{ "schema": "webftr-js8-decoder-lab-browser-report-v1", "version": "step76-real-compressed-fixture-intake-helper", "created_utc": "2026-05-27T23:11:44Z", "project": "WebFTR JS8 Decoder Lab", "root": "/decoders/js8_decoder", "expected_root": "/decoders/js8_decoder", "logs_dir": "/decoders/js8_decoder/logs", "runtime_dir": "/decoders/js8_decoder/runtime", "daemon_status": { "schema": "webftr-js8lab-daemon-status-v2", "version": "step76-real-compressed-fixture-intake-helper", "created_utc": "2026-05-26T07:46:12Z", "updated_utc": "2026-05-27T19:39:47Z", "state": "diagnostics_ok", "detail": "Diagnose fertig", "exit_code": 0, "root": "/decoders/js8_decoder", "expected_root": "/decoders/js8_decoder", "wav": "/decoders/js8_test.wav", "mode": "real-compressed-fixture-intake-helper", "start_guard": { "start_stops_existing_instance": true, "stale_pid_cleanup": true, "root_orphan_cleanup": true, "port_guard": true, "foreign_port_owner_not_killed": true }, "server": { "host": "0.0.0.0", "port": 8000, "pid": 62560, "running": true, "log": "/decoders/js8_decoder/logs/js8_browser_server.log" }, "diagnostics": { "pid": 62576, "running": false, "log": "/decoders/js8_decoder/logs/js8_start_diagnostics_latest.log", "last_command": "./run_js8_decoder_lab.sh real-compressed-fixture-intake-helper /decoders/js8_test.wav" }, "links": { "home": "/", "api_report": "/api/report", "api_status": "/api/status", "logs": "/logs/", "latest_log": "/logs/latest.log", "start_diagnostics_log": "/logs/js8_start_diagnostics_latest.log", "server_log": "/logs/js8_browser_server.log" }, "rx_only_guard": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "history": [ { "utc": "2026-05-27T18:24:59Z", "state": "diagnostics_running", "detail": "Diagnosejob im Hintergrund gestartet", "exit_code": null }, { "utc": "2026-05-27T18:25:04Z", "state": "diagnostics_ok", "detail": "Diagnose fertig", "exit_code": 0 }, { "utc": "2026-05-27T18:33:29Z", "state": "restarting", "detail": "Start-Guard: bestehende JS8Lab-Instanz wird geprüft und beendet", "exit_code": null }, { "utc": "2026-05-27T18:33:30Z", "state": "server_starting", "detail": "Browser-Logserver startet auf 0.0.0.0:8000", "exit_code": null }, { "utc": "2026-05-27T18:33:31Z", "state": "server_running", "detail": "Browser-Logserver läuft auf 0.0.0.0:8000", "exit_code": 0 }, { "utc": "2026-05-27T18:33:31Z", "state": "diagnostics_running", "detail": "Diagnose läuft: data-frame-text-unpack-probe ", "exit_code": null }, { "utc": "2026-05-27T18:33:32Z", "state": "diagnostics_running", "detail": "Diagnosejob im Hintergrund gestartet", "exit_code": null }, { "utc": "2026-05-27T18:33:37Z", "state": "diagnostics_ok", "detail": "Diagnose fertig", "exit_code": 0 }, { "utc": "2026-05-27T18:39:16Z", "state": "restarting", "detail": "Start-Guard: bestehende JS8Lab-Instanz wird geprüft und beendet", "exit_code": null }, { "utc": "2026-05-27T18:39:17Z", "state": "server_starting", "detail": "Browser-Logserver startet auf 0.0.0.0:8000", "exit_code": null }, { "utc": "2026-05-27T18:39:18Z", "state": "server_running", "detail": "Browser-Logserver läuft auf 0.0.0.0:8000", "exit_code": 0 }, { "utc": "2026-05-27T18:39:18Z", "state": "diagnostics_running", "detail": "Diagnose läuft: jsc-table-extract-probe ", "exit_code": null }, { "utc": "2026-05-27T18:39:19Z", "state": "diagnostics_running", "detail": "Diagnosejob im Hintergrund gestartet", "exit_code": null }, { "utc": "2026-05-27T18:39:26Z", "state": "diagnostics_ok", "detail": "Diagnose fertig", "exit_code": 0 }, { "utc": "2026-05-27T18:52:45Z", "state": "restarting", "detail": "Start-Guard: bestehende JS8Lab-Instanz wird geprüft und beendet", "exit_code": null }, { "utc": "2026-05-27T18:52:46Z", "state": "server_starting", "detail": "Browser-Logserver startet auf 0.0.0.0:8000", "exit_code": null }, { "utc": "2026-05-27T18:52:47Z", "state": "server_running", "detail": "Browser-Logserver läuft auf 0.0.0.0:8000", "exit_code": 0 }, { "utc": "2026-05-27T18:52:47Z", "state": "diagnostics_running", "detail": "Diagnose läuft: jsc-decompress-port-probe ", "exit_code": null }, { "utc": "2026-05-27T18:52:48Z", "state": "diagnostics_running", "detail": "Diagnosejob im Hintergrund gestartet", "exit_code": null }, { "utc": "2026-05-27T18:52:57Z", "state": "diagnostics_ok", "detail": "Diagnose fertig", "exit_code": 0 }, { "utc": "2026-05-27T19:05:31Z", "state": "restarting", "detail": "Start-Guard: bestehende JS8Lab-Instanz wird geprüft und beendet", "exit_code": null }, { "utc": "2026-05-27T19:05:32Z", "state": "server_starting", "detail": "Browser-Logserver startet auf 0.0.0.0:8000", "exit_code": null }, { "utc": "2026-05-27T19:05:33Z", "state": "server_running", "detail": "Browser-Logserver läuft auf 0.0.0.0:8000", "exit_code": 0 }, { "utc": "2026-05-27T19:05:33Z", "state": "diagnostics_running", "detail": "Diagnose läuft: varicode-compressed-bitslice-jsc-bridge-probe ", "exit_code": null }, { "utc": "2026-05-27T19:05:34Z", "state": "diagnostics_running", "detail": "Diagnosejob im Hintergrund gestartet", "exit_code": null }, { "utc": "2026-05-27T19:05:38Z", "state": "diagnostics_ok", "detail": "Diagnose fertig", "exit_code": 0 }, { "utc": "2026-05-27T19:13:55Z", "state": "restarting", "detail": "Start-Guard: bestehende JS8Lab-Instanz wird geprüft und beendet", "exit_code": null }, { "utc": "2026-05-27T19:13:55Z", "state": "server_starting", "detail": "Browser-Logserver startet auf 0.0.0.0:8000", "exit_code": null }, { "utc": "2026-05-27T19:13:56Z", "state": "server_running", "detail": "Browser-Logserver läuft auf 0.0.0.0:8000", "exit_code": 0 }, { "utc": "2026-05-27T19:13:57Z", "state": "diagnostics_running", "detail": "Diagnose läuft: compressed-frame-fixture-gate-probe ", "exit_code": null }, { "utc": "2026-05-27T19:13:58Z", "state": "diagnostics_running", "detail": "Diagnosejob im Hintergrund gestartet", "exit_code": null }, { "utc": "2026-05-27T19:14:01Z", "state": "diagnostics_ok", "detail": 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"exit_code": null }, { "utc": "2026-05-27T19:25:42Z", "state": "server_starting", "detail": "Browser-Logserver startet auf 0.0.0.0:8000", "exit_code": null }, { "utc": "2026-05-27T19:25:43Z", "state": "server_running", "detail": "Browser-Logserver läuft auf 0.0.0.0:8000", "exit_code": 0 }, { "utc": "2026-05-27T19:25:43Z", "state": "diagnostics_running", "detail": "Diagnose läuft: real-compressed-fixture-request ", "exit_code": null }, { "utc": "2026-05-27T19:25:44Z", "state": "diagnostics_running", "detail": "Diagnosejob im Hintergrund gestartet", "exit_code": null }, { "utc": "2026-05-27T19:25:48Z", "state": "diagnostics_ok", "detail": "Diagnose fertig", "exit_code": 0 }, { "utc": "2026-05-27T19:39:40Z", "state": "restarting", "detail": "Start-Guard: bestehende JS8Lab-Instanz wird geprüft und beendet", "exit_code": null }, { "utc": "2026-05-27T19:39:41Z", "state": "server_starting", "detail": "Browser-Logserver startet auf 0.0.0.0:8000", "exit_code": null }, { "utc": "2026-05-27T19:39:42Z", "state": "server_running", "detail": "Browser-Logserver läuft auf 0.0.0.0:8000", "exit_code": 0 }, { "utc": "2026-05-27T19:39:42Z", "state": "diagnostics_running", "detail": "Diagnose läuft: real-compressed-fixture-intake-helper ", "exit_code": null }, { "utc": "2026-05-27T19:39:43Z", "state": "diagnostics_running", "detail": "Diagnosejob im Hintergrund gestartet", "exit_code": null }, { "utc": "2026-05-27T19:39:47Z", "state": "diagnostics_ok", "detail": "Diagnose fertig", "exit_code": 0 } ], "status_file": "/decoders/js8_decoder/runtime/js8lab_status.json" }, "wav_candidates": [ { "path": "/decoders/js8_test.wav", "exists": true, "is_file": true, "is_dir": false, "size": 4608442, "mtime_utc": "2026-05-26T06:05:27Z" }, { "path": "/home/webftr/decoders/js8_test.wav", "exists": false, "error": "[Errno 2] No such file or directory: '/home/webftr/decoders/js8_test.wav'" }, { "path": "/decoders/js8_decoder/decoders/js8_test.wav", "exists": false, "error": "[Errno 2] No such file or directory: '/decoders/js8_decoder/decoders/js8_test.wav'" } ], "selected_wav_hint": { "path": "/decoders/js8_test.wav", "exists": true, "is_file": true, "is_dir": false, "size": 4608442, "mtime_utc": "2026-05-26T06:05:27Z" }, "rx_only_guard": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false, "webftr_productive_integration": false }, "latest_manifest": { "name": "20260527T193942Z_real-compressed-fixture-intake-helper_manifest.json", "url": "/logs/20260527T193942Z_real-compressed-fixture-intake-helper_manifest.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 1474, "mtime_utc": "2026-05-27T19:39:45Z" }, "json": { "schema": "webftr-js8-decoder-lab-log-manifest-v2", "project": "WebFTR JS8 Decoder Lab", "version": "step76-real-compressed-fixture-intake-helper", "status": "ok", "exit_code": 0, "command": "real-compressed-fixture-intake-helper", "timestamp_utc": "2026-05-27T19:39:45Z", "root": "/decoders/js8_decoder", "log_file": "/decoders/js8_decoder/logs/20260527T193942Z_real-compressed-fixture-intake-helper.log", "python": "3.11.2", "platform": "Linux-6.12.75+rpt-rpi-v8-aarch64-with-glibc2.36", "rx_only_guard": { "tx": false, "ptt": false, "tune": false, "send": false, "note": "This lab wrapper performs RX-only WAV/source inspection and never starts JS8Call runtime TX actions." }, "outputs": { "real_fixture_intake_helper_json": "/decoders/js8_decoder/logs/20260527T193942Z_real_fixture_intake_helper_output.json", "real_fixture_intake_helper_latest_json": "/decoders/js8_decoder/logs/js8_real_fixture_intake_helper_latest.json", "step75_request_latest_json": "/decoders/js8_decoder/logs/js8_real_compressed_fixture_request_latest.json", "step74_gate_latest_json": "/decoders/js8_decoder/logs/js8_compressed_frame_fixture_gate_latest.json" }, "input_arg": "", "source_arg": "", "fixture_arg": "", "next_step": "If no real fixture was imported, use runtime/fixtures/add_real_js8_fixture_step76.sh or JS8LAB_FIXTURE_* environment variables with a JS8Call/RF reference. Chat release remains blocked." } }, "latest_log": { "url": "/logs/latest.log", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 4770, "mtime_utc": "2026-05-27T19:39:47Z" }, "tail": "[webftr-js8-lab] command=real-compressed-fixture-intake-helper\n[webftr-js8-lab] root=/decoders/js8_decoder\n[webftr-js8-lab] log=/decoders/js8_decoder/logs/20260527T193942Z_real-compressed-fixture-intake-helper.log\n[webftr-js8-lab] manifest=/decoders/js8_decoder/logs/20260527T193942Z_real-compressed-fixture-intake-helper_manifest.json\n[webftr-js8-lab] utc=20260527T193942Z\n[webftr-js8-lab] rx-only guard: no TX / no PTT / no Tune / no Send\n\n[webftr-js8-lab] Step76 real compressed FrameDataCompressed fixture intake helper\n[webftr-js8-lab] fixture JSON or source-dir argument: auto-detect runtime/fixtures + source + JS8LAB_FIXTURE_* env\n[webftr-js8-lab] JSON output: /decoders/js8_decoder/logs/20260527T193942Z_real_fixture_intake_helper_output.json\n[webftr-js8-lab] JSON timeout guard: 180s\n{\n \"ok\": true,\n \"tool\": \"webftr-js8-real-compressed-fixture-intake-helper\",\n \"tool_version\": \"step76-real-compressed-fixture-intake-helper\",\n \"schema\": \"webftr-js8-real-compressed-fixture-intake-helper-v1\",\n \"rx_only_guard\": {\n \"tx\": false,\n \"ptt\": false,\n \"tune\": false,\n \"send\": false,\n \"js8call_runtime_control\": false,\n \"webftr_productive_integration\": false\n },\n \"no_gui_runtime_started\": true,\n \"root\": \"/decoders/js8_decoder\",\n \"log_dir\": \"/decoders/js8_decoder/logs\",\n \"state\": \"fixture_intake_ready_waiting_for_real_values\",\n \"intake_errors\": [],\n \"operator_input_seen\": false,\n \"normalized_message174\": null,\n \"target_fixture_file\": \"/decoders/js8_decoder/runtime/fixtures/js8_compressed_frame_fixtures.json\",\n \"fixture_write_result\": null,\n \"helper_files\": {\n \"readme\": \"/decoders/js8_decoder/runtime/fixtures/README_STEP76_REAL_FIXTURE_INTAKE.md\",\n \"shell_helper\": \"/decoders/js8_decoder/runtime/fixtures/add_real_js8_fixture_step76.sh\"\n },\n \"step75_summary\": {\n \"tool_version\": \"step75-real-compressed-fixture-capture-request\",\n \"state\": \"waiting_for_real_compressed_framedata_fixture\",\n \"next_action\": \"Fill runtime/fixtures/js8_compressed_frame_fixtures.json from the generated template, then rerun Step75.\",\n \"step74_gate_summary\": {\n \"tool_version\": \"step75-real-compressed-fixture-capture-request\",\n \"verdict\": \"fixture_gate_selftest_ready_waiting_for_real_compressed_frame_fixture\",\n \"next_action\": \"Add a real fixture JSON under runtime/fixtures/js8_compressed_frame_fixtures.json or pass it as argument to Step74.\",\n \"source_found\": true,\n \"jsc_entry_count\": 200000,\n \"external_fixture_count\": 0,\n \"external_fixture_pass_count\": 0,\n \"external_source_comparison_pass_count\": 0,\n \"synthetic_selftest_fixture_count\": 8,\n \"synthetic_selftest_pass_count\": 8,\n \"synthetic_selftest_all_passed\": true,\n \"webftr_display_count\": 0\n },\n \"target_fixture_file\": \"/decoders/js8_decoder/runtime/fixtures/js8_compressed_frame_fixtures.json\",\n \"written_template\": \"/decoders/js8_decoder/runtime/fixtures/js8_compressed_frame_fixtures.template.json\"\n },\n \"webftr_rx_rows\": [],\n \"webftr_display_count\": 0,\n \"webftr_adapter_hint\": {\n \"safe_to_poll_read_only\": true,\n \"productive_integration\": false,\n \"do_not_merge_as_chat_text_yet\": true,\n \"step68_contract_remains_current_ui_source\": true,\n \"step76_intake_latest\": \"/logs/js8_real_fixture_intake_helper_latest.json\",\n \"step75_request_latest\": \"/logs/js8_real_compressed_fixture_request_latest.json\",\n \"step74_gate_latest\": \"/logs/js8_compressed_frame_fixture_gate_latest.json\"\n },\n \"one_command_examples\": [\n \"JS8LAB_FIXTURE_MESSAGE174='12CHARSxxxxx' JS8LAB_FIXTURE_EXPECTED_TEXT='HELLO' JS8LAB_FIXTURE_REFERENCE='JS8Call reference log line' JS8LAB_FIXTURE_CONFIRM_EXTERNAL=1 ./RUN_JS8_STEP76_REAL_FIXTURE_INTAKE_HELPER.sh\",\n \"runtime/fixtures/add_real_js8_fixture_step76.sh 12CHARSxxxxx 'HELLO' 'JS8Call reference log line' /decoders/js8_test.wav\"\n ],\n \"warnings\": [\n \"Step76 only imports and validates a real/reference compressed fixture; it does not release WebFTR chat text.\",\n \"A fixture must be externally confirmed against JS8Call/JS8Call-Improved or a trusted RF comparison before it can be used for a release gate.\",\n \"The package remains RX-only and never starts JS8Call GUI/runtime control or TX/PTT/Tune/Send actions.\"\n ],\n \"next_action\": \"Use runtime/fixtures/add_real_js8_fixture_step76.sh or JS8LAB_FIXTURE_* environment variables to import one real JS8Call/RF comparison frame.\",\n \"stable_latest_written\": \"/decoders/js8_decoder/logs/js8_real_fixture_intake_helper_latest.json\"\n}\n\n[webftr-js8-lab] OK\n[webftr-js8-lab] log file: /decoders/js8_decoder/logs/20260527T193942Z_real-compressed-fixture-intake-helper.log\n[webftr-js8-lab] manifest: /decoders/js8_decoder/logs/20260527T193942Z_real-compressed-fixture-intake-helper_manifest.json\n" }, "output_refs": { "input_check": { "name": "20260527T110128Z_input_check_output.json", "path": "/decoders/js8_decoder/logs/20260527T110128Z_input_check_output.json", "url": "/logs/20260527T110128Z_input_check_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 684, "mtime_utc": "2026-05-27T11:01:29Z" }, "json_preview": { "ok": true, "mode": "JS8", "tool": "webftr-js8-input-check", "tool_version": "step51-source-aligned-tone-offset-cli-fix", "input_wav": "/decoders/js8_test.wav", "rx_only": true, "safety": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "decodes": [], "warnings": [], "wav": { "path": "/decoders/js8_test.wav", "channels": 1, "sample_rate": 12000, "sample_width_bytes": 2, "frames": 2304199, "duration_seconds": 192.016583, "rms_dbfs": -9.14, "peak_dbfs": -0.72, "clipped": false }, "next_action": "Run profile-scan, then auto-ldpc-probe on this WAV." } }, "sync_probe": { "name": "20260527T100315Z_selftest_sync_probe_output.json", "path": "/decoders/js8_decoder/logs/20260527T100315Z_selftest_sync_probe_output.json", "url": "/logs/20260527T100315Z_selftest_sync_probe_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 9747, "mtime_utc": "2026-05-27T10:03:24Z" }, "json_preview": { "ok": true, "mode": "JS8", "tool": "webftr-js8-sync-probe", "tool_version": "step49-source-constants-rx-core-extract-audit", "input_wav": "/decoders/js8_decoder/runtime/selftest_js8_costas_probe.wav", "rx_only": true, "safety": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "implementation_stage": "step43_sync_candidates_with_ldpc_probe_followup_no_final_decode", "wav": { "path": "/decoders/js8_decoder/runtime/selftest_js8_costas_probe.wav", "channels": 1, "sample_rate": 12000, "sample_width_bytes": 2, "frames": 148608, "duration_seconds": 12.384, "rms_dbfs": -15.61, "peak_dbfs": -12.25, "clipped": false }, "js8_reference": { "source": "JS8Call-Improved source-map orientation plus FT8-like Costas7 hypothesis", "sample_rate_hz": 12000, "default_nsps": 6192, "default_symbol_duration_seconds": 0.516, "costas7_candidate": [ 3, 1, 4, 0, 6, 5, 2 ], "tone_count_candidate": 8, "note": "This is a sync/symbol candidate extractor only. It estimates frame/symbol candidates for lab work and does not perform LDPC/FEC decode or JS8 message unpacking." }, "scan": { "nsps": 6192, "tone_spacing_hz": 1.937984, "freq_min_hz": 300.0, "freq_max_hz": 3000.0, "max_seconds_analyzed": 4.0, "start_candidates_scanned": 1, "base_candidates_scanned": 1, "base_candidates_hz": [ 1000.0 ], "coarse_tone_candidates": [ { "freq_hz": 1000.0, "relative_db": 0.0, "power": 6.94910418 }, { "freq_hz": 1025.0, "relative_db": -27.24, "power": 0.0131166 }, { "freq_hz": 975.0, "relative_db": -27.53, "power": 0.01227993 }, { "freq_hz": 1050.0, "relative_db": -37.39, "power": 0.0012678 }, { "freq_hz": 1075.0, "relative_db": -41.43, "power": 0.00049951 }, { "freq_hz": 950.0, "relative_db": -43.35, "power": 0.00032115 }, { "freq_hz": 1100.0, "relative_db": -46.57, "power": 0.00015313 }, { "freq_hz": 1250.0, "relative_db": -47.96, "power": 0.00011108 }, { "freq_hz": 1125.0, "relative_db": -48.58, "power": 9.635e-05 }, { "freq_hz": 1200.0, "relative_db": -50.32, "power": 6.457e-05 }, { "freq_hz": 875.0, "relative_db": -50.9, "power": 5.646e-05 }, { "freq_hz": 1175.0, "relative_db": -51.46, "power": 4.965e-05 } ] }, "sync_candidates": [ { "ok": true, "start_sample": 0, "start_seconds": 0.0, "base_freq_hz": 1000.0, "tone_spacing_hz": 1.937984, "nsps": 6192, "costas_pattern": [ 3, 1, 4, 0, 6, 5, 2 ], "costas_hits": 7, "costas_symbols": 7, "avg_margin_db": 29.11, "energy_score_db": 29.11, "candidate_score": 128.22, "symbols": [ { "symbol": 0, "expected_tone": 3, "strongest_tone": 3, "expected_is_strongest": true, "expected_power": 83.0873099286, "median_other_power": 0.1042308968, "margin_db": 29.02, "tone_powers": [ 0.0981480318, 0.1051242996, 0.1064179268, 83.0873099286, 0.1057422016, 0.1042308968, 0.0993799575, 0.0932492823 ] }, { "symbol": 1, "expected_tone": 1, "strongest_tone": 1, "expected_is_strongest": true, "expected_power": 83.0774568889, "median_other_power": 0.1014706768, "margin_db": 29.13, "tone_powers": [ 0.1068702304, 83.0774568889, 0.1052822376, 0.105564598, 0.1014706768, 0.0956100015, 0.0879534486, 0.0800992227 ] }, { "symbol": 2, "expected_tone": 4, "strongest_tone": 4, "expected_is_strongest": true, "expected_power": 83.0917714671, "median_other_power": 0.1044873575, "margin_db": 29.0, "tone_powers": [ 0.0960127168, 0.0986802754, 0.1054058068, 0.1081981246, 83.0917714671, 0.1055965002, 0.1044873575, 0.0990928872 ] }, { "symbol": 3, "expected_tone": 0, "strongest_tone": 0, "expected_is_strongest": true, "expected_power": 83.0749822549, "median_other_power": 0.0948551103, "margin_db": 29.42, "tone_powers": [ 83.0749822549, 0.1081775542, 0.1032741915, 0.1002757935, 0.0948551103, 0.0864721839, 0.080493759, 0.0726495994 ] }, { "symbol": 4, "expected_tone": 6, "strongest_tone": 6, "expected_is_strongest": true, "expected_power": 83.0368796528, "median_other_power": 0.1013897721, "margin_db": 29.13, "tone_powers": [ 0.0811328494, 0.088780076, 0.0950670222, 0.1013897721, 0.1027811248, 0.1070386893, 83.0368796528, 0.1089829146 ] }, { "symbol": 5, "expected_tone": 5, "strongest_tone": 5, "expected_is_strongest": true, "expected_power": 83.0780861176, "median_other_power": 0.1045690469, "margin_db": 29.0, "tone_powers": [ 0.0865241623, 0.0949217802, 0.099666939, 0.1045690469, 0.1061057949, 83.0780861176, 0.1100149946, 0.1049352501 ] }, { "symbol": 6, "expected_tone": 2, "strongest_tone": 2, "expected_is_strongest": true, "expected_power": 83.0649691812, "median_other_power": 0.1027968836, "margin_db": 29.07, "tone_powers": [ 0.1060939743, 0.1064017103, 83.0649691812, 0.1058247328, 0.1027968836, 0.1002472492, 0.0945580448, 0.088818472 ] } ], "symbol_preview": [ { "symbol": 0, "tone_index": 3, "confidence_db": 28.93, "powers": [ 0.0981480318, 0.1051242996, 0.1064179268, 83.0873099286, 0.1057422016, 0.1042308968, 0.0993799575, 0.0932492823 ] }, { "symbol": 1, "tone_index": 1, "confidence_db": 28.91, "powers": [ 0.1068702304, 83.0774568889, 0.1052822376, 0.105564598, 0.1014706768, 0.0956100015, 0.0879534486, 0.0800992227 ] }, { "symbol": 2, "tone_index": 4, "confidence_db": 28.85, "powers": [ 0.0960127168, 0.0986802754, 0.1054058068, 0.1081981246, 83.0917714671, 0.1055965002, 0.1044873575, 0.0990928872 ] }, { "symbol": 3, "tone_index": 0, "confidence_db": 28.85, "powers": [ 83.0749822549, 0.1081775542, 0.1032741915, 0.1002757935, 0.0948551103, 0.0864721839, 0.080493759, 0.0726495994 ] }, { "symbol": 4, "tone_index": 6, "confidence_db": 28.82, "powers": [ 0.0811328494, 0.088780076, 0.0950670222, 0.1013897721, 0.1027811248, 0.1070386893, 83.0368796528, 0.1089829146 ] }, { "symbol": 5, "tone_index": 5, "confidence_db": 28.78, "powers": [ 0.0865241623, 0.0949217802, 0.099666939, 0.1045690469, 0.1061057949, 83.0780861176, 0.1100149946, 0.1049352501 ] }, { "symbol": 6, "tone_index": 2, "confidence_db": 28.92, "powers": [ 0.1060939743, 0.1064017103, 83.0649691812, 0.1058247328, 0.1027968836, 0.1002472492, 0.0945580448, 0.088818472 ] } ] } ], "decodes": [], "warnings": [ "No JS8 text decode is expected in Step 49. Final real LDPC/FEC and Varicode/message unpack are not implemented yet.", "Costas7 scoring is a lab candidate extractor; real decoder validation requires actual JS8 WAV samples." ], "next_action": "Run sync-probe on real JS8 WAV captures. If stable sync_candidates appear, Step 49 can continue soft-symbol metric extraction for the LDPC/FEC path." } }, "real_run_quick_prefilter": { "name": "20260527T110128Z_real_run_quick_prefilter_output.json", "path": "/decoders/js8_decoder/logs/20260527T110128Z_real_run_quick_prefilter_output.json", "url": "/logs/20260527T110128Z_real_run_quick_prefilter_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 8815, "mtime_utc": "2026-05-27T11:01:42Z" }, "json_preview": { "ok": true, "mode": "JS8", "tool": "webftr-js8-quick-window-scan", "tool_version": "step51-source-aligned-tone-offset-cli-fix", "input_wav": "/decoders/js8_test.wav", "rx_only": true, "safety": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "wav": { "sample_rate": 12000, "duration_seconds": 192.016583, "frames": 2304199, "rms_dbfs": -9.164808449038551, "peak_dbfs": -0.7246929351669301, "clipped": false }, "scan_params": { "window_seconds": 60.0, "hop_seconds": 12.0, "max_seconds": 180.0, "output_dir": "/decoders/js8_decoder/runtime/quick_prefilter_windows" }, "selected_window": { "start_seconds": 24.0, "end_seconds": 84.0, "duration_seconds": 60.0, "avg_activity_score": -6.2272, "active_chunks": 5, "chunk_count": 5, "selection_score": 11.2728, "window_wav": "/decoders/js8_decoder/runtime/quick_prefilter_windows/js8_quick_selected_window.wav", "tone_candidates": [ { "freq_hz": 1025.0, "relative_db": 0.0, "power": 7.98385996 }, { "freq_hz": 1000.0, "relative_db": -0.38, "power": 7.31762699 }, { "freq_hz": 2025.0, "relative_db": -9.29, "power": 0.93974646 }, { "freq_hz": 975.0, "relative_db": -13.3, "power": 0.37314359 }, { "freq_hz": 1050.0, "relative_db": -25.6, "power": 0.02199227 }, { "freq_hz": 1775.0, "relative_db": -27.4, "power": 0.01453049 }, { "freq_hz": 1150.0, "relative_db": -27.44, "power": 0.01439727 }, { "freq_hz": 1425.0, "relative_db": -28.11, "power": 0.01233556 }, { "freq_hz": 1250.0, "relative_db": -29.08, "power": 0.00987629 }, { "freq_hz": 1825.0, "relative_db": -29.2, "power": 0.00959995 }, { "freq_hz": 1950.0, "relative_db": -29.78, "power": 0.00840634 }, { "freq_hz": 950.0, "relative_db": -29.91, "power": 0.00814511 } ] }, "selected_window_wav": "/decoders/js8_decoder/runtime/quick_prefilter_windows/js8_quick_selected_window.wav", "top_windows": [ { "start_seconds": 24.0, "end_seconds": 84.0, "duration_seconds": 60.0, "avg_activity_score": -6.2272, "active_chunks": 5, "chunk_count": 5, "selection_score": 11.2728, "window_wav": "/decoders/js8_decoder/runtime/quick_prefilter_windows/js8_quick_selected_window.wav", "tone_candidates": [ { "freq_hz": 1025.0, "relative_db": 0.0, "power": 7.98385996 }, { "freq_hz": 1000.0, "relative_db": -0.38, "power": 7.31762699 }, { "freq_hz": 2025.0, "relative_db": -9.29, "power": 0.93974646 }, { "freq_hz": 975.0, "relative_db": -13.3, "power": 0.37314359 }, { "freq_hz": 1050.0, "relative_db": -25.6, "power": 0.02199227 }, { "freq_hz": 1775.0, "relative_db": -27.4, "power": 0.01453049 }, { "freq_hz": 1150.0, "relative_db": -27.44, "power": 0.01439727 }, { "freq_hz": 1425.0, "relative_db": -28.11, "power": 0.01233556 }, { "freq_hz": 1250.0, "relative_db": -29.08, "power": 0.00987629 }, { "freq_hz": 1825.0, "relative_db": -29.2, "power": 0.00959995 }, { "freq_hz": 1950.0, "relative_db": -29.78, "power": 0.00840634 }, { "freq_hz": 950.0, "relative_db": -29.91, "power": 0.00814511 } ] }, { "start_seconds": 12.0, "end_seconds": 72.0, "duration_seconds": 60.0, "avg_activity_score": -6.2278, "active_chunks": 5, "chunk_count": 5, "selection_score": 11.2722 }, { "start_seconds": 36.0, "end_seconds": 96.0, "duration_seconds": 60.0, "avg_activity_score": -6.2346, "active_chunks": 5, "chunk_count": 5, "selection_score": 11.2654 }, { "start_seconds": 48.0, "end_seconds": 108.0, "duration_seconds": 60.0, "avg_activity_score": -6.2483, "active_chunks": 5, "chunk_count": 5, "selection_score": 11.2517 }, { "start_seconds": 0.0, "end_seconds": 60.0, "duration_seconds": 60.0, "avg_activity_score": -6.2606, "active_chunks": 5, "chunk_count": 5, "selection_score": 11.2394 }, { "start_seconds": 60.0, "end_seconds": 120.0, "duration_seconds": 60.0, "avg_activity_score": -6.2619, "active_chunks": 5, "chunk_count": 5, "selection_score": 11.2381 }, { "start_seconds": 108.0, "end_seconds": 168.0, "duration_seconds": 60.0, "avg_activity_score": -6.2716, "active_chunks": 5, "chunk_count": 5, "selection_score": 11.2284 }, { "start_seconds": 72.0, "end_seconds": 132.0, "duration_seconds": 60.0, "avg_activity_score": -6.2752, "active_chunks": 5, "chunk_count": 5, "selection_score": 11.2248 } ], "chunk_preview": [ { "chunk_index": 0, "start_seconds": 0.0, "end_seconds": 12.0, "rms_dbfs": -9.07, "peak_dbfs": -3.22, "activity_score": -6.2351 }, { "chunk_index": 1, "start_seconds": 12.0, "end_seconds": 24.0, "rms_dbfs": -9.27, "peak_dbfs": -3.01, "activity_score": -6.4225 }, { "chunk_index": 2, "start_seconds": 24.0, "end_seconds": 36.0, "rms_dbfs": -9.24, "peak_dbfs": -2.73, "activity_score": -6.3769 }, { "chunk_index": 3, "start_seconds": 36.0, "end_seconds": 48.0, "rms_dbfs": -9.24, "peak_dbfs": -2.39, "activity_score": -6.3632 }, { "chunk_index": 4, "start_seconds": 48.0, "end_seconds": 60.0, "rms_dbfs": -8.87, "peak_dbfs": -0.72, "activity_score": -5.9054 }, { "chunk_index": 5, "start_seconds": 60.0, "end_seconds": 72.0, "rms_dbfs": -9.03, "peak_dbfs": -0.72, "activity_score": -6.0711 }, { "chunk_index": 6, "start_seconds": 72.0, "end_seconds": 84.0, "rms_dbfs": -9.26, "peak_dbfs": -3.1, "activity_score": -6.4194 }, { "chunk_index": 7, "start_seconds": 84.0, "end_seconds": 96.0, "rms_dbfs": -9.29, "peak_dbfs": -2.42, "activity_score": -6.4141 } ], "chunk_tail_preview": [ { "chunk_index": 7, "start_seconds": 84.0, "end_seconds": 96.0, "rms_dbfs": -9.29, "peak_dbfs": -2.42, "activity_score": -6.4141 }, { "chunk_index": 8, "start_seconds": 96.0, "end_seconds": 108.0, "rms_dbfs": -9.3, "peak_dbfs": -2.65, "activity_score": -6.4314 }, { "chunk_index": 9, "start_seconds": 108.0, "end_seconds": 120.0, "rms_dbfs": -8.87, "peak_dbfs": -2.1, "activity_score": -5.9734 }, { "chunk_index": 10, "start_seconds": 120.0, "end_seconds": 132.0, "rms_dbfs": -9.02, "peak_dbfs": -2.36, "activity_score": -6.1378 }, { "chunk_index": 11, "start_seconds": 132.0, "end_seconds": 144.0, "rms_dbfs": -9.41, "peak_dbfs": -0.72, "activity_score": -6.4474 }, { "chunk_index": 12, "start_seconds": 144.0, "end_seconds": 156.0, "rms_dbfs": -9.3, "peak_dbfs": -2.31, "activity_score": -6.4185 }, { "chunk_index": 13, "start_seconds": 156.0, "end_seconds": 168.0, "rms_dbfs": -9.34, "peak_dbfs": -0.89, "activity_score": -6.3807 }, { "chunk_index": 14, "start_seconds": 168.0, "end_seconds": 180.0, "rms_dbfs": -8.99, "peak_dbfs": -3.03, "activity_score": -6.1457 } ], "decodes": [], "warnings": [ "Quick-window-scan only selects a likely analysis window; it is not a JS8 text decoder." ], "next_action": "Run sync/soft-symbol/FEC probes on selected_window_wav. Message unpack is not implemented in Step 51." } }, "real_run_dirty_window_scan": { "name": "20260527T110128Z_real_run_dirty_window_scan_output.json", "path": "/decoders/js8_decoder/logs/20260527T110128Z_real_run_dirty_window_scan_output.json", "url": "/logs/20260527T110128Z_real_run_dirty_window_scan_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 1269, "mtime_utc": "2026-05-27T11:02:43Z" }, "json_preview": { "ok": false, "error": "json_command_timeout_guard", "timeout_seconds": 60, "exit_code": 143, "command": [ "python3", "-m", "webftr_js8_lab.js8_dirty_window_scan", "--input", "/decoders/js8_decoder/runtime/quick_prefilter_windows/js8_quick_selected_window.wav", "--pretty", "--window-seconds", "54", "--hop-seconds", "30", "--max-seconds", "75", "--max-windows", "1", "--max-starts", "3", "--max-base-candidates", "2", "--output-dir", "/decoders/js8_decoder/runtime/dirty_windows", "--prefer-js8" ], "stderr_log": "/decoders/js8_decoder/logs/20260527T110128Z_real_run_dirty_window_scan_output.stderr.log", "stderr_tail": "/decoders/js8_decoder/src/webftr_js8_lab/js8_dirty_window_scan.py:4: DeprecationWarning: 'audioop' is deprecated and slated for removal in Python 3.13\n import audioop\n", "rx_only": true, "safety": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "next_action": "Step 51 timeout guard stopped this expensive probe; preserved partial timing JSON when available. The real-run now continues with quick-window fallback when available; otherwise inspect stderr/log bundle." } }, "dirty_window_scan": { "name": "20260527T110128Z_real_run_dirty_window_scan_output.json", "path": "/decoders/js8_decoder/logs/20260527T110128Z_real_run_dirty_window_scan_output.json", "url": "/logs/20260527T110128Z_real_run_dirty_window_scan_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 1269, "mtime_utc": "2026-05-27T11:02:43Z" }, "json_preview": { "ok": false, "error": "json_command_timeout_guard", "timeout_seconds": 60, "exit_code": 143, "command": [ "python3", "-m", "webftr_js8_lab.js8_dirty_window_scan", "--input", "/decoders/js8_decoder/runtime/quick_prefilter_windows/js8_quick_selected_window.wav", "--pretty", "--window-seconds", "54", "--hop-seconds", "30", "--max-seconds", "75", "--max-windows", "1", "--max-starts", "3", "--max-base-candidates", "2", "--output-dir", "/decoders/js8_decoder/runtime/dirty_windows", "--prefer-js8" ], "stderr_log": "/decoders/js8_decoder/logs/20260527T110128Z_real_run_dirty_window_scan_output.stderr.log", "stderr_tail": "/decoders/js8_decoder/src/webftr_js8_lab/js8_dirty_window_scan.py:4: DeprecationWarning: 'audioop' is deprecated and slated for removal in Python 3.13\n import audioop\n", "rx_only": true, "safety": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "next_action": "Step 51 timeout guard stopped this expensive probe; preserved partial timing JSON when available. The real-run now continues with quick-window fallback when available; otherwise inspect stderr/log bundle." } }, "ldpc_soft_decode": { "name": "20260527T111112Z_ldpc_soft_decode_output.json", "path": "/decoders/js8_decoder/logs/20260527T111112Z_ldpc_soft_decode_output.json", "url": "/logs/20260527T111112Z_ldpc_soft_decode_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 112544, "mtime_utc": "2026-05-27T11:11:21Z" }, "json_preview": { "ok": true, "mode": "JS8", "tool": "webftr-js8-soft-ldpc-minsum-probe", "tool_version": "step51-source-aligned-tone-offset-cli-fix", "input_wav": null, "candidate_json": "/decoders/js8_decoder/runtime/timing_boundary_sweep/step51_source_aligned_best_timing_fec_candidate.json", "rx_only": true, "safety": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "implementation_stage": "step43_direct_primary_syndrome_closure_repair_candidates_no_message_unpack", "matrix": { "code": "(174,91)", "message_bits": 91, "parity_bits": 83, "codeword_bits": 174, "check_count": 83 }, "decoder": { "algorithm": "normalized_min_sum_multi_trial", "max_iterations": 32, "default_alpha": 0.8, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely", "mapping_expansion": "ft8_gray_demap_plus_bitrev_interleaver_candidates", "max_decode_rows": 1, "fast_trials": true, "trial_count": 2, "timeout_avoidance": "direct_primary_first_default_1_row", "direct_timing_primary_preserved": true, "hard_repair_probe": { "repair_rows": 1, "repair_pool_size": 18, "repair_max_depth": 2 } }, "candidate_context": { "nsps_used": 6192, "nsps_is_js8_realistic": true, "selected_profile": null, "selected_variant": { "name": "step43_timing_sweep_best_syndrome_row", "rank_score": 1105.166392, "complete_174bit_candidate": true, "hard_bits_sha256_16": "95a1e941fbdff6b2", "hard_weight_174": 36, "llr_stats": { "count": 174, "avg_abs": 1.291598, "min_abs": 0.001433, "max_abs": 3.895705, "positive": 129, "negative": 45, "zero": 0 } } }, "candidate_mapping_rows": 865, "probe_count": 2, "best_soft_decode": { "variant": "step43_timing_sweep_best_syndrome_row", "transform": "direct_timing_sweep_primary", "mapping_meta": { "direct_timing_sweep_primary": true, "source_mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "source_transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "source_variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver" }, "decoder_trial": { "llr_scale": 0.75, "alpha": 0.7 }, "source_rank_score": 3105.166392, "source_llr_stats": { "count": 174, "avg_abs": 1.291598, "min_abs": 0.001433, "max_abs": 3.895705, "positive": 129, "negative": 45, "zero": 0 }, "success": false, "iterations_used": 32, "final_syndrome_weight": 33, "message91": null, "message91_sha256_16": "f36bdab26772186a", "codeword174_sha256_16": "96bf7b01bb067d48", "trace": [ { "iteration": 0, "syndrome_weight": 43 }, { "iteration": 1, "syndrome_weight": 40 }, { "iteration": 2, "syndrome_weight": 42 }, { "iteration": 3, "syndrome_weight": 37 }, { "iteration": 4, "syndrome_weight": 40 }, { "iteration": 5, "syndrome_weight": 39 }, { "iteration": 6, "syndrome_weight": 48 }, { "iteration": 7, "syndrome_weight": 37 }, { "iteration": 8, "syndrome_weight": 41 }, { "iteration": 9, "syndrome_weight": 39 }, { "iteration": 10, "syndrome_weight": 44 }, { "iteration": 15, "syndrome_weight": 40 }, { "iteration": 20, "syndrome_weight": 44 }, { "iteration": 25, "syndrome_weight": 45 }, { "iteration": 30, "syndrome_weight": 41 } ], "hard_repair_probe": { "ok": true, "initial_syndrome_weight": 22, "best_syndrome_weight": 21, "best_flip_indices": [ 91 ], "best_flip_count": 1, "pool_size": 18, "max_depth": 2, "probes": 171, "valid_codeword_hard_decision": 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"message91_sha256_16": "36258d9d38b0281f", "codeword174_sha256_16": "cb03d310703a3bef" }, { "message_flip_indices": [ 80, 32 ], "parity_flip_indices": [ 95, 97, 99, 100, 102, 103, 108, 109, 121, 123, 124, 126, 127, 128, 129, 133, 141, 142, 143, 148, 151, 155, 157, 159, 160, 163, 165, 166, 167, 168, 170, 171 ], "all_flip_indices": [ 80, 32, 95, 97, 99, 100, 102, 103, 108, 109, 121, 123, 124, 126, 127, 128, 129, 133, 141, 142, 143, 148, 151, 155, 157, 159, 160, 163, 165, 166, 167, 168, 170, 171 ], "message_flip_count": 2, "parity_flip_count": 32, "total_flip_count": 34, "message_flip_cost": 0.01723, "parity_flip_cost": 33.416528, "total_reliability_cost": 33.433758, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000000100000001000001000100000010000010001000000000010000000000000001100000000111000100110", "message91_sha256_16": "d1dd1f00eea52156", "codeword174_sha256_16": "4529cc6ea45b8c15" }, { "message_flip_indices": [ 37, 52, 54 ], "parity_flip_indices": [ 93, 95, 96, 98, 99, 100, 102, 106, 107, 108, 111, 112, 116, 118, 120, 123, 125, 127, 130, 133, 134, 135, 136, 138, 141, 144, 154, 155, 160, 161, 165, 167, 170 ], "all_flip_indices": [ 37, 52, 54, 93, 95, 96, 98, 99, 100, 102, 106, 107, 108, 111, 112, 116, 118, 120, 123, 125, 127, 130, 133, 134, 135, 136, 138, 141, 144, 154, 155, 160, 161, 165, 167, 170 ], "message_flip_count": 3, "parity_flip_count": 33, "total_flip_count": 36, "message_flip_cost": 0.212962, "parity_flip_cost": 33.260317, "total_reliability_cost": 33.473279, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000000100000001000001000100000000000110001000000000111000000000000001100000000101000100110", "message91_sha256_16": "f89221702d6c6b08", "codeword174_sha256_16": "17b3bb4d1d83b9f3" }, { "message_flip_indices": [ 80, 69, 90 ], "parity_flip_indices": [ 91, 93, 95, 97, 99, 100, 101, 102, 103, 106, 109, 110, 113, 117, 124, 125, 133, 135, 137, 140, 146, 149, 153, 154, 157, 160, 161, 163, 164, 165, 166, 167, 168, 170, 173 ], "all_flip_indices": [ 80, 69, 90, 91, 93, 95, 97, 99, 100, 101, 102, 103, 106, 109, 110, 113, 117, 124, 125, 133, 135, 137, 140, 146, 149, 153, 154, 157, 160, 161, 163, 164, 165, 166, 167, 168, 170, 173 ], "message_flip_count": 3, "parity_flip_count": 35, "total_flip_count": 38, "message_flip_cost": 0.520175, "parity_flip_cost": 33.163717, "total_reliability_cost": 33.683892, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000000100000001000001000100000000000010001000000000010000000000000000100000000111000100111", "message91_sha256_16": "c8c54b0e1ae8c13f", "codeword174_sha256_16": "283f17c6b9b19017" }, { "message_flip_indices": [ 47, 24, 69 ], "parity_flip_indices": [ 92, 93, 94, 95, 99, 100, 101, 102, 105, 108, 109, 110, 123, 124, 129, 134, 135, 136, 138, 141, 142, 143, 145, 146, 153, 154, 158, 159, 160, 161, 162, 164, 165, 166, 167, 170, 172 ], "all_flip_indices": [ 47, 24, 69, 92, 93, 94, 95, 99, 100, 101, 102, 105, 108, 109, 110, 123, 124, 129, 134, 135, 136, 138, 141, 142, 143, 145, 146, 153, 154, 158, 159, 160, 161, 162, 164, 165, 166, 167, 170, 172 ], "message_flip_count": 3, "parity_flip_count": 37, "total_flip_count": 40, "message_flip_cost": 0.429542, "parity_flip_cost": 33.702714, "total_reliability_cost": 34.132256, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000000100000001000001001100000000000010001000010000010000000000000000100000000101000100110", "message91_sha256_16": "937bbbe6622a93b8", "codeword174_sha256_16": "24013711efc6e35f" } ], "warning": "Syndrome closure can always form a codeword by parity repair; this is only a ranked candidate generator until JS8 message unpack/CRC validates a candidate." }, "soft_decode_results": [ { "variant": "step43_timing_sweep_best_syndrome_row", "transform": "direct_timing_sweep_primary", "mapping_meta": { "direct_timing_sweep_primary": true, "source_mapping_meta": { 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"0000000100000001000001001100000000000010001000000000010000000000000001100000000101000100110", "message91_sha256_16": "7b4f0bbb486c2729", "codeword174_sha256_16": "c60be927dc9a8795" }, { "message_flip_indices": [ 67, 54, 79 ], "parity_flip_indices": [ 94, 96, 100, 103, 105, 108, 112, 116, 118, 122, 124, 125, 127, 128, 133, 134, 135, 140, 141, 146, 147, 150, 152, 153, 154, 157, 169, 172, 173 ], "all_flip_indices": [ 67, 54, 79, 94, 96, 100, 103, 105, 108, 112, 116, 118, 122, 124, 125, 127, 128, 133, 134, 135, 140, 141, 146, 147, 150, 152, 153, 154, 157, 169, 172, 173 ], "message_flip_count": 3, "parity_flip_count": 29, "total_flip_count": 32, "message_flip_cost": 0.334, "parity_flip_cost": 32.688588, "total_reliability_cost": 33.022588, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000000100000001000001000100000000000010001000000000011000000000000101100000000001000100110", "message91_sha256_16": "ea6738f37fdd0bca", "codeword174_sha256_16": "e64696234a9e9700" }, { "message_flip_indices": [ 8, 4 ], "parity_flip_indices": [ 91, 93, 95, 101, 103, 110, 112, 117, 118, 123, 125, 126, 127, 129, 135, 137, 140, 141, 143, 145, 149, 152, 154, 156, 160, 168, 172, 173 ], "all_flip_indices": [ 8, 4, 91, 93, 95, 101, 103, 110, 112, 117, 118, 123, 125, 126, 127, 129, 135, 137, 140, 141, 143, 145, 149, 152, 154, 156, 160, 168, 172, 173 ], "message_flip_count": 2, "parity_flip_count": 28, "total_flip_count": 30, "message_flip_cost": 0.020221, "parity_flip_cost": 33.270029, "total_reliability_cost": 33.29025, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000100110000001000001000100000000000010001000000000010000000000000001100000000101000100110", "message91_sha256_16": "36258d9d38b0281f", "codeword174_sha256_16": "cb03d310703a3bef" }, { "message_flip_indices": [ 80, 32 ], "parity_flip_indices": [ 95, 97, 99, 100, 102, 103, 108, 109, 121, 123, 124, 126, 127, 128, 129, 133, 141, 142, 143, 148, 151, 155, 157, 159, 160, 163, 165, 166, 167, 168, 170, 171 ], "all_flip_indices": [ 80, 32, 95, 97, 99, 100, 102, 103, 108, 109, 121, 123, 124, 126, 127, 128, 129, 133, 141, 142, 143, 148, 151, 155, 157, 159, 160, 163, 165, 166, 167, 168, 170, 171 ], "message_flip_count": 2, "parity_flip_count": 32, "total_flip_count": 34, "message_flip_cost": 0.01723, "parity_flip_cost": 33.416528, "total_reliability_cost": 33.433758, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000000100000001000001000100000010000010001000000000010000000000000001100000000111000100110", "message91_sha256_16": "d1dd1f00eea52156", "codeword174_sha256_16": "4529cc6ea45b8c15" }, { "message_flip_indices": [ 37, 52, 54 ], "parity_flip_indices": [ 93, 95, 96, 98, 99, 100, 102, 106, 107, 108, 111, 112, 116, 118, 120, 123, 125, 127, 130, 133, 134, 135, 136, 138, 141, 144, 154, 155, 160, 161, 165, 167, 170 ], "all_flip_indices": [ 37, 52, 54, 93, 95, 96, 98, 99, 100, 102, 106, 107, 108, 111, 112, 116, 118, 120, 123, 125, 127, 130, 133, 134, 135, 136, 138, 141, 144, 154, 155, 160, 161, 165, 167, 170 ], "message_flip_count": 3, "parity_flip_count": 33, "total_flip_count": 36, "message_flip_cost": 0.212962, "parity_flip_cost": 33.260317, "total_reliability_cost": 33.473279, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000000100000001000001000100000000000110001000000000111000000000000001100000000101000100110", "message91_sha256_16": "f89221702d6c6b08", "codeword174_sha256_16": "17b3bb4d1d83b9f3" }, { "message_flip_indices": [ 80, 69, 90 ], "parity_flip_indices": [ 91, 93, 95, 97, 99, 100, 101, 102, 103, 106, 109, 110, 113, 117, 124, 125, 133, 135, 137, 140, 146, 149, 153, 154, 157, 160, 161, 163, 164, 165, 166, 167, 168, 170, 173 ], "all_flip_indices": [ 80, 69, 90, 91, 93, 95, 97, 99, 100, 101, 102, 103, 106, 109, 110, 113, 117, 124, 125, 133, 135, 137, 140, 146, 149, 153, 154, 157, 160, 161, 163, 164, 165, 166, 167, 168, 170, 173 ], "message_flip_count": 3, "parity_flip_count": 35, "total_flip_count": 38, "message_flip_cost": 0.520175, "parity_flip_cost": 33.163717, "total_reliability_cost": 33.683892, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000000100000001000001000100000000000010001000000000010000000000000000100000000111000100111", "message91_sha256_16": "c8c54b0e1ae8c13f", "codeword174_sha256_16": "283f17c6b9b19017" }, { "message_flip_indices": [ 47, 24, 69 ], "parity_flip_indices": [ 92, 93, 94, 95, 99, 100, 101, 102, 105, 108, 109, 110, 123, 124, 129, 134, 135, 136, 138, 141, 142, 143, 145, 146, 153, 154, 158, 159, 160, 161, 162, 164, 165, 166, 167, 170, 172 ], "all_flip_indices": [ 47, 24, 69, 92, 93, 94, 95, 99, 100, 101, 102, 105, 108, 109, 110, 123, 124, 129, 134, 135, 136, 138, 141, 142, 143, 145, 146, 153, 154, 158, 159, 160, 161, 162, 164, 165, 166, 167, 170, 172 ], "message_flip_count": 3, "parity_flip_count": 37, "total_flip_count": 40, "message_flip_cost": 0.429542, "parity_flip_cost": 33.702714, "total_reliability_cost": 34.132256, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000000100000001000001001100000000000010001000010000010000000000000000100000000101000100110", "message91_sha256_16": "937bbbe6622a93b8", "codeword174_sha256_16": "24013711efc6e35f" } ], "warning": "Syndrome closure can always form a codeword by parity repair; this is only a ranked candidate generator until JS8 message unpack/CRC validates a candidate." } }, { "variant": "step43_timing_sweep_best_syndrome_row", "transform": "direct_timing_sweep_primary", "mapping_meta": { "direct_timing_sweep_primary": true, "source_mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "source_transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "source_variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver" }, "decoder_trial": { "llr_scale": 1.0, "alpha": 0.8 }, "source_rank_score": 3105.166392, "source_llr_stats": { "count": 174, "avg_abs": 1.291598, "min_abs": 0.001433, "max_abs": 3.895705, "positive": 129, "negative": 45, "zero": 0 }, "success": false, "iterations_used": 32, "final_syndrome_weight": 34, "message91": null, "message91_sha256_16": "9586359777910051", "codeword174_sha256_16": "67141e7930f85c33", "trace": [ { "iteration": 0, "syndrome_weight": 43 }, { "iteration": 1, "syndrome_weight": 40 }, { "iteration": 2, "syndrome_weight": 42 }, { "iteration": 3, "syndrome_weight": 35 }, { "iteration": 4, "syndrome_weight": 40 }, { "iteration": 5, "syndrome_weight": 36 }, { "iteration": 6, "syndrome_weight": 40 }, { "iteration": 7, "syndrome_weight": 35 }, { "iteration": 8, "syndrome_weight": 37 }, { "iteration": 9, "syndrome_weight": 44 }, { "iteration": 10, "syndrome_weight": 35 }, { "iteration": 15, "syndrome_weight": 42 }, { "iteration": 20, "syndrome_weight": 42 }, { "iteration": 25, "syndrome_weight": 41 }, { "iteration": 30, "syndrome_weight": 39 } ], "hard_repair_probe": { "ok": true, "initial_syndrome_weight": 22, "best_syndrome_weight": 21, "best_flip_indices": [ 91 ], "best_flip_count": 1, "pool_size": 18, "max_depth": 2, "probes": 171, "valid_codeword_hard_decision": false, "message91_sha256_16": "d4ca2a05f15dd009", "codeword174_sha256_16": "4cf9e06f787f90f7" }, "syndrome_closure_repair_probe": { "ok": true, "diagnostic_only": true, "method": "systematic_syndrome_closure_ranked_by_llr_cost", "initial_syndrome_weight": 22, "initial_unsatisfied_checks": [ 0, 3, 4, 12, 14, 17, 27, 30, 31, 33, 34, 36, 38, 44, 45, 46, 51, 61, 62, 68, 77, 81 ], "message_pool_size": 18, "message_pool_indices": [ 8, 80, 29, 60, 32, 4, 37, 67, 19, 64, 52, 47, 54, 24, 79, 69, 70, 90 ], "max_message_depth": 3, "evaluated_candidates": 988, "best": { "message_flip_indices": [ 29, 52, 24 ], "parity_flip_indices": [ 93, 95, 96, 99, 101, 102, 104, 106, 111, 113, 117, 123, 125, 127, 128, 129, 131, 133, 134, 135, 141, 147, 149, 159, 160, 161, 162, 163, 166, 170, 171 ], "all_flip_indices": [ 29, 52, 24, 93, 95, 96, 99, 101, 102, 104, 106, 111, 113, 117, 123, 125, 127, 128, 129, 131, 133, 134, 135, 141, 147, 149, 159, 160, 161, 162, 163, 166, 170, 171 ], "message_flip_count": 3, "parity_flip_count": 31, "total_flip_count": 34, "message_flip_cost": 0.200562, "parity_flip_cost": 26.763065, "total_reliability_cost": 26.963627, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000000100000001000001001100010000000010001000000000110000000000000001100000000101000100110", "message91_sha256_16": "4969d515d475345c", "codeword174_sha256_16": "5eb7a37dfa462a9d" }, "top_candidates": [ { "message_flip_indices": [ 29, 52, 24 ], "parity_flip_indices": [ 93, 95, 96, 99, 101, 102, 104, 106, 111, 113, 117, 123, 125, 127, 128, 129, 131, 133, 134, 135, 141, 147, 149, 159, 160, 161, 162, 163, 166, 170, 171 ], "all_flip_indices": [ 29, 52, 24, 93, 95, 96, 99, 101, 102, 104, 106, 111, 113, 117, 123, 125, 127, 128, 129, 131, 133, 134, 135, 141, 147, 149, 159, 160, 161, 162, 163, 166, 170, 171 ], "message_flip_count": 3, "parity_flip_count": 31, "total_flip_count": 34, "message_flip_cost": 0.200562, "parity_flip_cost": 26.763065, "total_reliability_cost": 26.963627, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000000100000001000001001100010000000010001000000000110000000000000001100000000101000100110", "message91_sha256_16": "4969d515d475345c", "codeword174_sha256_16": "5eb7a37dfa462a9d" }, { "message_flip_indices": [], "parity_flip_indices": [ 91, 94, 95, 103, 105, 108, 118, 121, 122, 124, 125, 127, 129, 135, 136, 137, 142, 152, 153, 159, 168, 172 ], "all_flip_indices": [ 91, 94, 95, 103, 105, 108, 118, 121, 122, 124, 125, 127, 129, 135, 136, 137, 142, 152, 153, 159, 168, 172 ], "message_flip_count": 0, "parity_flip_count": 22, "total_flip_count": 22, "message_flip_cost": 0.0, "parity_flip_cost": 30.00735, "total_reliability_cost": 30.00735, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000000100000001000001000100000000000010001000000000010000000000000001100000000101000100110", "message91_sha256_16": "d4ca2a05f15dd009", "codeword174_sha256_16": "ceaa20e1644a6624" }, { "message_flip_indices": [ 32, 54, 69 ], "parity_flip_indices": [ 91, 92, 93, 100, 101, 104, 105, 106, 109, 112, 115, 116, 118, 120, 127, 134, 136, 138, 140, 145, 151, 158, 167, 168, 172 ], "all_flip_indices": [ 32, 54, 69, 91, 92, 93, 100, 101, 104, 105, 106, 109, 112, 115, 116, 118, 120, 127, 134, 136, 138, 140, 145, 151, 158, 167, 168, 172 ], "message_flip_count": 3, "parity_flip_count": 25, "total_flip_count": 28, "message_flip_cost": 0.356944, "parity_flip_cost": 29.730529, "total_reliability_cost": 30.087473, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000000100000001000001000100000010000010001000000000011000000000000000100000000101000100110", "message91_sha256_16": "c7b3956c1566b60c", "codeword174_sha256_16": "c674187693259e74" }, { "message_flip_indices": [ 4, 19, 64 ], "parity_flip_indices": [ 91, 101, 102, 106, 110, 111, 112, 113, 117, 118, 120, 126, 128, 129, 135, 138, 142, 143, 145, 146, 147, 150, 154, 157, 159, 160, 161, 162, 165, 171, 172 ], "all_flip_indices": [ 4, 19, 64, 91, 101, 102, 106, 110, 111, 112, 113, 117, 118, 120, 126, 128, 129, 135, 138, 142, 143, 145, 146, 147, 150, 154, 157, 159, 160, 161, 162, 165, 171, 172 ], "message_flip_count": 3, "parity_flip_count": 31, "total_flip_count": 34, "message_flip_cost": 0.101419, "parity_flip_cost": 31.795027, "total_reliability_cost": 31.896446, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000100100000001000101000100000000000010001000000000010000000000100001100000000101000100110", "message91_sha256_16": "a2c47af107dec776", "codeword174_sha256_16": "8b5ec7d6029ef1fa" }, { "message_flip_indices": [ 8, 80, 54 ], "parity_flip_indices": [ 93, 95, 96, 97, 99, 100, 102, 106, 107, 108, 112, 118, 123, 125, 127, 129, 130, 131, 134, 135, 136, 138, 141, 144, 149, 153, 155, 160, 161, 162, 167, 170, 172 ], "all_flip_indices": [ 8, 80, 54, 93, 95, 96, 97, 99, 100, 102, 106, 107, 108, 112, 118, 123, 125, 127, 129, 130, 131, 134, 135, 136, 138, 141, 144, 149, 153, 155, 160, 161, 162, 167, 170, 172 ], "message_flip_count": 3, "parity_flip_count": 33, "total_flip_count": 36, "message_flip_cost": 0.112312, "parity_flip_cost": 31.909172, "total_reliability_cost": 32.021484, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000000110000001000001000100000000000010001000000000011000000000000001100000000111000100110", "message91_sha256_16": "53280bfeb41c2e78", "codeword174_sha256_16": "da214f762455b3fd" }, { "message_flip_indices": [ 24 ], "parity_flip_indices": [ 91, 94, 96, 97, 98, 99, 104, 105, 106, 107, 108, 113, 115, 116, 118, 122, 124, 125, 126, 133, 134, 135, 138, 141, 146, 150, 153, 154, 156, 157, 163, 164, 170 ], "all_flip_indices": [ 24, 91, 94, 96, 97, 98, 99, 104, 105, 106, 107, 108, 113, 115, 116, 118, 122, 124, 125, 126, 133, 134, 135, 138, 141, 146, 150, 153, 154, 156, 157, 163, 164, 170 ], "message_flip_count": 1, "parity_flip_count": 33, "total_flip_count": 34, "message_flip_cost": 0.120611, "parity_flip_cost": 32.322615, "total_reliability_cost": 32.443226, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000000100000001000001001100000000000010001000000000010000000000000001100000000101000100110", "message91_sha256_16": "7b4f0bbb486c2729", "codeword174_sha256_16": "c60be927dc9a8795" }, { "message_flip_indices": [ 67, 54, 79 ], "parity_flip_indices": [ 94, 96, 100, 103, 105, 108, 112, 116, 118, 122, 124, 125, 127, 128, 133, 134, 135, 140, 141, 146, 147, 150, 152, 153, 154, 157, 169, 172, 173 ], "all_flip_indices": [ 67, 54, 79, 94, 96, 100, 103, 105, 108, 112, 116, 118, 122, 124, 125, 127, 128, 133, 134, 135, 140, 141, 146, 147, 150, 152, 153, 154, 157, 169, 172, 173 ], "message_flip_count": 3, "parity_flip_count": 29, "total_flip_count": 32, "message_flip_cost": 0.334, "parity_flip_cost": 32.688588, "total_reliability_cost": 33.022588, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000000100000001000001000100000000000010001000000000011000000000000101100000000001000100110", "message91_sha256_16": "ea6738f37fdd0bca", "codeword174_sha256_16": "e64696234a9e9700" }, { "message_flip_indices": [ 8, 4 ], "parity_flip_indices": [ 91, 93, 95, 101, 103, 110, 112, 117, 118, 123, 125, 126, 127, 129, 135, 137, 140, 141, 143, 145, 149, 152, 154, 156, 160, 168, 172, 173 ], "all_flip_indices": [ 8, 4, 91, 93, 95, 101, 103, 110, 112, 117, 118, 123, 125, 126, 127, 129, 135, 137, 140, 141, 143, 145, 149, 152, 154, 156, 160, 168, 172, 173 ], "message_flip_count": 2, "parity_flip_count": 28, "total_flip_count": 30, "message_flip_cost": 0.020221, "parity_flip_cost": 33.270029, "total_reliability_cost": 33.29025, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000100110000001000001000100000000000010001000000000010000000000000001100000000101000100110", "message91_sha256_16": "36258d9d38b0281f", "codeword174_sha256_16": "cb03d310703a3bef" }, { "message_flip_indices": [ 80, 32 ], "parity_flip_indices": [ 95, 97, 99, 100, 102, 103, 108, 109, 121, 123, 124, 126, 127, 128, 129, 133, 141, 142, 143, 148, 151, 155, 157, 159, 160, 163, 165, 166, 167, 168, 170, 171 ], "all_flip_indices": [ 80, 32, 95, 97, 99, 100, 102, 103, 108, 109, 121, 123, 124, 126, 127, 128, 129, 133, 141, 142, 143, 148, 151, 155, 157, 159, 160, 163, 165, 166, 167, 168, 170, 171 ], "message_flip_count": 2, "parity_flip_count": 32, "total_flip_count": 34, "message_flip_cost": 0.01723, "parity_flip_cost": 33.416528, "total_reliability_cost": 33.433758, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000000100000001000001000100000010000010001000000000010000000000000001100000000111000100110", "message91_sha256_16": "d1dd1f00eea52156", "codeword174_sha256_16": "4529cc6ea45b8c15" }, { "message_flip_indices": [ 37, 52, 54 ], "parity_flip_indices": [ 93, 95, 96, 98, 99, 100, 102, 106, 107, 108, 111, 112, 116, 118, 120, 123, 125, 127, 130, 133, 134, 135, 136, 138, 141, 144, 154, 155, 160, 161, 165, 167, 170 ], "all_flip_indices": [ 37, 52, 54, 93, 95, 96, 98, 99, 100, 102, 106, 107, 108, 111, 112, 116, 118, 120, 123, 125, 127, 130, 133, 134, 135, 136, 138, 141, 144, 154, 155, 160, 161, 165, 167, 170 ], "message_flip_count": 3, "parity_flip_count": 33, "total_flip_count": 36, "message_flip_cost": 0.212962, "parity_flip_cost": 33.260317, "total_reliability_cost": 33.473279, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000000100000001000001000100000000000110001000000000111000000000000001100000000101000100110", "message91_sha256_16": "f89221702d6c6b08", "codeword174_sha256_16": "17b3bb4d1d83b9f3" }, { "message_flip_indices": [ 80, 69, 90 ], "parity_flip_indices": [ 91, 93, 95, 97, 99, 100, 101, 102, 103, 106, 109, 110, 113, 117, 124, 125, 133, 135, 137, 140, 146, 149, 153, 154, 157, 160, 161, 163, 164, 165, 166, 167, 168, 170, 173 ], "all_flip_indices": [ 80, 69, 90, 91, 93, 95, 97, 99, 100, 101, 102, 103, 106, 109, 110, 113, 117, 124, 125, 133, 135, 137, 140, 146, 149, 153, 154, 157, 160, 161, 163, 164, 165, 166, 167, 168, 170, 173 ], "message_flip_count": 3, "parity_flip_count": 35, "total_flip_count": 38, "message_flip_cost": 0.520175, "parity_flip_cost": 33.163717, "total_reliability_cost": 33.683892, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000000100000001000001000100000000000010001000000000010000000000000000100000000111000100111", "message91_sha256_16": "c8c54b0e1ae8c13f", "codeword174_sha256_16": "283f17c6b9b19017" }, { "message_flip_indices": [ 47, 24, 69 ], "parity_flip_indices": [ 92, 93, 94, 95, 99, 100, 101, 102, 105, 108, 109, 110, 123, 124, 129, 134, 135, 136, 138, 141, 142, 143, 145, 146, 153, 154, 158, 159, 160, 161, 162, 164, 165, 166, 167, 170, 172 ], "all_flip_indices": [ 47, 24, 69, 92, 93, 94, 95, 99, 100, 101, 102, 105, 108, 109, 110, 123, 124, 129, 134, 135, 136, 138, 141, 142, 143, 145, 146, 153, 154, 158, 159, 160, 161, 162, 164, 165, 166, 167, 170, 172 ], "message_flip_count": 3, "parity_flip_count": 37, "total_flip_count": 40, "message_flip_cost": 0.429542, "parity_flip_cost": 33.702714, "total_reliability_cost": 34.132256, "closed_syndrome_weight": 999, "valid_codeword_hard_decision": true, "message91": "0000000100000001000001001100000000000010001000010000010000000000000000100000000101000100110", "message91_sha256_16": "937bbbe6622a93b8", "codeword174_sha256_16": "24013711efc6e35f" } ], "warning": "Syndrome closure can always form a codeword by parity repair; this is only a ranked candidate generator until JS8 message unpack/CRC validates a candidate." } } ], "decodes": [], "outputs": { "ldpc_soft_decode_json": "/decoders/js8_decoder/runtime/ldpc_soft_decode/step43_ldpc_soft_decode.json" }, "warnings": [ "Step 51 keeps the direct timing-sweep primary row first and adds a bounded syndrome-closure repair candidate generator ranked by LLR reliability cost.", "Step 51 syndrome-closure repair is diagnostic only: parity repair can force syndrome zero, so candidates still need JS8 message unpack/CRC validation before they count as real decodes.", "This still does not unpack JS8 text or validate CRC/message payloads.", "If soft success is true or a syndrome-closure candidate passes future JS8 message/CRC validation, the next step can unpack the 91-bit message. Otherwise continue timing/interleaver/LLR tuning." ], "next_action": "Inspect best_syndrome_closure_repair_probe.top_candidates. Next step should add bounded JS8 91-bit message unpack/CRC validation for the ranked candidate messages while keeping timing best row unchanged." } }, "ldpc_matrix_probe": { "name": "20260527T111109Z_ldpc_matrix_probe_output.json", "path": "/decoders/js8_decoder/logs/20260527T111109Z_ldpc_matrix_probe_output.json", "url": "/logs/20260527T111109Z_ldpc_matrix_probe_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 35253, "mtime_utc": "2026-05-27T11:11:11Z" }, "json_preview": { "ok": true, "mode": "JS8", "tool": "webftr-js8-real-ldpc-matrix-syndrome-probe", "tool_version": "step51-source-aligned-tone-offset-cli-fix", "input_wav": null, "candidate_json": "/decoders/js8_decoder/runtime/timing_boundary_sweep/step51_source_aligned_best_timing_fec_candidate.json", "rx_only": true, "safety": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "implementation_stage": "step43_bounded_gray_interleaver_matrix_ranking_no_message_unpack", "matrix": { "code": "(174,91) LDPC generator matrix", "generator_rows": 83, "generator_cols": 91, "message_bits": 91, "parity_bits": 83, "source_file": "ldpc_174_91_c_generator.f90" }, "bounds": { "total_transform_rows_before_limit": 865, "max_rows": 72, "repair_rows": 10, "max_flips": 6, "candidate_pool": 12 }, "candidate_context": { "nsps_used": 6192, "nsps_is_js8_realistic": true, "selected_profile": null, "selected_variant": { "name": "step43_timing_sweep_best_syndrome_row", "rank_score": 1105.166392, "complete_174bit_candidate": true, "hard_bits_sha256_16": "95a1e941fbdff6b2", "hard_weight_174": 36, "llr_stats": { "count": 174, "avg_abs": 1.291598, "min_abs": 0.001433, "max_abs": 3.895705, "positive": 129, "negative": 45, "zero": 0 } } }, "variant_probe_count": 72, "best_matrix_probe": { "variant": "step43_timing_sweep_best_syndrome_row", "transform": "direct_timing_sweep_primary", "mapping_meta": { "direct_timing_sweep_primary": true, "source_mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "source_transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "source_variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver" }, "hard_weight_174": 36, "llr_avg_abs": 1001.2915982873564, "syndrome": { "bits_len": 174, "message91": "0000000100000001000001000100000000000010001000000000010000000000000001100000000101000100110", "parity83_observed": "00101000000010010001000000010000110101000000000011100101101000000000001001001000110", "parity83_expected": "10110000000000110101000000000011101111100000111011110101101001100000101001001100100", "syndrome83": "10011000000010100100000000010011011010100000111000010000000001100000100000000100010", "syndrome_weight": 22, "valid_codeword_hard_decision": false, "message91_sha256_16": "d4ca2a05f15dd009", "codeword174_sha256_16": "95a1e941fbdff6b2" }, "repair": { "attempted": true, "max_flips": 6, "candidate_pool": 12, "flip_count": 0, "repair_success": false, "final_syndrome_weight": 22, "trace": [], "repaired_message91_sha256_16": "d4ca2a05f15dd009" } }, "all_matrix_probes": [ { "variant": "step43_timing_sweep_best_syndrome_row", "transform": "direct_timing_sweep_primary", "mapping_meta": { "direct_timing_sweep_primary": true, "source_mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "source_transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "source_variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver" }, "hard_weight_174": 36, "llr_avg_abs": 1001.2915982873564, "syndrome": { "bits_len": 174, "message91": "0000000100000001000001000100000000000010001000000000010000000000000001100000000101000100110", "parity83_observed": "00101000000010010001000000010000110101000000000011100101101000000000001001001000110", "parity83_expected": "10110000000000110101000000000011101111100000111011110101101001100000101001001100100", "syndrome83": "10011000000010100100000000010011011010100000111000010000000001100000100000000100010", "syndrome_weight": 22, "valid_codeword_hard_decision": false, "message91_sha256_16": "d4ca2a05f15dd009", "codeword174_sha256_16": "95a1e941fbdff6b2" }, "repair": { "attempted": true, "max_flips": 6, "candidate_pool": 12, "flip_count": 0, "repair_success": false, "final_syndrome_weight": 22, "trace": [], "repaired_message91_sha256_16": "d4ca2a05f15dd009" } }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "hard_weight_174": 36, "llr_avg_abs": 1.2915982873563212, "syndrome": { "bits_len": 174, "message91": "0000000100000001000001000100000000000010001000000000010000000000000001100000000101000100110", "parity83_observed": "00101000000010010001000000010000110101000000000011100101101000000000001001001000110", "parity83_expected": "10110000000000110101000000000011101111100000111011110101101001100000101001001100100", "syndrome83": "10011000000010100100000000010011011010100000111000010000000001100000100000000100010", "syndrome_weight": 22, "valid_codeword_hard_decision": false, "message91_sha256_16": "d4ca2a05f15dd009", "codeword174_sha256_16": "95a1e941fbdff6b2" }, 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"1100001110000000010110010110001010001010000010000001110001100011100110110000001010000010110", "parity83_observed": "00110000000011000110011000000110100100001001000110001100110000000011110110000000011", "parity83_expected": "00111100101110110000011000110111100101001001000110100101100101001111011111100010011", "syndrome83": "00001100101101110110000000110001000001000000000000101001010101001100101001100010000", "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "bab866be6de1cc5a", "codeword174_sha256_16": "4b4b446b1e4f7aae" }, "repair": { "attempted": true, "max_flips": 6, "candidate_pool": 12, "flip_count": 1, "repair_success": false, "final_syndrome_weight": 26, "trace": [ { "flip_index": 165, "llr_abs": 0.041242, "gain": 1, "syndrome_weight_after": 26 } ], "repaired_message91_sha256_16": "bab866be6de1cc5a" } }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "hard_weight_174": 61, "llr_avg_abs": 1.0792917931034485, "syndrome": { "bits_len": 174, "message91": "1100001110000000010110010110001010001010000010000001110001100011100110110000001010000010110", "parity83_observed": "00110000000011000110011000000110100100001001000110001100110000000011110110000000011", "parity83_expected": "00111100101110110000011000110111100101001001000110100101100101001111011111100010011", "syndrome83": "00001100101101110110000000110001000001000000000000101001010101001100101001100010000", "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "bab866be6de1cc5a", "codeword174_sha256_16": "4b4b446b1e4f7aae" }, "repair": { "attempted": true, "max_flips": 6, "candidate_pool": 12, "flip_count": 1, "repair_success": false, "final_syndrome_weight": 26, "trace": [ { "flip_index": 165, "llr_abs": 0.003629, "gain": 1, "syndrome_weight_after": 26 } ], "repaired_message91_sha256_16": "bab866be6de1cc5a" } }, { "variant": "lab_mask_xor_preview", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "hard_weight_174": 93, "llr_avg_abs": 1.818736224137931, "syndrome": { "bits_len": 174, "message91": "0011110111101100001011010010101110101000011100011010011111110101111100100101100100001011111", "parity83_observed": "00000111101100000100100110100110110100001011111101100100011010101010110111110010101", "parity83_expected": "00000011100100100100000110110101101100101111110011100101110010110000011100100111000", "syndrome83": "00000100001000100000100000010011011000100100001110000001101000011010101011010101101", "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "4439454e612f6636", "codeword174_sha256_16": "953e2bc596e8a67e" }, "repair": { "attempted": true, "max_flips": 6, "candidate_pool": 12, "flip_count": 3, "repair_success": false, "final_syndrome_weight": 26, "trace": [ { "flip_index": 155, "llr_abs": 0.01702, "gain": 1, "syndrome_weight_after": 28 }, { "flip_index": 149, "llr_abs": 0.031568, "gain": 1, "syndrome_weight_after": 27 }, { "flip_index": 170, "llr_abs": 0.066433, "gain": 1, "syndrome_weight_after": 26 } ], "repaired_message91_sha256_16": "4439454e612f6636" } }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "hard_weight_174": 45, "llr_avg_abs": 1.6256335402298847, "syndrome": { "bits_len": 174, "message91": "1100000100110000000101000100000100001110000000001001000010000000001110000010000100100110000", "parity83_observed": "00100000000001001000010000010000000011010110001101000000000001100001100000110011010", "parity83_expected": "11010000101000001010101011011001000100110100011000010001100001000101110001110011000", "syndrome83": "11110000101001000010111011001001000111100010010101010001100000100100010001000000010", "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "1bf4f3a7e6e5f651", "codeword174_sha256_16": "daeb23bbbdf896b0" }, "repair": { "attempted": true, "max_flips": 6, "candidate_pool": 12, "flip_count": 3, "repair_success": false, "final_syndrome_weight": 28, "trace": [ { "flip_index": 113, "llr_abs": 0.003629, "gain": 1, "syndrome_weight_after": 30 }, { "flip_index": 112, "llr_abs": 0.100589, 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"message91": "1111111001111111110011101101111000101111111000010011111111101110011001111111111011101111111", "parity83_observed": "11111001100111111110111111100001001100111100110111110111001111100001111110111111111", "parity83_expected": "10110001101001101110011110000001101010111101010101010001110111000111101100101000101", "syndrome83": "01001000001110010000100001100000100110000001100010100110111000100110010010010111010", "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "332fb0dabe874c89", "codeword174_sha256_16": "b69cc7a7a2c9cfc9" }, "repair": { "attempted": false, "flip_count": 0, "repair_success": false, "final_syndrome_weight": 31, "trace": [], "repaired_message91_sha256_16": "332fb0dabe874c89" } }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174 }, "hard_weight_174": 37, "llr_avg_abs": 1.2423823563218392, "syndrome": { "bits_len": 174, "message91": "0100010011001000000000000111000000100000000000010001110000000010000000100000000000011000010", "parity83_observed": "01000000000010010010000000100010000110100011000011001010000000000001000000011000001", "parity83_expected": "01001001001001100010101001101110001000001011100010111111100001000101001010000000000", "syndrome83": "00001001001011110000101001001100001110101000100001110101100001000100001010011000001", "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "24f38de55dffa50e", "codeword174_sha256_16": "a5cef5b3b7fef29e" }, "repair": { "attempted": false, "flip_count": 0, "repair_success": false, "final_syndrome_weight": 31, "trace": [], "repaired_message91_sha256_16": "24f38de55dffa50e" } }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_lsb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none", "polarity": "inverted" }, "hard_weight_174": 127, "llr_avg_abs": 1.217521729885057, "syndrome": { "bits_len": 174, "message91": "1111111001111111110011101101111000101111111000010011111111101110011001111111111011101111111", "parity83_observed": "11111001100111111110111111100001001100111100110111110111001111100001111110111111111", "parity83_expected": "10110001101001101110011110000001101010111101010101010001110111000111101100101000101", "syndrome83": "01001000001110010000100001100000100110000001100010100110111000100110010010010111010", "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": 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"01110111010100110100100110000000011111000100011001001110001010001011101100110010100", "syndrome83": "01000111010000000000100100000100001111101001010011001011101100000011101000000101010", "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "678915ad8b5b531e", "codeword174_sha256_16": "0bfb984669bc190f" }, "repair": { "attempted": false, "flip_count": 0, "repair_success": false, "final_syndrome_weight": 31, "trace": [], "repaired_message91_sha256_16": "678915ad8b5b531e" } }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174 }, "hard_weight_174": 37, "llr_avg_abs": 1.2055921379310346, "syndrome": { "bits_len": 174, "message91": "0100010011001000000000000111000000100000000000010001110000000010000000100000000000011000010", "parity83_observed": "01000000000010010010000000100010000110100011000011001010000000000001000000011000001", "parity83_expected": "01001001001001100010101001101110001000001011100010111111100001000101001010000000000", "syndrome83": "00001001001011110000101001001100001110101000100001110101100001000100001010011000001", "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "24f38de55dffa50e", "codeword174_sha256_16": "a5cef5b3b7fef29e" }, "repair": { "attempted": false, "flip_count": 0, "repair_success": false, "final_syndrome_weight": 31, "trace": [], "repaired_message91_sha256_16": "24f38de55dffa50e" } }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "hard_weight_174": 57, "llr_avg_abs": 1.1703414942528743, "syndrome": { "bits_len": 174, "message91": "0010100010100001100000001000010000001000000010100010100000001111110000001001001011100101100", "parity83_observed": "00110000000100110100000010000100010000101101001010000101100110001000000100110111110", "parity83_expected": "01110111010100110100100110000000011111000100011001001110001010001011101100110010100", "syndrome83": "01000111010000000000100100000100001111101001010011001011101100000011101000000101010", "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "678915ad8b5b531e", "codeword174_sha256_16": "0bfb984669bc190f" }, "repair": { "attempted": false, "flip_count": 0, "repair_success": false, "final_syndrome_weight": 31, "trace": [], "repaired_message91_sha256_16": "678915ad8b5b531e" } }, { "variant": "lsb_within_each_tone", "transform": "raw_msb+ft8_bitrev_deinterleave_rx_to_codeword", "mapping_meta": { "tone_mapping": "raw_msb", "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174 }, "hard_weight_174": 30, "llr_avg_abs": 2.2186752701149435, "syndrome": { "bits_len": 174, "message91": "0100000000000100011001000000000100000000000110000000001000000100000100010001001100000000001", "parity83_observed": "00001000000000010001100000010010001000010000000000110001010000100000000000000100000", "parity83_expected": "11010100100010100010111000111011101010000001011001100001100100010000100000001101000", "syndrome83": "11011100100010110011011000101001100010010001011001010000110100110000100000001001000", "syndrome_weight": 32, "valid_codeword_hard_decision": false, "message91_sha256_16": "770633de1c822554", "codeword174_sha256_16": "3605fe147cc4f9f8" }, "repair": { "attempted": false, "flip_count": 0, "repair_success": false, "final_syndrome_weight": 32, "trace": [], "repaired_message91_sha256_16": "770633de1c822554" } }, { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "raw_msb+no_interleaver", "mapping_meta": { "tone_mapping": "raw_msb", "interleaver": "none" }, "hard_weight_174": 30, "llr_avg_abs": 2.2186752701149435, "syndrome": { "bits_len": 174, "message91": "0100000000000100011001000000000100000000000110000000001000000100000100010001001100000000001", "parity83_observed": "00001000000000010001100000010010001000010000000000110001010000100000000000000100000", "parity83_expected": "11010100100010100010111000111011101010000001011001100001100100010000100000001101000", "syndrome83": "11011100100010110011011000101001100010010001011001010000110100110000100000001001000", "syndrome_weight": 32, "valid_codeword_hard_decision": false, "message91_sha256_16": "770633de1c822554", "codeword174_sha256_16": "3605fe147cc4f9f8" }, "repair": { "attempted": false, "flip_count": 0, "repair_success": false, "final_syndrome_weight": 32, "trace": [], "repaired_message91_sha256_16": "770633de1c822554" } } ], "decodes": [], "outputs": { "ldpc_matrix_probe_json": "/decoders/js8_decoder/runtime/ldpc_matrix_probe/step43_ldpc_matrix_probe.json" }, "warnings": [ "Step 51 preserves the exact timing-sweep primary row in matrix ranking, then repairs only a bounded subset to avoid Raspberry Pi timeouts.", "This is still a diagnostic LDPC/FEC probe and does not unpack JS8 text yet.", "If best_matrix_probe reaches syndrome_weight 0, the next step can feed message91 into CRC/message unpack. Otherwise continue timing, symbol boundary, deinterleaver/order or LLR tuning using best mapping_meta." ], "next_action": "Upload Step35 logs. Inspect best_matrix_probe.mapping_meta and final_syndrome_weight; then either unpack message91 on syndrome 0 or continue bounded LDPC/timing tuning." } }, "candidate_export": { "name": "20260527T110128Z_real_run_candidate_export_output.json", "path": "/decoders/js8_decoder/logs/20260527T110128Z_real_run_candidate_export_output.json", "url": "/logs/20260527T110128Z_real_run_candidate_export_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 99113, "mtime_utc": "2026-05-27T11:08:30Z" }, "json_preview": { "ok": true, "mode": "JS8", "tool": "webftr-js8-fec-candidate-export", "tool_version": "step51-source-aligned-tone-offset-cli-fix", "input_wav": "/decoders/js8_decoder/runtime/quick_prefilter_windows/js8_quick_selected_window.wav", "rx_only": true, "safety": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "implementation_stage": "step43_profile_anchor_candidate_export_no_message_unpack", "selected_profile": { "profile": "js8_near_6400", "nsps": 6400, "symbol_duration_seconds": 0.533333, "tone_spacing_hz": 1.875, "note": "0.533 s timing guard candidate", "ok": true, "sync": { "start_seconds": 4.8, "base_freq_hz": 1025.0, "candidate_score": 47.4, "costas_hits": 2, "avg_margin_db": 8.01, "candidate_count": 12 }, "frame": { "symbols_available_after_start": 103, "data_symbol_count_estimate": 58, "expected_data_symbols_candidate": 58 }, "fec": { "soft_bit_count_estimate": 174, "missing_soft_bits_estimate": 0, "complete_ldpc_input_candidate_estimate": true }, "rank_score": 225.085 }, "profile_selection_source": "profile_scan_json_anchor", "profile_scan_json": "/decoders/js8_decoder/logs/20260527T110128Z_real_run_profile_scan_output.json", "anchor_json": "/decoders/js8_decoder/logs/20260527T110128Z_real_run_auto_ldpc_probe_output.json", "anchor_selection": { "source": "profile_scan_json", "path": "/decoders/js8_decoder/logs/20260527T110128Z_real_run_profile_scan_output.json", "selection": "profile_scan_selected_profile", "nsps": 6400, "start_seconds": 4.8, "base_freq_hz": 1025.0, "tone_spacing_hz": 1.875 }, "anchor_attempts": [ { "source": "profile_scan_json", "path": "/decoders/js8_decoder/logs/20260527T110128Z_real_run_profile_scan_output.json", "selection": "profile_scan_selected_profile", "nsps": 6400, "start_seconds": 4.8, "base_freq_hz": 1025.0, "tone_spacing_hz": 1.875 } ], "anchor_expected_enabled": true, "prefer_js8_realistic_profile": true, "nsps_used": 6400, "nsps_is_js8_realistic": true, "wav": { "path": "/decoders/js8_decoder/runtime/quick_prefilter_windows/js8_quick_selected_window.wav", "channels": 1, "sample_rate": 12000, "sample_width_bytes": 2, "frames": 720000, "duration_seconds": 60.0, "rms_dbfs": -9.13, "peak_dbfs": -0.72, "clipped": false }, "sync_candidate": { "start_sample": 57600, "start_seconds": 4.8, "base_freq_hz": 1025.0, "tone_spacing_hz": 1.875, "nsps": 6400, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "profile_scan_json" }, "frame_candidate": { "input_symbol_count": 96, "excluded_costas_symbol_count": 0, "detected_costas_blocks": [], "data_symbol_count_available": 96, "data_symbol_count_used": 58, "expected_data_symbols_candidate": 58, "costas_policy": "js8_leading_only" }, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "anchor_context": { "enabled": true, "source": "profile_scan_json", "start_seconds": 4.8, "base_freq_hz": 1025.0, "tone_spacing_hz": 1.875, "nsps": 6400, "symbol_count_extracted": 96 }, "variant_count": 23, "selected_variant": { "name": "raw_msb_symbol_order", "rank_score": 127.195892, "complete_174bit_candidate": true, "hard_bits_sha256_16": "c87312f86dbe74fc", "hard_weight_174": 36, "llr_stats": { "count": 174, "avg_abs": 2.298973, "min_abs": 0.012672, "max_abs": 4.421458, "positive": 141, "negative": 33, "zero": 0 } }, "variants": [ { "name": "raw_msb_symbol_order", "description": "Current FEC bridge: Costas-stripped symbols, MSB-first tone bits.", "bit_count": 174, "llr_count": 174, "complete_174bit_candidate": true, "hard_bits_174": "000000000000000000010000010011000001000110101000011010000010010000001000000011011011000000000000000000000011000000001000010001001010001000010010000001010000010000001001000000", "hard_bits_sha256_16": "c87312f86dbe74fc", "hard_weight_174": 36, "llr_full_174": [ 4.145349, 4.116374, 3.511245, 4.180269, 4.169674, 4.14242, 4.168008, 4.153984, 4.12139, 4.168076, 4.135428, 4.11961, 4.07648, 4.076237, 4.08862, 2.756476, 2.742424, 3.003457, 2.955568, -1.875523, 1.978199, 2.658519, 0.652185, 1.080854, 3.045159, -2.198749, 1.333744, 0.789541, 0.471669, -0.473047, 2.454295, 1.837215, 1.942431, 3.352145, 2.163158, -2.926977, 3.300296, 1.818615, 2.678266, 0.27805, -1.765651, 0.507303, 0.384955, 0.866369, -0.118003, 3.200765, 2.063815, 1.87262, 1.0381, 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candidate: {'tone_mapping': 'ft8_gray_alt_high', 'gray_direction': 'inverse_observed_to_plain', 'reverse_bits_within_tone_before_gray': True, 'interleaver': 'ft8_bitrev', 'direction': 'interleave_codeword_to_rx_inverse', 'order_len': 174}", "bit_count": 174, "llr_count": 174, "complete_174bit_candidate": true, "hard_bits_174": "000000001100001000100001000011010010100000010111100001100010010011000010000000110001011000100001000000011000101001000010001000110100110101110101110110011000000010000100000001", "hard_bits_sha256_16": "bfb5977abc51e8a1", "hard_weight_174": 56, "llr_full_174": [ 3.511245, 1.469319, 0.165756, 1.419337, 0.620799, 3.8423, 2.174491, 1.48451, -0.389375, -1.599648, 1.118333, 3.468067, 0.346751, 1.473774, -0.355267, 1.642426, 0.04196, 1.333744, -0.432768, 3.42551, 2.711617, 3.593033, 3.463052, -2.621792, 0.005053, 2.678266, 1.527821, 1.545767, -1.591113, -0.0415, 1.694026, -1.29335, 1.711438, 4.08862, -2.59262, 0.576942, 0.155455, 2.814003, 2.065345, -0.107643, 2.750596, 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-1.212139, 1.748972, -0.459934, 3.458719, -2.560943, -1.264035, -0.048096, 3.449224, -1.021437, -0.473047, 0.312353, 3.411796, -0.955261, -3.635826, 3.444662, 1.582817, 0.760335, 0.507303, 0.990283, 0.034236, 0.56185, -0.417069, 4.094062, 2.732275, 0.988211, 3.003457, -0.215309, 0.336351, 1.790739, 1.346997, 1.217867, 2.006609, 3.465722, 1.361861, -1.497835 ], "llr_stats": { "count": 174, "avg_abs": 1.700431, "min_abs": 0.002971, "max_abs": 4.14242, "positive": 118, "negative": 56, "zero": 0 }, "rank_score": 106.801724 }, { "name": "lab_mask_xor_preview", "description": "Deterministic lab-only XOR mask preview; not the real JS8 whitening polynomial.", "bit_count": 174, "llr_count": 174, "complete_174bit_candidate": true, "hard_bits_174": "100000110011010100101001101000010001101100010110111111000100101000110111100010101100100101100100100000010010001100011111000111111010010001111000011101101101111000011100011111", "hard_bits_sha256_16": "b1bb86c852f0f4ca", "hard_weight_174": 85, 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3.8423, 4.098287, 3.599922, 1.677122, 3.447718, 0.044719, 2.01941, 3.666068, -1.085865, -1.807547, 2.689748, 0.585744, 2.065345, 3.083072, 2.617179, 1.346997, 2.548193, 2.264806, -0.571842, 2.351419, 1.247615, 1.499097, 3.383096, -3.47555, 3.593033, 0.355702, 2.45095, -3.635826, 2.165497, 2.132701, -2.226011, 2.192378, -1.921746, 1.999342, 3.137893, 2.980057, -2.621792, 3.666644, 0.533081, 1.582817, 3.285701, -3.283029, 3.223063, 2.568732, -0.251398, 0.268492, 1.534973, 1.692448, 1.48451, 3.152828, 0.300403, -0.280146, 1.052121, -0.948727, 1.008293, 0.777135, 0.891886, 0.17487, 2.402306, -2.356355, 2.750596, 1.575325, 0.833633, 2.006609, 1.914037, 2.633553, -1.988459, 1.730599, 1.570304, -1.598288, 4.421458, 0.617935, 1.642426, 3.964669, 3.566732, 3.449224 ], "llr_stats": { "count": 174, "avg_abs": 2.298973, "min_abs": 0.012672, "max_abs": 4.421458, "positive": 141, "negative": 33, "zero": 0 }, "rank_score": 101.195892 } ], "outputs": { "candidate_json": "/decoders/js8_decoder/runtime/fec_candidates/js8_quick_selected_window_fec_candidate_step17.json", "selected_bits_file": "/decoders/js8_decoder/runtime/fec_candidates/js8_quick_selected_window_fec_candidate_step17.bits" }, "decodes": [], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation.", "Step 51 locks candidate export to JS8-realistic timing and reuses the selected profile sync anchor for FEC symbol extraction where available.", "It still does not perform real LDPC/FEC decode or message unpack.", "Next step can tune real JS8/FT8 LDPC matrix/deinterleaver/message unpack against this anchored candidate contract." ], "next_action": "Run collect-logs and upload the JS8Lab bundle. If selected_variant.complete_174bit_candidate is true, proceed to LDPC/deinterleaver/message-unpack tuning." } }, "timing_boundary_sweep": { "name": "20260527T110128Z_real_run_timing_boundary_sweep_output.json", "path": "/decoders/js8_decoder/logs/20260527T110128Z_real_run_timing_boundary_sweep_output.json", "url": "/logs/20260527T110128Z_real_run_timing_boundary_sweep_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 145265, "mtime_utc": "2026-05-27T11:11:09Z" }, "json_preview": { "ok": true, "mode": "JS8", "tool": "webftr-js8-timing-boundary-candidate-sweep", "tool_version": "step51-source-aligned-tone-offset-cli-fix", "input_wav": "/decoders/js8_decoder/runtime/quick_prefilter_windows/js8_quick_selected_window.wav", "profile_scan_json": "/decoders/js8_decoder/logs/20260527T110128Z_real_run_profile_scan_output.json", "anchor_json": "/decoders/js8_decoder/logs/20260527T110128Z_real_run_auto_ldpc_probe_output.json", "rx_only": true, "safety": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "implementation_stage": "step51_source_aligned_timing_boundary_syndrome_sweep_no_message_unpack", "anchor_selection": { "source": "profile_scan_json", "path": "/decoders/js8_decoder/logs/20260527T110128Z_real_run_profile_scan_output.json", "selection": "profile_scan_selected_profile", "nsps": 6400, "start_seconds": 4.8, "base_freq_hz": 1025.0, "tone_spacing_hz": 1.875 }, "partial": false, "partial_reason": "complete", "sweep_elapsed_seconds": 158.007, "source_alignment": { "source_nsps": 6192, "source_tone_spacing_hz": 1.937984496124031, "effective_nsps": 6192, "effective_tone_spacing_base_hz": 1.937984496124031 }, "sweep_grid": { "start_offsets_s": [ 0.0, 0.03, 0.06, 0.09, 0.12 ], "base_freq_offsets_hz": [ 1.5, 2.0, 2.5, 3.0, 3.5 ], "tone_spacing_offsets_hz": [ -0.03, 0.0, 0.03 ], "max_combinations": 45, "actual_combinations": 45, "processed_combinations": 45, "time_budget_seconds": 210.0 }, "decode_found": false, "best_final_syndrome_weight": 22, "best_candidate": { "combination_index": 11, "offsets": { "start_offset_s": 0.0, "base_freq_offset_hz": 3.0, "tone_spacing_offset_hz": -0.03 }, "anchor_applied": { "start_seconds": 4.8, "base_freq_hz": 1028.0, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 57600, "start_seconds": 4.8, "base_freq_hz": 1028.0, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:11" }, "best_row": { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", 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"interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 36, "llr_stats": { "count": 174, "avg_abs": 1.291598, "min_abs": 0.001433, "max_abs": 3.895705, "positive": 129, "negative": 45, "zero": 0 }, "source_rank_score": 105.166392, "syndrome_weight": 22, "valid_codeword_hard_decision": false, "message91_sha256_16": "d4ca2a05f15dd009", "codeword174_sha256_16": "95a1e941fbdff6b2" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+no_interleaver", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 36, "llr_stats": { "count": 174, "avg_abs": 1.289323, "min_abs": 0.000933, "max_abs": 3.895705, "positive": 129, "negative": 45, "zero": 0 }, "source_rank_score": 105.157292, "syndrome_weight": 22, "valid_codeword_hard_decision": false, "message91_sha256_16": "d4ca2a05f15dd009", "codeword174_sha256_16": "95a1e941fbdff6b2" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 61, "llr_stats": { "count": 174, "avg_abs": 1.11433, "min_abs": 0.000187, "max_abs": 3.795489, "positive": 110, "negative": 64, "zero": 0 }, "source_rank_score": 104.45732, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "bab866be6de1cc5a", "codeword174_sha256_16": "4b4b446b1e4f7aae" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 61, "llr_stats": { "count": 174, "avg_abs": 1.079292, "min_abs": 0.000226, "max_abs": 3.795489, "positive": 110, "negative": 64, "zero": 0 }, "source_rank_score": 104.317168, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "bab866be6de1cc5a", "codeword174_sha256_16": "4b4b446b1e4f7aae" }, { "variant": "lab_mask_xor_preview", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 93, "llr_stats": { "count": 174, "avg_abs": 1.818736, "min_abs": 0.003108, "max_abs": 4.379379, "positive": 34, "negative": 140, "zero": 0 }, "source_rank_score": 99.274944, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "4439454e612f6636", "codeword174_sha256_16": "953e2bc596e8a67e" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 45, "llr_stats": { "count": 174, "avg_abs": 1.666423, "min_abs": 0.002022, "max_abs": 3.950111, "positive": 124, "negative": 50, "zero": 0 }, "source_rank_score": 106.665692, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "1bf4f3a7e6e5f651", "codeword174_sha256_16": "daeb23bbbdf896b0" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 45, "llr_stats": { "count": 174, "avg_abs": 1.625634, "min_abs": 0.003108, "max_abs": 3.895705, "positive": 124, "negative": 50, "zero": 0 }, "source_rank_score": 106.502536, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "1bf4f3a7e6e5f651", "codeword174_sha256_16": "daeb23bbbdf896b0" }, { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 45, "llr_stats": { "count": 174, "avg_abs": 1.617209, "min_abs": 0.001539, "max_abs": 3.944456, "positive": 123, "negative": 51, "zero": 0 }, "source_rank_score": 106.468836, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "202d2650a31499d7", "codeword174_sha256_16": "6c43e3bd22022c79" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, "top_candidates": [ { "combination_index": 11, "offsets": { "start_offset_s": 0.0, "base_freq_offset_hz": 3.0, "tone_spacing_offset_hz": -0.03 }, "anchor_applied": { "start_seconds": 4.8, "base_freq_hz": 1028.0, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 57600, "start_seconds": 4.8, "base_freq_hz": 1028.0, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:11" }, "best_row": { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 36, "llr_stats": { "count": 174, "avg_abs": 1.291598, "min_abs": 0.001433, "max_abs": 3.895705, "positive": 129, "negative": 45, "zero": 0 }, "source_rank_score": 105.166392, "syndrome_weight": 22, "valid_codeword_hard_decision": false, "message91_sha256_16": "d4ca2a05f15dd009", "codeword174_sha256_16": "95a1e941fbdff6b2" }, "top_rows": [ { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 36, "llr_stats": { "count": 174, "avg_abs": 1.291598, "min_abs": 0.001433, "max_abs": 3.895705, "positive": 129, "negative": 45, "zero": 0 }, "source_rank_score": 105.166392, "syndrome_weight": 22, "valid_codeword_hard_decision": false, "message91_sha256_16": "d4ca2a05f15dd009", "codeword174_sha256_16": "95a1e941fbdff6b2" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+no_interleaver", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 36, "llr_stats": { "count": 174, "avg_abs": 1.289323, "min_abs": 0.000933, "max_abs": 3.895705, "positive": 129, "negative": 45, "zero": 0 }, "source_rank_score": 105.157292, "syndrome_weight": 22, "valid_codeword_hard_decision": false, "message91_sha256_16": "d4ca2a05f15dd009", "codeword174_sha256_16": "95a1e941fbdff6b2" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 61, "llr_stats": { "count": 174, "avg_abs": 1.11433, "min_abs": 0.000187, "max_abs": 3.795489, "positive": 110, "negative": 64, "zero": 0 }, "source_rank_score": 104.45732, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "bab866be6de1cc5a", "codeword174_sha256_16": "4b4b446b1e4f7aae" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 61, "llr_stats": { "count": 174, "avg_abs": 1.079292, "min_abs": 0.000226, "max_abs": 3.795489, "positive": 110, "negative": 64, "zero": 0 }, "source_rank_score": 104.317168, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "bab866be6de1cc5a", "codeword174_sha256_16": "4b4b446b1e4f7aae" }, { "variant": "lab_mask_xor_preview", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 93, "llr_stats": { "count": 174, "avg_abs": 1.818736, "min_abs": 0.003108, "max_abs": 4.379379, "positive": 34, "negative": 140, "zero": 0 }, "source_rank_score": 99.274944, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "4439454e612f6636", "codeword174_sha256_16": "953e2bc596e8a67e" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 45, "llr_stats": { "count": 174, "avg_abs": 1.666423, "min_abs": 0.002022, "max_abs": 3.950111, "positive": 124, "negative": 50, "zero": 0 }, "source_rank_score": 106.665692, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "1bf4f3a7e6e5f651", "codeword174_sha256_16": "daeb23bbbdf896b0" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 45, "llr_stats": { "count": 174, "avg_abs": 1.625634, "min_abs": 0.003108, "max_abs": 3.895705, "positive": 124, "negative": 50, "zero": 0 }, "source_rank_score": 106.502536, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "1bf4f3a7e6e5f651", "codeword174_sha256_16": "daeb23bbbdf896b0" }, { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 45, "llr_stats": { "count": 174, "avg_abs": 1.617209, "min_abs": 0.001539, "max_abs": 3.944456, "positive": 123, "negative": 51, "zero": 0 }, "source_rank_score": 106.468836, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "202d2650a31499d7", "codeword174_sha256_16": "6c43e3bd22022c79" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 2, "offsets": { "start_offset_s": 0.0, "base_freq_offset_hz": 1.5, "tone_spacing_offset_hz": -0.03 }, "anchor_applied": { "start_seconds": 4.8, "base_freq_hz": 1026.5, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 57600, "start_seconds": 4.8, "base_freq_hz": 1026.5, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:2" }, "best_row": { "variant": "mapped_raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 127, "llr_stats": { "count": 174, "avg_abs": 1.733511, "min_abs": 0.012055, "max_abs": 4.121456, "positive": 45, "negative": 129, "zero": 0 }, "source_rank_score": 106.934044, "syndrome_weight": 23, "valid_codeword_hard_decision": false, "message91_sha256_16": "392cab12a34759b9", "codeword174_sha256_16": "5e40b5a83c672886" }, "top_rows": [ { "variant": "mapped_raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 127, "llr_stats": { "count": 174, "avg_abs": 1.733511, "min_abs": 0.012055, "max_abs": 4.121456, "positive": 45, "negative": 129, "zero": 0 }, "source_rank_score": 106.934044, "syndrome_weight": 23, "valid_codeword_hard_decision": false, "message91_sha256_16": "392cab12a34759b9", "codeword174_sha256_16": "5e40b5a83c672886" }, { "variant": "reverse_symbol_order", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 44, "llr_stats": { "count": 174, "avg_abs": 1.881544, "min_abs": 0.008612, "max_abs": 4.094064, "positive": 115, "negative": 59, "zero": 0 }, "source_rank_score": 111.526176, "syndrome_weight": 28, "valid_codeword_hard_decision": false, "message91_sha256_16": "128117b042d0d534", "codeword174_sha256_16": "b0809bdee52aa2eb" }, { "variant": "reverse_full_bitstream", "transform": "ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 44, "llr_stats": { "count": 174, "avg_abs": 2.029253, "min_abs": 0.008612, "max_abs": 4.159387, "positive": 134, "negative": 40, "zero": 0 }, "source_rank_score": 111.117012, "syndrome_weight": 28, "valid_codeword_hard_decision": false, "message91_sha256_16": "128117b042d0d534", "codeword174_sha256_16": "b0809bdee52aa2eb" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 113, "llr_stats": { "count": 174, "avg_abs": 1.409152, "min_abs": 0.001536, "max_abs": 4.121456, "positive": 53, "negative": 121, "zero": 0 }, "source_rank_score": 105.636608, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "a7ec7573558f6d66", "codeword174_sha256_16": "fd238f7999c92f54" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 97, "llr_stats": { "count": 174, "avg_abs": 1.258287, "min_abs": 0.00739, "max_abs": 4.094064, "positive": 73, "negative": 101, "zero": 0 }, "source_rank_score": 105.033148, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "10a0624085517fbb", "codeword174_sha256_16": "2e36371617234c9c" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 36, "llr_stats": { "count": 174, "avg_abs": 1.691846, "min_abs": 3.9e-05, "max_abs": 4.159387, "positive": 139, "negative": 35, "zero": 0 }, "source_rank_score": 106.767384, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "fa72b5aad0016ab4", "codeword174_sha256_16": "9a4cfc262b798d41" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 44, "llr_stats": { "count": 174, "avg_abs": 1.342044, "min_abs": 3.9e-05, "max_abs": 3.408185, "positive": 130, "negative": 44, "zero": 0 }, "source_rank_score": 105.368176, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "ff6f9fd31170e8ba", "codeword174_sha256_16": "1740cb3878bab5bf" }, { "variant": "raw_msb_symbol_order", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 109, "llr_stats": { "count": 174, "avg_abs": 1.807528, "min_abs": 0.007795, "max_abs": 4.094064, "positive": 65, "negative": 109, "zero": 0 }, "source_rank_score": 125.230112, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "07b13c8ed6906112", "codeword174_sha256_16": "00e44a669eea08bb" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 1, "offsets": { "start_offset_s": 0.0, "base_freq_offset_hz": 1.5, "tone_spacing_offset_hz": 0.0 }, "anchor_applied": { "start_seconds": 4.8, "base_freq_hz": 1026.5, "tone_spacing_hz": 1.937984496124031, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 57600, "start_seconds": 4.8, "base_freq_hz": 1026.5, "tone_spacing_hz": 1.937984496124031, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:1" }, "best_row": { "variant": "mapped_raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 123, "llr_stats": { "count": 174, "avg_abs": 1.615244, "min_abs": 0.009081, "max_abs": 4.107793, "positive": 49, "negative": 125, "zero": 0 }, "source_rank_score": 106.460976, "syndrome_weight": 25, "valid_codeword_hard_decision": false, "message91_sha256_16": "392cab12a34759b9", "codeword174_sha256_16": "5ae8d6b48d414f34" }, "top_rows": [ { "variant": "mapped_raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 123, "llr_stats": { "count": 174, "avg_abs": 1.615244, "min_abs": 0.009081, "max_abs": 4.107793, "positive": 49, "negative": 125, "zero": 0 }, "source_rank_score": 106.460976, "syndrome_weight": 25, "valid_codeword_hard_decision": false, "message91_sha256_16": "392cab12a34759b9", "codeword174_sha256_16": "5ae8d6b48d414f34" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 95, "llr_stats": { "count": 174, "avg_abs": 1.197035, "min_abs": 0.00517, "max_abs": 3.968945, "positive": 71, "negative": 103, "zero": 0 }, "source_rank_score": 104.78814, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "92b10effeeeb19a8", "codeword174_sha256_16": "1c65597835257916" }, { "variant": "reverse_symbol_order", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 43, "llr_stats": { "count": 174, "avg_abs": 1.775836, "min_abs": 0.021293, "max_abs": 4.112074, "positive": 117, "negative": 57, "zero": 0 }, "source_rank_score": 111.103344, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "c94e2d2f80c7bd08", "codeword174_sha256_16": "746597535b28b3a5" }, { "variant": "reverse_full_bitstream", "transform": "ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 43, "llr_stats": { "count": 174, "avg_abs": 1.924785, "min_abs": 0.021293, "max_abs": 4.127648, "positive": 135, "negative": 39, "zero": 0 }, "source_rank_score": 110.69914, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "c94e2d2f80c7bd08", "codeword174_sha256_16": "746597535b28b3a5" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "raw_msb+ft8_bitrev_deinterleave_rx_to_codeword", "mapping_meta": { "tone_mapping": "raw_msb", "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 43, "llr_stats": { "count": 174, "avg_abs": 1.924785, "min_abs": 0.021293, "max_abs": 4.127648, "positive": 135, "negative": 39, "zero": 0 }, "source_rank_score": 107.69914, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "9a11ea1dd34fbb3d", "codeword174_sha256_16": "66658ed247b41bb0" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "lsb_within_each_tone+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 108, "llr_stats": { "count": 174, "avg_abs": 1.69607, "min_abs": 0.003643, "max_abs": 4.112074, "positive": 65, "negative": 109, "zero": 0 }, "source_rank_score": 106.78428, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "842583d1534d7dbc", "codeword174_sha256_16": "74a25cd15e35b3d5" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "raw_msb", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 108, "llr_stats": { "count": 174, "avg_abs": 1.69607, "min_abs": 0.003643, "max_abs": 4.112074, "positive": 65, "negative": 109, "zero": 0 }, "source_rank_score": 106.78428, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "62e51936630c641e", "codeword174_sha256_16": "c52150be96d8413f" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 110, "llr_stats": { "count": 174, "avg_abs": 1.276774, "min_abs": 0.005048, "max_abs": 4.107793, "positive": 53, "negative": 121, "zero": 0 }, "source_rank_score": 105.107096, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "effdee3cae80cf8e", "codeword174_sha256_16": "1bb03d72bab96f47" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 43, "offsets": { "start_offset_s": 0.06, "base_freq_offset_hz": 3.5, "tone_spacing_offset_hz": 0.0 }, "anchor_applied": { "start_seconds": 4.859999999999999, "base_freq_hz": 1028.5, "tone_spacing_hz": 1.937984496124031, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 58320, "start_seconds": 4.86, "base_freq_hz": 1028.5, "tone_spacing_hz": 1.937984496124031, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:43" }, "best_row": { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 49, "llr_stats": { "count": 174, "avg_abs": 1.230206, "min_abs": 0.003136, "max_abs": 3.713292, "positive": 129, "negative": 45, "zero": 0 }, "source_rank_score": 104.920824, "syndrome_weight": 25, "valid_codeword_hard_decision": false, "message91_sha256_16": "e20eaf42c9d5a080", "codeword174_sha256_16": "670a833d4cd80958" }, "top_rows": [ { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 49, "llr_stats": { "count": 174, "avg_abs": 1.230206, "min_abs": 0.003136, "max_abs": 3.713292, "positive": 129, "negative": 45, "zero": 0 }, "source_rank_score": 104.920824, "syndrome_weight": 25, "valid_codeword_hard_decision": false, "message91_sha256_16": "e20eaf42c9d5a080", "codeword174_sha256_16": "670a833d4cd80958" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 57, "llr_stats": { "count": 174, "avg_abs": 1.180522, "min_abs": 7.3e-05, "max_abs": 4.114918, "positive": 116, "negative": 58, "zero": 0 }, "source_rank_score": 104.722088, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "08c336f0fdbd0b9d", "codeword174_sha256_16": "828c7698f0f759d6" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_lsb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 113, "llr_stats": { "count": 174, "avg_abs": 1.000414, "min_abs": 0.000314, "max_abs": 3.722453, "positive": 61, "negative": 113, "zero": 0 }, "source_rank_score": 104.001656, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "e9dab226fae4b28e", "codeword174_sha256_16": "6dde07ebf7b5f589" }, { "variant": "lab_mask_xor_preview", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 93, "llr_stats": { "count": 174, "avg_abs": 2.092034, "min_abs": 0.019209, "max_abs": 4.114918, "positive": 138, "negative": 36, "zero": 0 }, "source_rank_score": 100.368136, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "2cd135c17dd2b470", "codeword174_sha256_16": "fc7ab1ab87744044" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_lsb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 120, "llr_stats": { "count": 174, "avg_abs": 1.221856, "min_abs": 1.9e-05, "max_abs": 4.114918, "positive": 52, "negative": 122, "zero": 0 }, "source_rank_score": 104.887424, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "dccfb96fe1c80677", "codeword174_sha256_16": "29a87a46c7d870ae" }, { "variant": "reverse_full_bitstream", "transform": "ft8_gray_alt_high_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 35, "llr_stats": { "count": 174, "avg_abs": 1.753358, "min_abs": 0.003136, "max_abs": 4.114918, "positive": 138, "negative": 36, "zero": 0 }, "source_rank_score": 110.013432, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "510b5025f519b4a7", "codeword174_sha256_16": "d5e243f42868b95b" }, { "variant": "reverse_symbol_order", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 35, "llr_stats": { "count": 174, "avg_abs": 1.451951, "min_abs": 0.003136, "max_abs": 3.728632, "positive": 120, "negative": 54, "zero": 0 }, "source_rank_score": 109.807804, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "510b5025f519b4a7", "codeword174_sha256_16": "d5e243f42868b95b" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 47, "llr_stats": { "count": 174, "avg_abs": 1.057476, "min_abs": 2.3e-05, "max_abs": 3.114307, "positive": 128, "negative": 46, "zero": 0 }, "source_rank_score": 104.229904, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "4781b790b251315c", "codeword174_sha256_16": "777c0990b801d669" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 21, "offsets": { "start_offset_s": 0.03, "base_freq_offset_hz": 2.0, "tone_spacing_offset_hz": 0.03 }, "anchor_applied": { "start_seconds": 4.83, "base_freq_hz": 1027.0, "tone_spacing_hz": 1.967984496124031, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 57960, "start_seconds": 4.83, "base_freq_hz": 1027.0, "tone_spacing_hz": 1.967984496124031, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:21" }, "best_row": { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 103, "llr_stats": { "count": 174, "avg_abs": 1.014755, "min_abs": 0.001418, "max_abs": 3.82154, "positive": 71, "negative": 103, "zero": 0 }, "source_rank_score": 104.05902, "syndrome_weight": 25, "valid_codeword_hard_decision": false, "message91_sha256_16": "f6f9e2c65d361950", "codeword174_sha256_16": "a34f30514f1147be" }, "top_rows": [ { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 103, "llr_stats": { "count": 174, "avg_abs": 1.014755, "min_abs": 0.001418, "max_abs": 3.82154, "positive": 71, "negative": 103, "zero": 0 }, "source_rank_score": 104.05902, "syndrome_weight": 25, "valid_codeword_hard_decision": false, "message91_sha256_16": "f6f9e2c65d361950", "codeword174_sha256_16": "a34f30514f1147be" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 134, "llr_stats": { "count": 174, "avg_abs": 1.51667, "min_abs": 1.8e-05, "max_abs": 4.144111, "positive": 40, "negative": 134, "zero": 0 }, "source_rank_score": 106.06668, "syndrome_weight": 26, "valid_codeword_hard_decision": false, "message91_sha256_16": "daab820710a9a228", "codeword174_sha256_16": "16654f047cae3428" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 45, "llr_stats": { "count": 174, "avg_abs": 1.128579, "min_abs": 1.8e-05, "max_abs": 3.363492, "positive": 129, "negative": 45, "zero": 0 }, "source_rank_score": 104.514316, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "d40791f46d2a4b11", "codeword174_sha256_16": "9dca28554c5a2316" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_msb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 58, "llr_stats": { "count": 174, "avg_abs": 1.225323, "min_abs": 0.002329, "max_abs": 3.956982, "positive": 126, "negative": 48, "zero": 0 }, "source_rank_score": 104.901292, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "a7c653e33db6db7c", "codeword174_sha256_16": "04e767b23e20bf0a" }, { "variant": "mapped_raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "raw_msb", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 34, "llr_stats": { "count": 174, "avg_abs": 2.163748, "min_abs": 0.014686, "max_abs": 4.144111, "positive": 141, "negative": 33, "zero": 0 }, "source_rank_score": 108.654992, "syndrome_weight": 32, "valid_codeword_hard_decision": false, "message91_sha256_16": "cc61e58f86747a77", "codeword174_sha256_16": "71bebbfd08ed2f9a" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "lsb_within_each_tone+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 122, "llr_stats": { "count": 174, "avg_abs": 1.636108, "min_abs": 0.015006, "max_abs": 3.82154, "positive": 49, "negative": 125, "zero": 0 }, "source_rank_score": 106.544432, "syndrome_weight": 32, "valid_codeword_hard_decision": false, "message91_sha256_16": "f6de0dff4166858e", "codeword174_sha256_16": "a8a90b25176d03db" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 108, "llr_stats": { "count": 174, "avg_abs": 1.159192, "min_abs": 0.003014, "max_abs": 3.956982, "positive": 60, "negative": 114, "zero": 0 }, "source_rank_score": 104.636768, "syndrome_weight": 32, "valid_codeword_hard_decision": false, "message91_sha256_16": "14fd4623952966b5", "codeword174_sha256_16": "fafeccfe3224ee30" }, { "variant": "raw_msb_symbol_order", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 49, "llr_stats": { "count": 174, "avg_abs": 1.750816, "min_abs": 0.003492, "max_abs": 4.144111, "positive": 127, "negative": 47, "zero": 0 }, "source_rank_score": 125.003264, "syndrome_weight": 33, "valid_codeword_hard_decision": false, "message91_sha256_16": "766a43ca41ee0172", "codeword174_sha256_16": "7d9bcf61433ea9fd" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 39, "offsets": { "start_offset_s": 0.06, "base_freq_offset_hz": 2.5, "tone_spacing_offset_hz": 0.03 }, "anchor_applied": { "start_seconds": 4.859999999999999, "base_freq_hz": 1027.5, "tone_spacing_hz": 1.967984496124031, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 58320, "start_seconds": 4.86, "base_freq_hz": 1027.5, "tone_spacing_hz": 1.967984496124031, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:39" }, "best_row": { "variant": "mapped_raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 126, "llr_stats": { "count": 174, "avg_abs": 1.636445, "min_abs": 0.04144, "max_abs": 4.144109, "positive": 48, "negative": 126, "zero": 0 }, "source_rank_score": 106.54578, "syndrome_weight": 26, "valid_codeword_hard_decision": false, "message91_sha256_16": "25788c17f810b7d5", "codeword174_sha256_16": "87afe3fe5c58aa69" }, "top_rows": [ { "variant": "mapped_raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 126, "llr_stats": { "count": 174, "avg_abs": 1.636445, "min_abs": 0.04144, "max_abs": 4.144109, "positive": 48, "negative": 126, "zero": 0 }, "source_rank_score": 106.54578, "syndrome_weight": 26, "valid_codeword_hard_decision": false, "message91_sha256_16": "25788c17f810b7d5", "codeword174_sha256_16": "87afe3fe5c58aa69" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 43, "llr_stats": { "count": 174, "avg_abs": 1.29064, "min_abs": 0.002158, "max_abs": 4.085972, "positive": 136, "negative": 38, "zero": 0 }, "source_rank_score": 105.16256, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "d7fbffc39612c219", "codeword174_sha256_16": "b1faca9af1fcf29e" }, { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 140, "llr_stats": { "count": 174, "avg_abs": 2.221352, "min_abs": 0.057726, "max_abs": 4.144109, "positive": 35, "negative": 139, "zero": 0 }, "source_rank_score": 108.885408, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "0329e23109e06988", "codeword174_sha256_16": "cb10f2e95870a14d" }, { "variant": "mapped_raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 126, "llr_stats": { "count": 174, "avg_abs": 1.549534, "min_abs": 0.04144, "max_abs": 4.085972, "positive": 48, "negative": 126, "zero": 0 }, "source_rank_score": 106.198136, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "c203e9dd4e290c80", "codeword174_sha256_16": "93022f63b6f5a179" }, { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 45, "llr_stats": { "count": 174, "avg_abs": 1.647117, "min_abs": 0.014093, "max_abs": 4.109742, "positive": 133, "negative": 41, "zero": 0 }, "source_rank_score": 106.588468, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "ce0c8b98f36c5477", "codeword174_sha256_16": "0686743576218a8e" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 57, "llr_stats": { "count": 174, "avg_abs": 1.600836, "min_abs": 0.007559, "max_abs": 3.884246, "positive": 120, "negative": 54, "zero": 0 }, "source_rank_score": 106.403344, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "bccfcf3a9d2d88f9", "codeword174_sha256_16": "789a455223ead9d0" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 55, "llr_stats": { "count": 174, "avg_abs": 1.201724, "min_abs": 4.7e-05, "max_abs": 3.041852, "positive": 120, "negative": 54, "zero": 0 }, "source_rank_score": 104.806896, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "1ba13df646b9fda8", "codeword174_sha256_16": "e6afe9485a3d19c5" }, { "variant": "raw_msb_symbol_order", "transform": "lsb_within_each_tone+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 140, "llr_stats": { "count": 174, "avg_abs": 2.221352, "min_abs": 0.057726, "max_abs": 4.144109, "positive": 35, "negative": 139, "zero": 0 }, "source_rank_score": 126.885408, "syndrome_weight": 32, "valid_codeword_hard_decision": false, "message91_sha256_16": "064d4295f7c48336", "codeword174_sha256_16": "4b1f5a7ddad8966d" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 8, "offsets": { "start_offset_s": 0.0, "base_freq_offset_hz": 2.5, "tone_spacing_offset_hz": -0.03 }, "anchor_applied": { "start_seconds": 4.8, "base_freq_hz": 1027.5, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 57600, "start_seconds": 4.8, "base_freq_hz": 1027.5, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:8" }, "best_row": { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 56, "llr_stats": { "count": 174, "avg_abs": 1.265569, "min_abs": 0.007883, "max_abs": 4.01973, "positive": 124, "negative": 50, "zero": 0 }, "source_rank_score": 105.062276, "syndrome_weight": 26, "valid_codeword_hard_decision": false, "message91_sha256_16": "6548c013cab69e1e", "codeword174_sha256_16": "e4a052902783f611" }, "top_rows": [ { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 56, "llr_stats": { "count": 174, "avg_abs": 1.265569, "min_abs": 0.007883, "max_abs": 4.01973, "positive": 124, "negative": 50, "zero": 0 }, "source_rank_score": 105.062276, "syndrome_weight": 26, "valid_codeword_hard_decision": false, "message91_sha256_16": "6548c013cab69e1e", "codeword174_sha256_16": "e4a052902783f611" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "lsb_within_each_tone+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 135, "llr_stats": { "count": 174, "avg_abs": 1.595277, "min_abs": 0.001058, "max_abs": 4.048874, "positive": 36, "negative": 138, "zero": 0 }, "source_rank_score": 106.381108, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "9e57d9fb308e6dee", "codeword174_sha256_16": "cc67285942c115ea" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 142, "llr_stats": { "count": 174, "avg_abs": 1.609719, "min_abs": 0.001956, "max_abs": 4.292074, "positive": 27, "negative": 147, "zero": 0 }, "source_rank_score": 106.438876, "syndrome_weight": 28, "valid_codeword_hard_decision": false, "message91_sha256_16": "6b3d67c760fd57be", "codeword174_sha256_16": "732f86ed92cad209" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "raw_msb", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 135, "llr_stats": { "count": 174, "avg_abs": 1.595277, "min_abs": 0.001058, "max_abs": 4.048874, "positive": 36, "negative": 138, "zero": 0 }, "source_rank_score": 106.381108, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "c481def080ab9cb5", "codeword174_sha256_16": "47ebcc4bfd1fb637" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "lsb_within_each_tone+no_interleaver", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 38, "llr_stats": { "count": 174, "avg_abs": 1.887501, "min_abs": 0.018857, "max_abs": 4.292074, "positive": 143, "negative": 31, "zero": 0 }, "source_rank_score": 107.550004, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "937823f97ed0847f", "codeword174_sha256_16": "9e5b66bac1556b29" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+no_interleaver", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 138, "llr_stats": { "count": 174, "avg_abs": 1.609717, "min_abs": 0.003224, "max_abs": 4.292074, "positive": 31, "negative": 143, "zero": 0 }, "source_rank_score": 106.438868, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "46cc6ddc9712ac68", "codeword174_sha256_16": "4235701b167d47ee" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 138, "llr_stats": { "count": 174, "avg_abs": 1.585003, "min_abs": 8.3e-05, "max_abs": 4.292074, "positive": 33, "negative": 141, "zero": 0 }, "source_rank_score": 106.340012, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "46cc6ddc9712ac68", "codeword174_sha256_16": "4235701b167d47ee" }, { "variant": "lab_mask_xor_preview", "transform": "ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 90, "llr_stats": { "count": 174, "avg_abs": 1.644885, "min_abs": 0.001088, "max_abs": 4.048874, "positive": 40, "negative": 134, "zero": 0 }, "source_rank_score": 98.57954, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "2a5e5b0263df5195", "codeword174_sha256_16": "4f91b6dc101564e5" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 41, "offsets": { "start_offset_s": 0.06, "base_freq_offset_hz": 3.0, "tone_spacing_offset_hz": -0.03 }, "anchor_applied": { "start_seconds": 4.859999999999999, "base_freq_hz": 1028.0, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 58320, "start_seconds": 4.86, "base_freq_hz": 1028.0, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:41" }, "best_row": { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 54, "llr_stats": { "count": 174, "avg_abs": 1.071337, "min_abs": 0.008389, "max_abs": 4.378399, "positive": 115, "negative": 59, "zero": 0 }, "source_rank_score": 104.285348, "syndrome_weight": 26, "valid_codeword_hard_decision": false, "message91_sha256_16": "7db4ad98fe1e49ac", "codeword174_sha256_16": "7761891a2eaf0907" }, "top_rows": [ { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 54, "llr_stats": { "count": 174, "avg_abs": 1.071337, "min_abs": 0.008389, "max_abs": 4.378399, "positive": 115, "negative": 59, "zero": 0 }, "source_rank_score": 104.285348, "syndrome_weight": 26, "valid_codeword_hard_decision": false, "message91_sha256_16": "7db4ad98fe1e49ac", "codeword174_sha256_16": "7761891a2eaf0907" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 54, "llr_stats": { "count": 174, "avg_abs": 1.152765, "min_abs": 0.002806, "max_abs": 4.378399, "positive": 124, "negative": 50, "zero": 0 }, "source_rank_score": 104.61106, "syndrome_weight": 28, "valid_codeword_hard_decision": false, "message91_sha256_16": "7db4ad98fe1e49ac", "codeword174_sha256_16": "e0bef0ec308e802c" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 59, "llr_stats": { "count": 174, "avg_abs": 0.944583, "min_abs": 0.000269, "max_abs": 3.784521, "positive": 114, "negative": 60, "zero": 0 }, "source_rank_score": 103.778332, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "9f88e54e8b6a8ee7", "codeword174_sha256_16": "d7384dff1531e25f" }, { "variant": "lab_mask_xor_preview", "transform": "lsb_within_each_tone+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 85, "llr_stats": { "count": 174, "avg_abs": 2.042063, "min_abs": 0.027988, "max_abs": 4.378399, "positive": 41, "negative": 133, "zero": 0 }, "source_rank_score": 100.168252, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "b66ebffa64074608", "codeword174_sha256_16": "43e29a9a3cd43903" }, { "variant": "reverse_symbol_order", "transform": "raw_msb+no_interleaver", "mapping_meta": { "tone_mapping": "raw_msb", "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 42, "llr_stats": { "count": 174, "avg_abs": 2.042063, "min_abs": 0.027988, "max_abs": 4.378399, "positive": 133, "negative": 41, "zero": 0 }, "source_rank_score": 112.168252, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "632654c49dc26f7e", "codeword174_sha256_16": "35185e117fcf4f1a" }, { "variant": "reverse_full_bitstream", "transform": "lsb_within_each_tone+no_interleaver", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 42, "llr_stats": { "count": 174, "avg_abs": 2.042063, "min_abs": 0.027988, "max_abs": 4.378399, "positive": 133, "negative": 41, "zero": 0 }, "source_rank_score": 111.168252, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "632654c49dc26f7e", "codeword174_sha256_16": "35185e117fcf4f1a" }, { "variant": "lab_mask_xor_preview", "transform": "ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 84, "llr_stats": { "count": 174, "avg_abs": 1.413691, "min_abs": 0.000298, "max_abs": 3.784521, "positive": 119, "negative": 55, "zero": 0 }, "source_rank_score": 97.654764, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "02e61e7bdafc459a", "codeword174_sha256_16": "54ce9719c19c39cc" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "raw_msb+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "raw_msb", "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 133, "llr_stats": { "count": 174, "avg_abs": 1.682332, "min_abs": 0.011206, "max_abs": 4.378399, "positive": 41, "negative": 133, "zero": 0 }, "source_rank_score": 106.729328, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "39a87ca136a11c0a", "codeword174_sha256_16": "f1661db6a28115ad" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 14, "offsets": { "start_offset_s": 0.0, "base_freq_offset_hz": 3.5, "tone_spacing_offset_hz": -0.03 }, "anchor_applied": { "start_seconds": 4.8, "base_freq_hz": 1028.5, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 57600, "start_seconds": 4.8, "base_freq_hz": 1028.5, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:14" }, "best_row": { "variant": "lab_mask_xor_preview", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 84, "llr_stats": { "count": 174, "avg_abs": 1.811424, "min_abs": 0.004549, "max_abs": 4.160775, "positive": 28, "negative": 146, "zero": 0 }, "source_rank_score": 99.245696, "syndrome_weight": 26, "valid_codeword_hard_decision": false, "message91_sha256_16": "6d4c90342d0cd9cf", "codeword174_sha256_16": "fcc1684905e18849" }, "top_rows": [ { "variant": "lab_mask_xor_preview", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 84, "llr_stats": { "count": 174, "avg_abs": 1.811424, "min_abs": 0.004549, "max_abs": 4.160775, "positive": 28, "negative": 146, "zero": 0 }, "source_rank_score": 99.245696, "syndrome_weight": 26, "valid_codeword_hard_decision": false, "message91_sha256_16": "6d4c90342d0cd9cf", "codeword174_sha256_16": "fcc1684905e18849" }, { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 46, "llr_stats": { "count": 174, "avg_abs": 1.577969, "min_abs": 0.032989, "max_abs": 4.160775, "positive": 132, "negative": 42, "zero": 0 }, "source_rank_score": 106.311876, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "0d245b70feba1bf6", "codeword174_sha256_16": "f1b0e4aa08c03e19" }, { "variant": "raw_msb_symbol_order", "transform": "ft8_gray_primary_demap_lsb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 129, "llr_stats": { "count": 174, "avg_abs": 1.528267, "min_abs": 0.00871, "max_abs": 3.91927, "positive": 45, "negative": 129, "zero": 0 }, "source_rank_score": 124.113068, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "a1a97b2eec802f24", "codeword174_sha256_16": "5836d586f9603ce6" }, { "variant": "raw_msb_symbol_order", "transform": "ft8_gray_alt_high_demap_lsb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 129, "llr_stats": { "count": 174, "avg_abs": 1.485923, "min_abs": 0.004549, "max_abs": 3.91927, "positive": 44, "negative": 130, "zero": 0 }, "source_rank_score": 123.943692, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "a1a97b2eec802f24", "codeword174_sha256_16": "5836d586f9603ce6" }, { "variant": "lsb_within_each_tone", "transform": "ft8_gray_primary_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 129, "llr_stats": { "count": 174, "avg_abs": 1.853768, "min_abs": 0.00871, "max_abs": 4.160775, "positive": 29, "negative": 145, "zero": 0 }, "source_rank_score": 117.415072, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "a1a97b2eec802f24", "codeword174_sha256_16": "5836d586f9603ce6" }, { "variant": "lsb_within_each_tone", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 129, "llr_stats": { "count": 174, "avg_abs": 1.811424, "min_abs": 0.004549, "max_abs": 4.160775, "positive": 28, "negative": 146, "zero": 0 }, "source_rank_score": 117.245696, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "a1a97b2eec802f24", "codeword174_sha256_16": "5836d586f9603ce6" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "raw_msb", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 129, "llr_stats": { "count": 174, "avg_abs": 1.528267, "min_abs": 0.00871, "max_abs": 3.91927, "positive": 45, "negative": 129, "zero": 0 }, "source_rank_score": 106.113068, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "a1a97b2eec802f24", "codeword174_sha256_16": "5836d586f9603ce6" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "raw_msb+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "raw_msb", "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 129, "llr_stats": { "count": 174, "avg_abs": 1.528267, "min_abs": 0.00871, "max_abs": 3.91927, "positive": 45, "negative": 129, "zero": 0 }, "source_rank_score": 106.113068, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "a1a97b2eec802f24", "codeword174_sha256_16": "5836d586f9603ce6" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 37, "offsets": { "start_offset_s": 0.06, "base_freq_offset_hz": 2.5, "tone_spacing_offset_hz": 0.0 }, "anchor_applied": { "start_seconds": 4.859999999999999, "base_freq_hz": 1027.5, "tone_spacing_hz": 1.937984496124031, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 58320, "start_seconds": 4.86, "base_freq_hz": 1027.5, "tone_spacing_hz": 1.937984496124031, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:37" }, "best_row": { "variant": "mapped_raw_msb+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 33, "llr_stats": { "count": 174, "avg_abs": 2.228872, "min_abs": 0.041868, "max_abs": 4.18324, "positive": 141, "negative": 33, "zero": 0 }, "source_rank_score": 108.915488, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "0259bb98617eb22e", "codeword174_sha256_16": "6c1338e037549e54" }, "top_rows": [ { "variant": "mapped_raw_msb+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 33, "llr_stats": { "count": 174, "avg_abs": 2.228872, "min_abs": 0.041868, "max_abs": 4.18324, "positive": 141, "negative": 33, "zero": 0 }, "source_rank_score": 108.915488, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "0259bb98617eb22e", "codeword174_sha256_16": "6c1338e037549e54" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 120, "llr_stats": { "count": 174, "avg_abs": 1.206909, "min_abs": 9.8e-05, "max_abs": 3.852127, "positive": 54, "negative": 120, "zero": 0 }, "source_rank_score": 104.827636, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "8f42609d6f1fc182", "codeword174_sha256_16": "45fb5a75f115763f" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 120, "llr_stats": { "count": 174, "avg_abs": 1.189499, "min_abs": 0.000127, "max_abs": 3.852127, "positive": 50, "negative": 124, "zero": 0 }, "source_rank_score": 104.757996, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "8f42609d6f1fc182", "codeword174_sha256_16": "45fb5a75f115763f" }, { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 45, "llr_stats": { "count": 174, "avg_abs": 1.624396, "min_abs": 0.028992, "max_abs": 4.045437, "positive": 129, "negative": 45, "zero": 0 }, "source_rank_score": 106.497584, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "6f3b78f2a0789ec1", "codeword174_sha256_16": "10fa5f26d7f3c832" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 125, "llr_stats": { "count": 174, "avg_abs": 1.365276, "min_abs": 0.001421, "max_abs": 4.076297, "positive": 44, "negative": 130, "zero": 0 }, "source_rank_score": 105.461104, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "50ee3ebb2853f49e", "codeword174_sha256_16": "d12d6e7fd563854d" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 125, "llr_stats": { "count": 174, "avg_abs": 1.324012, "min_abs": 0.005023, "max_abs": 4.076297, "positive": 49, "negative": 125, "zero": 0 }, "source_rank_score": 105.296048, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "50ee3ebb2853f49e", "codeword174_sha256_16": "d12d6e7fd563854d" }, { "variant": "mapped_raw_msb+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 126, "llr_stats": { "count": 174, "avg_abs": 1.718599, "min_abs": 0.017042, "max_abs": 4.076297, "positive": 47, "negative": 127, "zero": 0 }, "source_rank_score": 106.874396, "syndrome_weight": 32, "valid_codeword_hard_decision": false, "message91_sha256_16": "765c4ebc3707fdb0", "codeword174_sha256_16": "1fe0c66a7e9cf192" }, { "variant": "mapped_raw_msb+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 48, "llr_stats": { "count": 174, "avg_abs": 1.674076, "min_abs": 0.017042, "max_abs": 4.18324, "positive": 127, "negative": 47, "zero": 0 }, "source_rank_score": 106.696304, "syndrome_weight": 32, "valid_codeword_hard_decision": false, "message91_sha256_16": "6057dbf97536ae1a", "codeword174_sha256_16": "0cbeded997791328" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 6, "offsets": { "start_offset_s": 0.0, "base_freq_offset_hz": 2.0, "tone_spacing_offset_hz": 0.03 }, "anchor_applied": { "start_seconds": 4.8, "base_freq_hz": 1027.0, "tone_spacing_hz": 1.967984496124031, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 57600, "start_seconds": 4.8, "base_freq_hz": 1027.0, "tone_spacing_hz": 1.967984496124031, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:6" }, "best_row": { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 41, "llr_stats": { "count": 174, "avg_abs": 1.742956, "min_abs": 0.016767, "max_abs": 4.307136, "positive": 132, "negative": 42, "zero": 0 }, "source_rank_score": 106.971824, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "04a04a473d9f4b8a", "codeword174_sha256_16": "bb9158f6426e5474" }, "top_rows": [ { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 41, "llr_stats": { "count": 174, "avg_abs": 1.742956, "min_abs": 0.016767, "max_abs": 4.307136, "positive": 132, "negative": 42, "zero": 0 }, "source_rank_score": 106.971824, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "04a04a473d9f4b8a", "codeword174_sha256_16": "bb9158f6426e5474" }, { "variant": "reverse_symbol_order", "transform": "raw_msb+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "raw_msb", "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 142, "llr_stats": { "count": 174, "avg_abs": 2.244529, "min_abs": 0.061415, "max_abs": 4.307136, "positive": 35, "negative": 139, "zero": 0 }, "source_rank_score": 112.978116, "syndrome_weight": 28, "valid_codeword_hard_decision": false, "message91_sha256_16": "4f116d0d2d97efad", "codeword174_sha256_16": "1ee0e2fbd4d51be6" }, { "variant": "reverse_full_bitstream", "transform": "lsb_within_each_tone+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 142, "llr_stats": { "count": 174, "avg_abs": 2.244529, "min_abs": 0.061415, "max_abs": 4.307136, "positive": 35, "negative": 139, "zero": 0 }, "source_rank_score": 111.978116, "syndrome_weight": 28, "valid_codeword_hard_decision": false, "message91_sha256_16": "4f116d0d2d97efad", "codeword174_sha256_16": "1ee0e2fbd4d51be6" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 37, "llr_stats": { "count": 174, "avg_abs": 1.902489, "min_abs": 0.041499, "max_abs": 4.063879, "positive": 137, "negative": 37, "zero": 0 }, "source_rank_score": 107.609956, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "5e2bcbbdc8cb3e2a", "codeword174_sha256_16": "ac458b913c953919" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 137, "llr_stats": { "count": 174, "avg_abs": 1.902489, "min_abs": 0.041499, "max_abs": 4.063879, "positive": 37, "negative": 137, "zero": 0 }, "source_rank_score": 107.609956, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "5d363667677b4ebf", "codeword174_sha256_16": "5f395d3ae3d410f8" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 117, "llr_stats": { "count": 174, "avg_abs": 1.217101, "min_abs": 0.010473, "max_abs": 4.109301, "positive": 55, "negative": 119, "zero": 0 }, "source_rank_score": 104.868404, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "00e0e71440a516c6", "codeword174_sha256_16": "6f3fc74324df2743" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 119, "llr_stats": { "count": 174, "avg_abs": 1.165809, "min_abs": 0.003322, "max_abs": 4.109301, "positive": 58, "negative": 116, "zero": 0 }, "source_rank_score": 104.663236, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "aca78234d03d9e6e", "codeword174_sha256_16": "545b323981ac1f0b" }, { "variant": "raw_msb_symbol_order", "transform": "lsb_within_each_tone+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 142, "llr_stats": { "count": 174, "avg_abs": 2.244529, "min_abs": 0.061415, "max_abs": 4.307136, "positive": 35, "negative": 139, "zero": 0 }, "source_rank_score": 126.978116, "syndrome_weight": 32, "valid_codeword_hard_decision": false, "message91_sha256_16": "56db10214087a30c", "codeword174_sha256_16": "04161507fe78a98a" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 26, "offsets": { "start_offset_s": 0.03, "base_freq_offset_hz": 3.0, "tone_spacing_offset_hz": -0.03 }, "anchor_applied": { "start_seconds": 4.83, "base_freq_hz": 1028.0, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 57960, "start_seconds": 4.83, "base_freq_hz": 1028.0, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:26" }, "best_row": { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 37, "llr_stats": { "count": 174, "avg_abs": 1.730043, "min_abs": 0.021616, "max_abs": 4.058353, "positive": 138, "negative": 36, "zero": 0 }, "source_rank_score": 106.920172, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "b85913e71a6e72e1", "codeword174_sha256_16": "e86c99d44140da4f" }, "top_rows": [ { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 37, "llr_stats": { "count": 174, "avg_abs": 1.730043, "min_abs": 0.021616, "max_abs": 4.058353, "positive": 138, "negative": 36, "zero": 0 }, "source_rank_score": 106.920172, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "b85913e71a6e72e1", "codeword174_sha256_16": "e86c99d44140da4f" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 109, "llr_stats": { "count": 174, "avg_abs": 0.947826, "min_abs": 0.000717, "max_abs": 3.411851, "positive": 68, "negative": 106, "zero": 0 }, "source_rank_score": 103.791304, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "63d7de999dc28356", "codeword174_sha256_16": "2ad9b1a14cd85e5c" }, { "variant": "lab_mask_xor_preview", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 89, "llr_stats": { "count": 174, "avg_abs": 1.857069, "min_abs": 0.01092, "max_abs": 4.006713, "positive": 36, "negative": 138, "zero": 0 }, "source_rank_score": 99.428276, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "f3209b00dbbed253", "codeword174_sha256_16": "135a8970b67957e7" }, { "variant": "lab_mask_xor_preview", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 81, "llr_stats": { "count": 174, "avg_abs": 1.51869, "min_abs": 0.01092, "max_abs": 3.732172, "positive": 123, "negative": 51, "zero": 0 }, "source_rank_score": 98.07476, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "4dc8b43767d57817", "codeword174_sha256_16": "78617f41a52a8853" }, { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 130, "llr_stats": { "count": 174, "avg_abs": 1.736354, "min_abs": 0.024218, "max_abs": 4.151228, "positive": 45, "negative": 129, "zero": 0 }, "source_rank_score": 106.945416, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "b514dccc3f8f2f30", "codeword174_sha256_16": "e7b301d31e50e275" }, { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 130, "llr_stats": { "count": 174, "avg_abs": 1.686625, "min_abs": 0.011664, "max_abs": 4.151228, "positive": 46, "negative": 128, "zero": 0 }, "source_rank_score": 106.7465, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "b514dccc3f8f2f30", "codeword174_sha256_16": "e7b301d31e50e275" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "lsb_within_each_tone+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 126, "llr_stats": { "count": 174, "avg_abs": 1.567434, "min_abs": 0.000989, "max_abs": 3.732172, "positive": 51, "negative": 123, "zero": 0 }, "source_rank_score": 106.269736, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "810a0472f0698b8d", "codeword174_sha256_16": "4316a723d47fd8eb" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 129, "llr_stats": { "count": 174, "avg_abs": 1.34105, "min_abs": 0.01092, "max_abs": 4.006713, "positive": 42, "negative": 132, "zero": 0 }, "source_rank_score": 105.3642, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "9b97c830c0ad11f6", "codeword174_sha256_16": "06400af302ea8869" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] } ], "outputs": { "timing_boundary_sweep_json": "/decoders/js8_decoder/runtime/timing_boundary_sweep/step51_source_aligned_timing_boundary_sweep.json", "timing_best_candidate_json": "/decoders/js8_decoder/runtime/timing_boundary_sweep/step51_source_aligned_best_timing_fec_candidate.json", "checkpoint_json": "/decoders/js8_decoder/logs/20260527T110128Z_real_run_timing_boundary_sweep_output.json" }, "decodes": [], "warnings": [ "Step 51 expands the Step36 edge hit and exports the best timing candidate for downstream LDPC soft-decode.", "No JS8 text unpack or CRC validation is performed yet.", "No valid LDPC codeword found is a diagnostic warning, not a hard command failure." ], "next_action": "Use outputs.timing_best_candidate_json for LDPC matrix/soft decode. If syndrome is still far from 0, continue interleaver/LLR and symbol-boundary tuning around the best_candidate." } }, "real_run_timing_boundary_sweep": { "name": "20260527T110128Z_real_run_timing_boundary_sweep_output.json", "path": "/decoders/js8_decoder/logs/20260527T110128Z_real_run_timing_boundary_sweep_output.json", "url": "/logs/20260527T110128Z_real_run_timing_boundary_sweep_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 145265, "mtime_utc": "2026-05-27T11:11:09Z" }, "json_preview": { "ok": true, "mode": "JS8", "tool": "webftr-js8-timing-boundary-candidate-sweep", "tool_version": "step51-source-aligned-tone-offset-cli-fix", "input_wav": "/decoders/js8_decoder/runtime/quick_prefilter_windows/js8_quick_selected_window.wav", "profile_scan_json": "/decoders/js8_decoder/logs/20260527T110128Z_real_run_profile_scan_output.json", "anchor_json": "/decoders/js8_decoder/logs/20260527T110128Z_real_run_auto_ldpc_probe_output.json", "rx_only": true, "safety": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "implementation_stage": "step51_source_aligned_timing_boundary_syndrome_sweep_no_message_unpack", "anchor_selection": { "source": "profile_scan_json", "path": "/decoders/js8_decoder/logs/20260527T110128Z_real_run_profile_scan_output.json", "selection": "profile_scan_selected_profile", "nsps": 6400, "start_seconds": 4.8, "base_freq_hz": 1025.0, "tone_spacing_hz": 1.875 }, "partial": false, "partial_reason": "complete", "sweep_elapsed_seconds": 158.007, "source_alignment": { "source_nsps": 6192, "source_tone_spacing_hz": 1.937984496124031, "effective_nsps": 6192, "effective_tone_spacing_base_hz": 1.937984496124031 }, "sweep_grid": { "start_offsets_s": [ 0.0, 0.03, 0.06, 0.09, 0.12 ], "base_freq_offsets_hz": [ 1.5, 2.0, 2.5, 3.0, 3.5 ], "tone_spacing_offsets_hz": [ -0.03, 0.0, 0.03 ], "max_combinations": 45, "actual_combinations": 45, "processed_combinations": 45, "time_budget_seconds": 210.0 }, "decode_found": false, "best_final_syndrome_weight": 22, "best_candidate": { "combination_index": 11, "offsets": { "start_offset_s": 0.0, "base_freq_offset_hz": 3.0, "tone_spacing_offset_hz": -0.03 }, "anchor_applied": { "start_seconds": 4.8, "base_freq_hz": 1028.0, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 57600, "start_seconds": 4.8, "base_freq_hz": 1028.0, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:11" }, "best_row": { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 36, "llr_stats": { "count": 174, "avg_abs": 1.291598, "min_abs": 0.001433, "max_abs": 3.895705, "positive": 129, "negative": 45, "zero": 0 }, "source_rank_score": 105.166392, "syndrome_weight": 22, "valid_codeword_hard_decision": false, "message91_sha256_16": "d4ca2a05f15dd009", "codeword174_sha256_16": "95a1e941fbdff6b2" }, "top_rows": [ { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 36, "llr_stats": { "count": 174, "avg_abs": 1.291598, "min_abs": 0.001433, "max_abs": 3.895705, "positive": 129, "negative": 45, "zero": 0 }, "source_rank_score": 105.166392, "syndrome_weight": 22, "valid_codeword_hard_decision": false, "message91_sha256_16": "d4ca2a05f15dd009", "codeword174_sha256_16": "95a1e941fbdff6b2" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+no_interleaver", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 36, "llr_stats": { "count": 174, "avg_abs": 1.289323, "min_abs": 0.000933, "max_abs": 3.895705, "positive": 129, "negative": 45, "zero": 0 }, "source_rank_score": 105.157292, "syndrome_weight": 22, "valid_codeword_hard_decision": false, "message91_sha256_16": "d4ca2a05f15dd009", "codeword174_sha256_16": "95a1e941fbdff6b2" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 61, "llr_stats": { "count": 174, "avg_abs": 1.11433, "min_abs": 0.000187, "max_abs": 3.795489, "positive": 110, "negative": 64, "zero": 0 }, "source_rank_score": 104.45732, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "bab866be6de1cc5a", "codeword174_sha256_16": "4b4b446b1e4f7aae" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 61, "llr_stats": { "count": 174, "avg_abs": 1.079292, "min_abs": 0.000226, "max_abs": 3.795489, "positive": 110, "negative": 64, "zero": 0 }, "source_rank_score": 104.317168, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "bab866be6de1cc5a", "codeword174_sha256_16": "4b4b446b1e4f7aae" }, { "variant": "lab_mask_xor_preview", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 93, "llr_stats": { "count": 174, "avg_abs": 1.818736, "min_abs": 0.003108, "max_abs": 4.379379, "positive": 34, "negative": 140, "zero": 0 }, "source_rank_score": 99.274944, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "4439454e612f6636", "codeword174_sha256_16": "953e2bc596e8a67e" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 45, "llr_stats": { "count": 174, "avg_abs": 1.666423, "min_abs": 0.002022, "max_abs": 3.950111, "positive": 124, "negative": 50, "zero": 0 }, "source_rank_score": 106.665692, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "1bf4f3a7e6e5f651", "codeword174_sha256_16": "daeb23bbbdf896b0" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 45, "llr_stats": { "count": 174, "avg_abs": 1.625634, "min_abs": 0.003108, "max_abs": 3.895705, "positive": 124, "negative": 50, "zero": 0 }, "source_rank_score": 106.502536, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "1bf4f3a7e6e5f651", "codeword174_sha256_16": "daeb23bbbdf896b0" }, { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 45, "llr_stats": { "count": 174, "avg_abs": 1.617209, "min_abs": 0.001539, "max_abs": 3.944456, "positive": 123, "negative": 51, "zero": 0 }, "source_rank_score": 106.468836, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "202d2650a31499d7", "codeword174_sha256_16": "6c43e3bd22022c79" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, "top_candidates": [ { "combination_index": 11, "offsets": { "start_offset_s": 0.0, "base_freq_offset_hz": 3.0, "tone_spacing_offset_hz": -0.03 }, "anchor_applied": { "start_seconds": 4.8, "base_freq_hz": 1028.0, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 57600, "start_seconds": 4.8, "base_freq_hz": 1028.0, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:11" }, "best_row": { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 36, "llr_stats": { "count": 174, "avg_abs": 1.291598, "min_abs": 0.001433, "max_abs": 3.895705, "positive": 129, "negative": 45, "zero": 0 }, "source_rank_score": 105.166392, "syndrome_weight": 22, "valid_codeword_hard_decision": false, "message91_sha256_16": "d4ca2a05f15dd009", "codeword174_sha256_16": "95a1e941fbdff6b2" }, "top_rows": [ { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 36, "llr_stats": { "count": 174, "avg_abs": 1.291598, "min_abs": 0.001433, "max_abs": 3.895705, "positive": 129, "negative": 45, "zero": 0 }, "source_rank_score": 105.166392, "syndrome_weight": 22, "valid_codeword_hard_decision": false, "message91_sha256_16": "d4ca2a05f15dd009", "codeword174_sha256_16": "95a1e941fbdff6b2" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+no_interleaver", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 36, "llr_stats": { "count": 174, "avg_abs": 1.289323, "min_abs": 0.000933, "max_abs": 3.895705, "positive": 129, "negative": 45, "zero": 0 }, "source_rank_score": 105.157292, "syndrome_weight": 22, "valid_codeword_hard_decision": false, "message91_sha256_16": "d4ca2a05f15dd009", "codeword174_sha256_16": "95a1e941fbdff6b2" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 61, "llr_stats": { "count": 174, "avg_abs": 1.11433, "min_abs": 0.000187, "max_abs": 3.795489, "positive": 110, "negative": 64, "zero": 0 }, "source_rank_score": 104.45732, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "bab866be6de1cc5a", "codeword174_sha256_16": "4b4b446b1e4f7aae" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 61, "llr_stats": { "count": 174, "avg_abs": 1.079292, "min_abs": 0.000226, "max_abs": 3.795489, "positive": 110, "negative": 64, "zero": 0 }, "source_rank_score": 104.317168, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "bab866be6de1cc5a", "codeword174_sha256_16": "4b4b446b1e4f7aae" }, { "variant": "lab_mask_xor_preview", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 93, "llr_stats": { "count": 174, "avg_abs": 1.818736, "min_abs": 0.003108, "max_abs": 4.379379, "positive": 34, "negative": 140, "zero": 0 }, "source_rank_score": 99.274944, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "4439454e612f6636", "codeword174_sha256_16": "953e2bc596e8a67e" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 45, "llr_stats": { "count": 174, "avg_abs": 1.666423, "min_abs": 0.002022, "max_abs": 3.950111, "positive": 124, "negative": 50, "zero": 0 }, "source_rank_score": 106.665692, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "1bf4f3a7e6e5f651", "codeword174_sha256_16": "daeb23bbbdf896b0" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 45, "llr_stats": { "count": 174, "avg_abs": 1.625634, "min_abs": 0.003108, "max_abs": 3.895705, "positive": 124, "negative": 50, "zero": 0 }, "source_rank_score": 106.502536, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "1bf4f3a7e6e5f651", "codeword174_sha256_16": "daeb23bbbdf896b0" }, { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 45, "llr_stats": { "count": 174, "avg_abs": 1.617209, "min_abs": 0.001539, "max_abs": 3.944456, "positive": 123, "negative": 51, "zero": 0 }, "source_rank_score": 106.468836, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "202d2650a31499d7", "codeword174_sha256_16": "6c43e3bd22022c79" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 2, "offsets": { "start_offset_s": 0.0, "base_freq_offset_hz": 1.5, "tone_spacing_offset_hz": -0.03 }, "anchor_applied": { "start_seconds": 4.8, "base_freq_hz": 1026.5, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 57600, "start_seconds": 4.8, "base_freq_hz": 1026.5, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:2" }, "best_row": { "variant": "mapped_raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 127, "llr_stats": { "count": 174, "avg_abs": 1.733511, "min_abs": 0.012055, "max_abs": 4.121456, "positive": 45, "negative": 129, "zero": 0 }, "source_rank_score": 106.934044, "syndrome_weight": 23, "valid_codeword_hard_decision": false, "message91_sha256_16": "392cab12a34759b9", "codeword174_sha256_16": "5e40b5a83c672886" }, "top_rows": [ { "variant": "mapped_raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 127, "llr_stats": { "count": 174, "avg_abs": 1.733511, "min_abs": 0.012055, "max_abs": 4.121456, "positive": 45, "negative": 129, "zero": 0 }, "source_rank_score": 106.934044, "syndrome_weight": 23, "valid_codeword_hard_decision": false, "message91_sha256_16": "392cab12a34759b9", "codeword174_sha256_16": "5e40b5a83c672886" }, { "variant": "reverse_symbol_order", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 44, "llr_stats": { "count": 174, "avg_abs": 1.881544, "min_abs": 0.008612, "max_abs": 4.094064, "positive": 115, "negative": 59, "zero": 0 }, "source_rank_score": 111.526176, "syndrome_weight": 28, "valid_codeword_hard_decision": false, "message91_sha256_16": "128117b042d0d534", "codeword174_sha256_16": "b0809bdee52aa2eb" }, { "variant": "reverse_full_bitstream", "transform": "ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 44, "llr_stats": { "count": 174, "avg_abs": 2.029253, "min_abs": 0.008612, "max_abs": 4.159387, "positive": 134, "negative": 40, "zero": 0 }, "source_rank_score": 111.117012, "syndrome_weight": 28, "valid_codeword_hard_decision": false, "message91_sha256_16": "128117b042d0d534", "codeword174_sha256_16": "b0809bdee52aa2eb" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 113, "llr_stats": { "count": 174, "avg_abs": 1.409152, "min_abs": 0.001536, "max_abs": 4.121456, "positive": 53, "negative": 121, "zero": 0 }, "source_rank_score": 105.636608, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "a7ec7573558f6d66", "codeword174_sha256_16": "fd238f7999c92f54" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 97, "llr_stats": { "count": 174, "avg_abs": 1.258287, "min_abs": 0.00739, "max_abs": 4.094064, "positive": 73, "negative": 101, "zero": 0 }, "source_rank_score": 105.033148, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "10a0624085517fbb", "codeword174_sha256_16": "2e36371617234c9c" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 36, "llr_stats": { "count": 174, "avg_abs": 1.691846, "min_abs": 3.9e-05, "max_abs": 4.159387, "positive": 139, "negative": 35, "zero": 0 }, "source_rank_score": 106.767384, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "fa72b5aad0016ab4", "codeword174_sha256_16": "9a4cfc262b798d41" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 44, "llr_stats": { "count": 174, "avg_abs": 1.342044, "min_abs": 3.9e-05, "max_abs": 3.408185, "positive": 130, "negative": 44, "zero": 0 }, "source_rank_score": 105.368176, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "ff6f9fd31170e8ba", "codeword174_sha256_16": "1740cb3878bab5bf" }, { "variant": "raw_msb_symbol_order", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 109, "llr_stats": { "count": 174, "avg_abs": 1.807528, "min_abs": 0.007795, "max_abs": 4.094064, "positive": 65, "negative": 109, "zero": 0 }, "source_rank_score": 125.230112, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "07b13c8ed6906112", "codeword174_sha256_16": "00e44a669eea08bb" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 1, "offsets": { "start_offset_s": 0.0, "base_freq_offset_hz": 1.5, "tone_spacing_offset_hz": 0.0 }, "anchor_applied": { "start_seconds": 4.8, "base_freq_hz": 1026.5, "tone_spacing_hz": 1.937984496124031, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 57600, "start_seconds": 4.8, "base_freq_hz": 1026.5, "tone_spacing_hz": 1.937984496124031, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:1" }, "best_row": { "variant": "mapped_raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 123, "llr_stats": { "count": 174, "avg_abs": 1.615244, "min_abs": 0.009081, "max_abs": 4.107793, "positive": 49, "negative": 125, "zero": 0 }, "source_rank_score": 106.460976, "syndrome_weight": 25, "valid_codeword_hard_decision": false, "message91_sha256_16": "392cab12a34759b9", "codeword174_sha256_16": "5ae8d6b48d414f34" }, "top_rows": [ { "variant": "mapped_raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 123, "llr_stats": { "count": 174, "avg_abs": 1.615244, "min_abs": 0.009081, "max_abs": 4.107793, "positive": 49, "negative": 125, "zero": 0 }, "source_rank_score": 106.460976, "syndrome_weight": 25, "valid_codeword_hard_decision": false, "message91_sha256_16": "392cab12a34759b9", "codeword174_sha256_16": "5ae8d6b48d414f34" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 95, "llr_stats": { "count": 174, "avg_abs": 1.197035, "min_abs": 0.00517, "max_abs": 3.968945, "positive": 71, "negative": 103, "zero": 0 }, "source_rank_score": 104.78814, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "92b10effeeeb19a8", "codeword174_sha256_16": "1c65597835257916" }, { "variant": "reverse_symbol_order", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 43, "llr_stats": { "count": 174, "avg_abs": 1.775836, "min_abs": 0.021293, "max_abs": 4.112074, "positive": 117, "negative": 57, "zero": 0 }, "source_rank_score": 111.103344, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "c94e2d2f80c7bd08", "codeword174_sha256_16": "746597535b28b3a5" }, { "variant": "reverse_full_bitstream", "transform": "ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 43, "llr_stats": { "count": 174, "avg_abs": 1.924785, "min_abs": 0.021293, "max_abs": 4.127648, "positive": 135, "negative": 39, "zero": 0 }, "source_rank_score": 110.69914, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "c94e2d2f80c7bd08", "codeword174_sha256_16": "746597535b28b3a5" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "raw_msb+ft8_bitrev_deinterleave_rx_to_codeword", "mapping_meta": { "tone_mapping": "raw_msb", "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 43, "llr_stats": { "count": 174, "avg_abs": 1.924785, "min_abs": 0.021293, "max_abs": 4.127648, "positive": 135, "negative": 39, "zero": 0 }, "source_rank_score": 107.69914, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "9a11ea1dd34fbb3d", "codeword174_sha256_16": "66658ed247b41bb0" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "lsb_within_each_tone+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 108, "llr_stats": { "count": 174, "avg_abs": 1.69607, "min_abs": 0.003643, "max_abs": 4.112074, "positive": 65, "negative": 109, "zero": 0 }, "source_rank_score": 106.78428, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "842583d1534d7dbc", "codeword174_sha256_16": "74a25cd15e35b3d5" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "raw_msb", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 108, "llr_stats": { "count": 174, "avg_abs": 1.69607, "min_abs": 0.003643, "max_abs": 4.112074, "positive": 65, "negative": 109, "zero": 0 }, "source_rank_score": 106.78428, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "62e51936630c641e", "codeword174_sha256_16": "c52150be96d8413f" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 110, "llr_stats": { "count": 174, "avg_abs": 1.276774, "min_abs": 0.005048, "max_abs": 4.107793, "positive": 53, "negative": 121, "zero": 0 }, "source_rank_score": 105.107096, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "effdee3cae80cf8e", "codeword174_sha256_16": "1bb03d72bab96f47" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 43, "offsets": { "start_offset_s": 0.06, "base_freq_offset_hz": 3.5, "tone_spacing_offset_hz": 0.0 }, "anchor_applied": { "start_seconds": 4.859999999999999, "base_freq_hz": 1028.5, "tone_spacing_hz": 1.937984496124031, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 58320, "start_seconds": 4.86, "base_freq_hz": 1028.5, "tone_spacing_hz": 1.937984496124031, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:43" }, "best_row": { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 49, "llr_stats": { "count": 174, "avg_abs": 1.230206, "min_abs": 0.003136, "max_abs": 3.713292, "positive": 129, "negative": 45, "zero": 0 }, "source_rank_score": 104.920824, "syndrome_weight": 25, "valid_codeword_hard_decision": false, "message91_sha256_16": "e20eaf42c9d5a080", "codeword174_sha256_16": "670a833d4cd80958" }, "top_rows": [ { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 49, "llr_stats": { "count": 174, "avg_abs": 1.230206, "min_abs": 0.003136, "max_abs": 3.713292, "positive": 129, "negative": 45, "zero": 0 }, "source_rank_score": 104.920824, "syndrome_weight": 25, "valid_codeword_hard_decision": false, "message91_sha256_16": "e20eaf42c9d5a080", "codeword174_sha256_16": "670a833d4cd80958" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 57, "llr_stats": { "count": 174, "avg_abs": 1.180522, "min_abs": 7.3e-05, "max_abs": 4.114918, "positive": 116, "negative": 58, "zero": 0 }, "source_rank_score": 104.722088, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "08c336f0fdbd0b9d", "codeword174_sha256_16": "828c7698f0f759d6" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_lsb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 113, "llr_stats": { "count": 174, "avg_abs": 1.000414, "min_abs": 0.000314, "max_abs": 3.722453, "positive": 61, "negative": 113, "zero": 0 }, "source_rank_score": 104.001656, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "e9dab226fae4b28e", "codeword174_sha256_16": "6dde07ebf7b5f589" }, { "variant": "lab_mask_xor_preview", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 93, "llr_stats": { "count": 174, "avg_abs": 2.092034, "min_abs": 0.019209, "max_abs": 4.114918, "positive": 138, "negative": 36, "zero": 0 }, "source_rank_score": 100.368136, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "2cd135c17dd2b470", "codeword174_sha256_16": "fc7ab1ab87744044" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_lsb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 120, "llr_stats": { "count": 174, "avg_abs": 1.221856, "min_abs": 1.9e-05, "max_abs": 4.114918, "positive": 52, "negative": 122, "zero": 0 }, "source_rank_score": 104.887424, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "dccfb96fe1c80677", "codeword174_sha256_16": "29a87a46c7d870ae" }, { "variant": "reverse_full_bitstream", "transform": "ft8_gray_alt_high_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 35, "llr_stats": { "count": 174, "avg_abs": 1.753358, "min_abs": 0.003136, "max_abs": 4.114918, "positive": 138, "negative": 36, "zero": 0 }, "source_rank_score": 110.013432, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "510b5025f519b4a7", "codeword174_sha256_16": "d5e243f42868b95b" }, { "variant": "reverse_symbol_order", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 35, "llr_stats": { "count": 174, "avg_abs": 1.451951, "min_abs": 0.003136, "max_abs": 3.728632, "positive": 120, "negative": 54, "zero": 0 }, "source_rank_score": 109.807804, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "510b5025f519b4a7", "codeword174_sha256_16": "d5e243f42868b95b" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 47, "llr_stats": { "count": 174, "avg_abs": 1.057476, "min_abs": 2.3e-05, "max_abs": 3.114307, "positive": 128, "negative": 46, "zero": 0 }, "source_rank_score": 104.229904, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "4781b790b251315c", "codeword174_sha256_16": "777c0990b801d669" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 21, "offsets": { "start_offset_s": 0.03, "base_freq_offset_hz": 2.0, "tone_spacing_offset_hz": 0.03 }, "anchor_applied": { "start_seconds": 4.83, "base_freq_hz": 1027.0, "tone_spacing_hz": 1.967984496124031, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 57960, "start_seconds": 4.83, "base_freq_hz": 1027.0, "tone_spacing_hz": 1.967984496124031, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:21" }, "best_row": { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 103, "llr_stats": { "count": 174, "avg_abs": 1.014755, "min_abs": 0.001418, "max_abs": 3.82154, "positive": 71, "negative": 103, "zero": 0 }, "source_rank_score": 104.05902, "syndrome_weight": 25, "valid_codeword_hard_decision": false, "message91_sha256_16": "f6f9e2c65d361950", "codeword174_sha256_16": "a34f30514f1147be" }, "top_rows": [ { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 103, "llr_stats": { "count": 174, "avg_abs": 1.014755, "min_abs": 0.001418, "max_abs": 3.82154, "positive": 71, "negative": 103, "zero": 0 }, "source_rank_score": 104.05902, "syndrome_weight": 25, "valid_codeword_hard_decision": false, "message91_sha256_16": "f6f9e2c65d361950", "codeword174_sha256_16": "a34f30514f1147be" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 134, "llr_stats": { "count": 174, "avg_abs": 1.51667, "min_abs": 1.8e-05, "max_abs": 4.144111, "positive": 40, "negative": 134, "zero": 0 }, "source_rank_score": 106.06668, "syndrome_weight": 26, "valid_codeword_hard_decision": false, "message91_sha256_16": "daab820710a9a228", "codeword174_sha256_16": "16654f047cae3428" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 45, "llr_stats": { "count": 174, "avg_abs": 1.128579, "min_abs": 1.8e-05, "max_abs": 3.363492, "positive": 129, "negative": 45, "zero": 0 }, "source_rank_score": 104.514316, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "d40791f46d2a4b11", "codeword174_sha256_16": "9dca28554c5a2316" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_msb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 58, "llr_stats": { "count": 174, "avg_abs": 1.225323, "min_abs": 0.002329, "max_abs": 3.956982, "positive": 126, "negative": 48, "zero": 0 }, "source_rank_score": 104.901292, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "a7c653e33db6db7c", "codeword174_sha256_16": "04e767b23e20bf0a" }, { "variant": "mapped_raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "raw_msb", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 34, "llr_stats": { "count": 174, "avg_abs": 2.163748, "min_abs": 0.014686, "max_abs": 4.144111, "positive": 141, "negative": 33, "zero": 0 }, "source_rank_score": 108.654992, "syndrome_weight": 32, "valid_codeword_hard_decision": false, "message91_sha256_16": "cc61e58f86747a77", "codeword174_sha256_16": "71bebbfd08ed2f9a" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "lsb_within_each_tone+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 122, "llr_stats": { "count": 174, "avg_abs": 1.636108, "min_abs": 0.015006, "max_abs": 3.82154, "positive": 49, "negative": 125, "zero": 0 }, "source_rank_score": 106.544432, "syndrome_weight": 32, "valid_codeword_hard_decision": false, "message91_sha256_16": "f6de0dff4166858e", "codeword174_sha256_16": "a8a90b25176d03db" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 108, "llr_stats": { "count": 174, "avg_abs": 1.159192, "min_abs": 0.003014, "max_abs": 3.956982, "positive": 60, "negative": 114, "zero": 0 }, "source_rank_score": 104.636768, "syndrome_weight": 32, "valid_codeword_hard_decision": false, "message91_sha256_16": "14fd4623952966b5", "codeword174_sha256_16": "fafeccfe3224ee30" }, { "variant": "raw_msb_symbol_order", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 49, "llr_stats": { "count": 174, "avg_abs": 1.750816, "min_abs": 0.003492, "max_abs": 4.144111, "positive": 127, "negative": 47, "zero": 0 }, "source_rank_score": 125.003264, "syndrome_weight": 33, "valid_codeword_hard_decision": false, "message91_sha256_16": "766a43ca41ee0172", "codeword174_sha256_16": "7d9bcf61433ea9fd" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 39, "offsets": { "start_offset_s": 0.06, "base_freq_offset_hz": 2.5, "tone_spacing_offset_hz": 0.03 }, "anchor_applied": { "start_seconds": 4.859999999999999, "base_freq_hz": 1027.5, "tone_spacing_hz": 1.967984496124031, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 58320, "start_seconds": 4.86, "base_freq_hz": 1027.5, "tone_spacing_hz": 1.967984496124031, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:39" }, "best_row": { "variant": "mapped_raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 126, "llr_stats": { "count": 174, "avg_abs": 1.636445, "min_abs": 0.04144, "max_abs": 4.144109, "positive": 48, "negative": 126, "zero": 0 }, "source_rank_score": 106.54578, "syndrome_weight": 26, "valid_codeword_hard_decision": false, "message91_sha256_16": "25788c17f810b7d5", "codeword174_sha256_16": "87afe3fe5c58aa69" }, "top_rows": [ { "variant": "mapped_raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 126, "llr_stats": { "count": 174, "avg_abs": 1.636445, "min_abs": 0.04144, "max_abs": 4.144109, "positive": 48, "negative": 126, "zero": 0 }, "source_rank_score": 106.54578, "syndrome_weight": 26, "valid_codeword_hard_decision": false, "message91_sha256_16": "25788c17f810b7d5", "codeword174_sha256_16": "87afe3fe5c58aa69" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 43, "llr_stats": { "count": 174, "avg_abs": 1.29064, "min_abs": 0.002158, "max_abs": 4.085972, "positive": 136, "negative": 38, "zero": 0 }, "source_rank_score": 105.16256, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "d7fbffc39612c219", "codeword174_sha256_16": "b1faca9af1fcf29e" }, { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 140, "llr_stats": { "count": 174, "avg_abs": 2.221352, "min_abs": 0.057726, "max_abs": 4.144109, "positive": 35, "negative": 139, "zero": 0 }, "source_rank_score": 108.885408, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "0329e23109e06988", "codeword174_sha256_16": "cb10f2e95870a14d" }, { "variant": "mapped_raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 126, "llr_stats": { "count": 174, "avg_abs": 1.549534, "min_abs": 0.04144, "max_abs": 4.085972, "positive": 48, "negative": 126, "zero": 0 }, "source_rank_score": 106.198136, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "c203e9dd4e290c80", "codeword174_sha256_16": "93022f63b6f5a179" }, { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 45, "llr_stats": { "count": 174, "avg_abs": 1.647117, "min_abs": 0.014093, "max_abs": 4.109742, "positive": 133, "negative": 41, "zero": 0 }, "source_rank_score": 106.588468, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "ce0c8b98f36c5477", "codeword174_sha256_16": "0686743576218a8e" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 57, "llr_stats": { "count": 174, "avg_abs": 1.600836, "min_abs": 0.007559, "max_abs": 3.884246, "positive": 120, "negative": 54, "zero": 0 }, "source_rank_score": 106.403344, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "bccfcf3a9d2d88f9", "codeword174_sha256_16": "789a455223ead9d0" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 55, "llr_stats": { "count": 174, "avg_abs": 1.201724, "min_abs": 4.7e-05, "max_abs": 3.041852, "positive": 120, "negative": 54, "zero": 0 }, "source_rank_score": 104.806896, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "1ba13df646b9fda8", "codeword174_sha256_16": "e6afe9485a3d19c5" }, { "variant": "raw_msb_symbol_order", "transform": "lsb_within_each_tone+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 140, "llr_stats": { "count": 174, "avg_abs": 2.221352, "min_abs": 0.057726, "max_abs": 4.144109, "positive": 35, "negative": 139, "zero": 0 }, "source_rank_score": 126.885408, "syndrome_weight": 32, "valid_codeword_hard_decision": false, "message91_sha256_16": "064d4295f7c48336", "codeword174_sha256_16": "4b1f5a7ddad8966d" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 8, "offsets": { "start_offset_s": 0.0, "base_freq_offset_hz": 2.5, "tone_spacing_offset_hz": -0.03 }, "anchor_applied": { "start_seconds": 4.8, "base_freq_hz": 1027.5, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 57600, "start_seconds": 4.8, "base_freq_hz": 1027.5, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:8" }, "best_row": { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 56, "llr_stats": { "count": 174, "avg_abs": 1.265569, "min_abs": 0.007883, "max_abs": 4.01973, "positive": 124, "negative": 50, "zero": 0 }, "source_rank_score": 105.062276, "syndrome_weight": 26, "valid_codeword_hard_decision": false, "message91_sha256_16": "6548c013cab69e1e", "codeword174_sha256_16": "e4a052902783f611" }, "top_rows": [ { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 56, "llr_stats": { "count": 174, "avg_abs": 1.265569, "min_abs": 0.007883, "max_abs": 4.01973, "positive": 124, "negative": 50, "zero": 0 }, "source_rank_score": 105.062276, "syndrome_weight": 26, "valid_codeword_hard_decision": false, "message91_sha256_16": "6548c013cab69e1e", "codeword174_sha256_16": "e4a052902783f611" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "lsb_within_each_tone+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 135, "llr_stats": { "count": 174, "avg_abs": 1.595277, "min_abs": 0.001058, "max_abs": 4.048874, "positive": 36, "negative": 138, "zero": 0 }, "source_rank_score": 106.381108, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "9e57d9fb308e6dee", "codeword174_sha256_16": "cc67285942c115ea" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 142, "llr_stats": { "count": 174, "avg_abs": 1.609719, "min_abs": 0.001956, "max_abs": 4.292074, "positive": 27, "negative": 147, "zero": 0 }, "source_rank_score": 106.438876, "syndrome_weight": 28, "valid_codeword_hard_decision": false, "message91_sha256_16": "6b3d67c760fd57be", "codeword174_sha256_16": "732f86ed92cad209" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "raw_msb", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 135, "llr_stats": { "count": 174, "avg_abs": 1.595277, "min_abs": 0.001058, "max_abs": 4.048874, "positive": 36, "negative": 138, "zero": 0 }, "source_rank_score": 106.381108, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "c481def080ab9cb5", "codeword174_sha256_16": "47ebcc4bfd1fb637" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "lsb_within_each_tone+no_interleaver", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 38, "llr_stats": { "count": 174, "avg_abs": 1.887501, "min_abs": 0.018857, "max_abs": 4.292074, "positive": 143, "negative": 31, "zero": 0 }, "source_rank_score": 107.550004, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "937823f97ed0847f", "codeword174_sha256_16": "9e5b66bac1556b29" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+no_interleaver", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 138, "llr_stats": { "count": 174, "avg_abs": 1.609717, "min_abs": 0.003224, "max_abs": 4.292074, "positive": 31, "negative": 143, "zero": 0 }, "source_rank_score": 106.438868, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "46cc6ddc9712ac68", "codeword174_sha256_16": "4235701b167d47ee" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 138, "llr_stats": { "count": 174, "avg_abs": 1.585003, "min_abs": 8.3e-05, "max_abs": 4.292074, "positive": 33, "negative": 141, "zero": 0 }, "source_rank_score": 106.340012, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "46cc6ddc9712ac68", "codeword174_sha256_16": "4235701b167d47ee" }, { "variant": "lab_mask_xor_preview", "transform": "ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 90, "llr_stats": { "count": 174, "avg_abs": 1.644885, "min_abs": 0.001088, "max_abs": 4.048874, "positive": 40, "negative": 134, "zero": 0 }, "source_rank_score": 98.57954, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "2a5e5b0263df5195", "codeword174_sha256_16": "4f91b6dc101564e5" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 41, "offsets": { "start_offset_s": 0.06, "base_freq_offset_hz": 3.0, "tone_spacing_offset_hz": -0.03 }, "anchor_applied": { "start_seconds": 4.859999999999999, "base_freq_hz": 1028.0, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 58320, "start_seconds": 4.86, "base_freq_hz": 1028.0, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:41" }, "best_row": { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 54, "llr_stats": { "count": 174, "avg_abs": 1.071337, "min_abs": 0.008389, "max_abs": 4.378399, "positive": 115, "negative": 59, "zero": 0 }, "source_rank_score": 104.285348, "syndrome_weight": 26, "valid_codeword_hard_decision": false, "message91_sha256_16": "7db4ad98fe1e49ac", "codeword174_sha256_16": "7761891a2eaf0907" }, "top_rows": [ { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 54, "llr_stats": { "count": 174, "avg_abs": 1.071337, "min_abs": 0.008389, "max_abs": 4.378399, "positive": 115, "negative": 59, "zero": 0 }, "source_rank_score": 104.285348, "syndrome_weight": 26, "valid_codeword_hard_decision": false, "message91_sha256_16": "7db4ad98fe1e49ac", "codeword174_sha256_16": "7761891a2eaf0907" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 54, "llr_stats": { "count": 174, "avg_abs": 1.152765, "min_abs": 0.002806, "max_abs": 4.378399, "positive": 124, "negative": 50, "zero": 0 }, "source_rank_score": 104.61106, "syndrome_weight": 28, "valid_codeword_hard_decision": false, "message91_sha256_16": "7db4ad98fe1e49ac", "codeword174_sha256_16": "e0bef0ec308e802c" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 59, "llr_stats": { "count": 174, "avg_abs": 0.944583, "min_abs": 0.000269, "max_abs": 3.784521, "positive": 114, "negative": 60, "zero": 0 }, "source_rank_score": 103.778332, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "9f88e54e8b6a8ee7", "codeword174_sha256_16": "d7384dff1531e25f" }, { "variant": "lab_mask_xor_preview", "transform": "lsb_within_each_tone+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 85, "llr_stats": { "count": 174, "avg_abs": 2.042063, "min_abs": 0.027988, "max_abs": 4.378399, "positive": 41, "negative": 133, "zero": 0 }, "source_rank_score": 100.168252, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "b66ebffa64074608", "codeword174_sha256_16": "43e29a9a3cd43903" }, { "variant": "reverse_symbol_order", "transform": "raw_msb+no_interleaver", "mapping_meta": { "tone_mapping": "raw_msb", "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 42, "llr_stats": { "count": 174, "avg_abs": 2.042063, "min_abs": 0.027988, "max_abs": 4.378399, "positive": 133, "negative": 41, "zero": 0 }, "source_rank_score": 112.168252, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "632654c49dc26f7e", "codeword174_sha256_16": "35185e117fcf4f1a" }, { "variant": "reverse_full_bitstream", "transform": "lsb_within_each_tone+no_interleaver", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 42, "llr_stats": { "count": 174, "avg_abs": 2.042063, "min_abs": 0.027988, "max_abs": 4.378399, "positive": 133, "negative": 41, "zero": 0 }, "source_rank_score": 111.168252, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "632654c49dc26f7e", "codeword174_sha256_16": "35185e117fcf4f1a" }, { "variant": "lab_mask_xor_preview", "transform": "ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 84, "llr_stats": { "count": 174, "avg_abs": 1.413691, "min_abs": 0.000298, "max_abs": 3.784521, "positive": 119, "negative": 55, "zero": 0 }, "source_rank_score": 97.654764, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "02e61e7bdafc459a", "codeword174_sha256_16": "54ce9719c19c39cc" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "raw_msb+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "raw_msb", "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 133, "llr_stats": { "count": 174, "avg_abs": 1.682332, "min_abs": 0.011206, "max_abs": 4.378399, "positive": 41, "negative": 133, "zero": 0 }, "source_rank_score": 106.729328, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "39a87ca136a11c0a", "codeword174_sha256_16": "f1661db6a28115ad" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 14, "offsets": { "start_offset_s": 0.0, "base_freq_offset_hz": 3.5, "tone_spacing_offset_hz": -0.03 }, "anchor_applied": { "start_seconds": 4.8, "base_freq_hz": 1028.5, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 57600, "start_seconds": 4.8, "base_freq_hz": 1028.5, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:14" }, "best_row": { "variant": "lab_mask_xor_preview", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 84, "llr_stats": { "count": 174, "avg_abs": 1.811424, "min_abs": 0.004549, "max_abs": 4.160775, "positive": 28, "negative": 146, "zero": 0 }, "source_rank_score": 99.245696, "syndrome_weight": 26, "valid_codeword_hard_decision": false, "message91_sha256_16": "6d4c90342d0cd9cf", "codeword174_sha256_16": "fcc1684905e18849" }, "top_rows": [ { "variant": "lab_mask_xor_preview", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 84, "llr_stats": { "count": 174, "avg_abs": 1.811424, "min_abs": 0.004549, "max_abs": 4.160775, "positive": 28, "negative": 146, "zero": 0 }, "source_rank_score": 99.245696, "syndrome_weight": 26, "valid_codeword_hard_decision": false, "message91_sha256_16": "6d4c90342d0cd9cf", "codeword174_sha256_16": "fcc1684905e18849" }, { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 46, "llr_stats": { "count": 174, "avg_abs": 1.577969, "min_abs": 0.032989, "max_abs": 4.160775, "positive": 132, "negative": 42, "zero": 0 }, "source_rank_score": 106.311876, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "0d245b70feba1bf6", "codeword174_sha256_16": "f1b0e4aa08c03e19" }, { "variant": "raw_msb_symbol_order", "transform": "ft8_gray_primary_demap_lsb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 129, "llr_stats": { "count": 174, "avg_abs": 1.528267, "min_abs": 0.00871, "max_abs": 3.91927, "positive": 45, "negative": 129, "zero": 0 }, "source_rank_score": 124.113068, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "a1a97b2eec802f24", "codeword174_sha256_16": "5836d586f9603ce6" }, { "variant": "raw_msb_symbol_order", "transform": "ft8_gray_alt_high_demap_lsb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 129, "llr_stats": { "count": 174, "avg_abs": 1.485923, "min_abs": 0.004549, "max_abs": 3.91927, "positive": 44, "negative": 130, "zero": 0 }, "source_rank_score": 123.943692, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "a1a97b2eec802f24", "codeword174_sha256_16": "5836d586f9603ce6" }, { "variant": "lsb_within_each_tone", "transform": "ft8_gray_primary_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 129, "llr_stats": { "count": 174, "avg_abs": 1.853768, "min_abs": 0.00871, "max_abs": 4.160775, "positive": 29, "negative": 145, "zero": 0 }, "source_rank_score": 117.415072, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "a1a97b2eec802f24", "codeword174_sha256_16": "5836d586f9603ce6" }, { "variant": "lsb_within_each_tone", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 129, "llr_stats": { "count": 174, "avg_abs": 1.811424, "min_abs": 0.004549, "max_abs": 4.160775, "positive": 28, "negative": 146, "zero": 0 }, "source_rank_score": 117.245696, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "a1a97b2eec802f24", "codeword174_sha256_16": "5836d586f9603ce6" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "raw_msb+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "raw_msb", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 129, "llr_stats": { "count": 174, "avg_abs": 1.528267, "min_abs": 0.00871, "max_abs": 3.91927, "positive": 45, "negative": 129, "zero": 0 }, "source_rank_score": 106.113068, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "a1a97b2eec802f24", "codeword174_sha256_16": "5836d586f9603ce6" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "raw_msb+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "raw_msb", "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 129, "llr_stats": { "count": 174, "avg_abs": 1.528267, "min_abs": 0.00871, "max_abs": 3.91927, "positive": 45, "negative": 129, "zero": 0 }, "source_rank_score": 106.113068, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "a1a97b2eec802f24", "codeword174_sha256_16": "5836d586f9603ce6" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 37, "offsets": { "start_offset_s": 0.06, "base_freq_offset_hz": 2.5, "tone_spacing_offset_hz": 0.0 }, "anchor_applied": { "start_seconds": 4.859999999999999, "base_freq_hz": 1027.5, "tone_spacing_hz": 1.937984496124031, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 58320, "start_seconds": 4.86, "base_freq_hz": 1027.5, "tone_spacing_hz": 1.937984496124031, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:37" }, "best_row": { "variant": "mapped_raw_msb+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 33, "llr_stats": { "count": 174, "avg_abs": 2.228872, "min_abs": 0.041868, "max_abs": 4.18324, "positive": 141, "negative": 33, "zero": 0 }, "source_rank_score": 108.915488, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "0259bb98617eb22e", "codeword174_sha256_16": "6c1338e037549e54" }, "top_rows": [ { "variant": "mapped_raw_msb+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 33, "llr_stats": { "count": 174, "avg_abs": 2.228872, "min_abs": 0.041868, "max_abs": 4.18324, "positive": 141, "negative": 33, "zero": 0 }, "source_rank_score": 108.915488, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "0259bb98617eb22e", "codeword174_sha256_16": "6c1338e037549e54" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 120, "llr_stats": { "count": 174, "avg_abs": 1.206909, "min_abs": 9.8e-05, "max_abs": 3.852127, "positive": 54, "negative": 120, "zero": 0 }, "source_rank_score": 104.827636, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "8f42609d6f1fc182", "codeword174_sha256_16": "45fb5a75f115763f" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+no_interleaver", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 120, "llr_stats": { "count": 174, "avg_abs": 1.189499, "min_abs": 0.000127, "max_abs": 3.852127, "positive": 50, "negative": 124, "zero": 0 }, "source_rank_score": 104.757996, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "8f42609d6f1fc182", "codeword174_sha256_16": "45fb5a75f115763f" }, { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_msb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 45, "llr_stats": { "count": 174, "avg_abs": 1.624396, "min_abs": 0.028992, "max_abs": 4.045437, "positive": 129, "negative": 45, "zero": 0 }, "source_rank_score": 106.497584, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "6f3b78f2a0789ec1", "codeword174_sha256_16": "10fa5f26d7f3c832" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 125, "llr_stats": { "count": 174, "avg_abs": 1.365276, "min_abs": 0.001421, "max_abs": 4.076297, "positive": 44, "negative": 130, "zero": 0 }, "source_rank_score": 105.461104, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "50ee3ebb2853f49e", "codeword174_sha256_16": "d12d6e7fd563854d" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 125, "llr_stats": { "count": 174, "avg_abs": 1.324012, "min_abs": 0.005023, "max_abs": 4.076297, "positive": 49, "negative": 125, "zero": 0 }, "source_rank_score": 105.296048, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "50ee3ebb2853f49e", "codeword174_sha256_16": "d12d6e7fd563854d" }, { "variant": "mapped_raw_msb+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 126, "llr_stats": { "count": 174, "avg_abs": 1.718599, "min_abs": 0.017042, "max_abs": 4.076297, "positive": 47, "negative": 127, "zero": 0 }, "source_rank_score": 106.874396, "syndrome_weight": 32, "valid_codeword_hard_decision": false, "message91_sha256_16": "765c4ebc3707fdb0", "codeword174_sha256_16": "1fe0c66a7e9cf192" }, { "variant": "mapped_raw_msb+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 48, "llr_stats": { "count": 174, "avg_abs": 1.674076, "min_abs": 0.017042, "max_abs": 4.18324, "positive": 127, "negative": 47, "zero": 0 }, "source_rank_score": 106.696304, "syndrome_weight": 32, "valid_codeword_hard_decision": false, "message91_sha256_16": "6057dbf97536ae1a", "codeword174_sha256_16": "0cbeded997791328" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 6, "offsets": { "start_offset_s": 0.0, "base_freq_offset_hz": 2.0, "tone_spacing_offset_hz": 0.03 }, "anchor_applied": { "start_seconds": 4.8, "base_freq_hz": 1027.0, "tone_spacing_hz": 1.967984496124031, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 57600, "start_seconds": 4.8, "base_freq_hz": 1027.0, "tone_spacing_hz": 1.967984496124031, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:6" }, "best_row": { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 41, "llr_stats": { "count": 174, "avg_abs": 1.742956, "min_abs": 0.016767, "max_abs": 4.307136, "positive": 132, "negative": 42, "zero": 0 }, "source_rank_score": 106.971824, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "04a04a473d9f4b8a", "codeword174_sha256_16": "bb9158f6426e5474" }, "top_rows": [ { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_lsb_input+no_interleaver", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "none" }, "bit_count": 174, "hard_weight_174": 41, "llr_stats": { "count": 174, "avg_abs": 1.742956, "min_abs": 0.016767, "max_abs": 4.307136, "positive": 132, "negative": 42, "zero": 0 }, "source_rank_score": 106.971824, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "04a04a473d9f4b8a", "codeword174_sha256_16": "bb9158f6426e5474" }, { "variant": "reverse_symbol_order", "transform": "raw_msb+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "raw_msb", "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 142, "llr_stats": { "count": 174, "avg_abs": 2.244529, "min_abs": 0.061415, "max_abs": 4.307136, "positive": 35, "negative": 139, "zero": 0 }, "source_rank_score": 112.978116, "syndrome_weight": 28, "valid_codeword_hard_decision": false, "message91_sha256_16": "4f116d0d2d97efad", "codeword174_sha256_16": "1ee0e2fbd4d51be6" }, { "variant": "reverse_full_bitstream", "transform": "lsb_within_each_tone+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 142, "llr_stats": { "count": 174, "avg_abs": 2.244529, "min_abs": 0.061415, "max_abs": 4.307136, "positive": 35, "negative": 139, "zero": 0 }, "source_rank_score": 111.978116, "syndrome_weight": 28, "valid_codeword_hard_decision": false, "message91_sha256_16": "4f116d0d2d97efad", "codeword174_sha256_16": "1ee0e2fbd4d51be6" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 37, "llr_stats": { "count": 174, "avg_abs": 1.902489, "min_abs": 0.041499, "max_abs": 4.063879, "positive": 137, "negative": 37, "zero": 0 }, "source_rank_score": 107.609956, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "5e2bcbbdc8cb3e2a", "codeword174_sha256_16": "ac458b913c953919" }, { "variant": "mapped_ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 137, "llr_stats": { "count": 174, "avg_abs": 1.902489, "min_abs": 0.041499, "max_abs": 4.063879, "positive": 37, "negative": 137, "zero": 0 }, "source_rank_score": 107.609956, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "5d363667677b4ebf", "codeword174_sha256_16": "5f395d3ae3d410f8" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 117, "llr_stats": { "count": 174, "avg_abs": 1.217101, "min_abs": 0.010473, "max_abs": 4.109301, "positive": 55, "negative": 119, "zero": 0 }, "source_rank_score": 104.868404, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "00e0e71440a516c6", "codeword174_sha256_16": "6f3fc74324df2743" }, { "variant": "mapped_ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_msb_input+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 119, "llr_stats": { "count": 174, "avg_abs": 1.165809, "min_abs": 0.003322, "max_abs": 4.109301, "positive": 58, "negative": 116, "zero": 0 }, "source_rank_score": 104.663236, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "aca78234d03d9e6e", "codeword174_sha256_16": "545b323981ac1f0b" }, { "variant": "raw_msb_symbol_order", "transform": "lsb_within_each_tone+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 142, "llr_stats": { "count": 174, "avg_abs": 2.244529, "min_abs": 0.061415, "max_abs": 4.307136, "positive": 35, "negative": 139, "zero": 0 }, "source_rank_score": 126.978116, "syndrome_weight": 32, "valid_codeword_hard_decision": false, "message91_sha256_16": "56db10214087a30c", "codeword174_sha256_16": "04161507fe78a98a" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] }, { "combination_index": 26, "offsets": { "start_offset_s": 0.03, "base_freq_offset_hz": 3.0, "tone_spacing_offset_hz": -0.03 }, "anchor_applied": { "start_seconds": 4.83, "base_freq_hz": 1028.0, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192 }, "pipeline_ok": true, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "sync_candidate": { "start_sample": 57960, "start_seconds": 4.83, "base_freq_hz": 1028.0, "tone_spacing_hz": 1.9079844961240309, "nsps": 6192, "candidate_score": null, "costas_hits": null, "avg_margin_db": null, "anchor_source": "step51_source_aligned_timing_sweep:26" }, "best_row": { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 37, "llr_stats": { "count": 174, "avg_abs": 1.730043, "min_abs": 0.021616, "max_abs": 4.058353, "positive": 138, "negative": 36, "zero": 0 }, "source_rank_score": 106.920172, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "b85913e71a6e72e1", "codeword174_sha256_16": "e86c99d44140da4f" }, "top_rows": [ { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 37, "llr_stats": { "count": 174, "avg_abs": 1.730043, "min_abs": 0.021616, "max_abs": 4.058353, "positive": 138, "negative": 36, "zero": 0 }, "source_rank_score": 106.920172, "syndrome_weight": 27, "valid_codeword_hard_decision": false, "message91_sha256_16": "b85913e71a6e72e1", "codeword174_sha256_16": "e86c99d44140da4f" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 109, "llr_stats": { "count": 174, "avg_abs": 0.947826, "min_abs": 0.000717, "max_abs": 3.411851, "positive": 68, "negative": 106, "zero": 0 }, "source_rank_score": 103.791304, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "63d7de999dc28356", "codeword174_sha256_16": "2ad9b1a14cd85e5c" }, { "variant": "lab_mask_xor_preview", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 89, "llr_stats": { "count": 174, "avg_abs": 1.857069, "min_abs": 0.01092, "max_abs": 4.006713, "positive": 36, "negative": 138, "zero": 0 }, "source_rank_score": 99.428276, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "f3209b00dbbed253", "codeword174_sha256_16": "135a8970b67957e7" }, { "variant": "lab_mask_xor_preview", "transform": "ft8_gray_alt_high_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174 }, "bit_count": 174, "hard_weight_174": 81, "llr_stats": { "count": 174, "avg_abs": 1.51869, "min_abs": 0.01092, "max_abs": 3.732172, "positive": 123, "negative": 51, "zero": 0 }, "source_rank_score": 98.07476, "syndrome_weight": 29, "valid_codeword_hard_decision": false, "message91_sha256_16": "4dc8b43767d57817", "codeword174_sha256_16": "78617f41a52a8853" }, { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 130, "llr_stats": { "count": 174, "avg_abs": 1.736354, "min_abs": 0.024218, "max_abs": 4.151228, "positive": 45, "negative": 129, "zero": 0 }, "source_rank_score": 106.945416, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "b514dccc3f8f2f30", "codeword174_sha256_16": "e7b301d31e50e275" }, { "variant": "mapped_lsb_within_each_tone+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_alt_high", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": false, "interleaver": "ft8_bitrev", "direction": "deinterleave_rx_to_codeword", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 130, "llr_stats": { "count": 174, "avg_abs": 1.686625, "min_abs": 0.011664, "max_abs": 4.151228, "positive": 46, "negative": 128, "zero": 0 }, "source_rank_score": 106.7465, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "b514dccc3f8f2f30", "codeword174_sha256_16": "e7b301d31e50e275" }, { "variant": "mapped_ft8_gray_primary_demap_lsb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "lsb_within_each_tone+no_interleaver+inverted_bits", "mapping_meta": { "tone_mapping": "lsb_within_each_tone", "interleaver": "none", "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 126, "llr_stats": { "count": 174, "avg_abs": 1.567434, "min_abs": 0.000989, "max_abs": 3.732172, "positive": 51, "negative": 123, "zero": 0 }, "source_rank_score": 106.269736, "syndrome_weight": 30, "valid_codeword_hard_decision": false, "message91_sha256_16": "810a0472f0698b8d", "codeword174_sha256_16": "4316a723d47fd8eb" }, { "variant": "mapped_ft8_gray_alt_high_demap_msb_input+ft8_bitrev_deinterleave_rx_to_codeword", "transform": "ft8_gray_primary_demap_lsb_input+ft8_bitrev_interleave_codeword_to_rx_inverse+inverted_bits", "mapping_meta": { "tone_mapping": "ft8_gray_primary", "gray_direction": "inverse_observed_to_plain", "reverse_bits_within_tone_before_gray": true, "interleaver": "ft8_bitrev", "direction": "interleave_codeword_to_rx_inverse", "order_len": 174, "polarity": "inverted" }, "bit_count": 174, "hard_weight_174": 129, "llr_stats": { "count": 174, "avg_abs": 1.34105, "min_abs": 0.01092, "max_abs": 4.006713, "positive": 42, "negative": 132, "zero": 0 }, "source_rank_score": 105.3642, "syndrome_weight": 31, "valid_codeword_hard_decision": false, "message91_sha256_16": "9b97c830c0ad11f6", "codeword174_sha256_16": "06400af302ea8869" } ], "warnings": [ "Step 51 JS8 Costas guard uses leading-only Costas exclusion by default to preserve 58 data symbols / 174 soft bits on JS8Lab windows; full FT8 middle/trailing exclusion remains diagnostic-only.", "Step 51 profile-anchor guard: FEC symbols were extracted from the selected profile sync anchor instead of re-running an independent sync search.", "Step 51 prepares LDPC/FEC input candidates and an LDPC probe harness only; it does not yet run final real JS8 LDPC decode or unpack text.", "Step 51 does not decode JS8 text yet. It probes FT8-style Gray de-mapping, bit order and 174-bit interleaver candidates for real LDPC/FEC integration.", "lab_mask_xor_preview is only a repeatable diagnostic mask, not a confirmed JS8 whitening implementation." ] } ], "outputs": { "timing_boundary_sweep_json": "/decoders/js8_decoder/runtime/timing_boundary_sweep/step51_source_aligned_timing_boundary_sweep.json", "timing_best_candidate_json": "/decoders/js8_decoder/runtime/timing_boundary_sweep/step51_source_aligned_best_timing_fec_candidate.json", "checkpoint_json": "/decoders/js8_decoder/logs/20260527T110128Z_real_run_timing_boundary_sweep_output.json" }, "decodes": [], "warnings": [ "Step 51 expands the Step36 edge hit and exports the best timing candidate for downstream LDPC soft-decode.", "No JS8 text unpack or CRC validation is performed yet.", "No valid LDPC codeword found is a diagnostic warning, not a hard command failure." ], "next_action": "Use outputs.timing_best_candidate_json for LDPC matrix/soft decode. If syndrome is still far from 0, continue interleaver/LLR and symbol-boundary tuning around the best_candidate." } }, "real_fixture_intake_helper": { "name": "20260527T193942Z_real_fixture_intake_helper_output.json", "path": "/decoders/js8_decoder/logs/20260527T193942Z_real_fixture_intake_helper_output.json", "url": "/logs/20260527T193942Z_real_fixture_intake_helper_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 3719, "mtime_utc": "2026-05-27T19:39:45Z" }, "json_preview": { "ok": true, "tool": "webftr-js8-real-compressed-fixture-intake-helper", "tool_version": "step76-real-compressed-fixture-intake-helper", "schema": "webftr-js8-real-compressed-fixture-intake-helper-v1", "rx_only_guard": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false, "webftr_productive_integration": false }, "no_gui_runtime_started": true, "root": "/decoders/js8_decoder", "log_dir": "/decoders/js8_decoder/logs", "state": "fixture_intake_ready_waiting_for_real_values", "intake_errors": [], "operator_input_seen": false, "normalized_message174": null, "target_fixture_file": "/decoders/js8_decoder/runtime/fixtures/js8_compressed_frame_fixtures.json", "fixture_write_result": null, "helper_files": { "readme": "/decoders/js8_decoder/runtime/fixtures/README_STEP76_REAL_FIXTURE_INTAKE.md", "shell_helper": "/decoders/js8_decoder/runtime/fixtures/add_real_js8_fixture_step76.sh" }, "step75_summary": { "tool_version": "step75-real-compressed-fixture-capture-request", "state": "waiting_for_real_compressed_framedata_fixture", "next_action": "Fill runtime/fixtures/js8_compressed_frame_fixtures.json from the generated template, then rerun Step75.", "step74_gate_summary": { "tool_version": "step75-real-compressed-fixture-capture-request", "verdict": "fixture_gate_selftest_ready_waiting_for_real_compressed_frame_fixture", "next_action": "Add a real fixture JSON under runtime/fixtures/js8_compressed_frame_fixtures.json or pass it as argument to Step74.", "source_found": true, "jsc_entry_count": 200000, "external_fixture_count": 0, "external_fixture_pass_count": 0, "external_source_comparison_pass_count": 0, "synthetic_selftest_fixture_count": 8, "synthetic_selftest_pass_count": 8, "synthetic_selftest_all_passed": true, "webftr_display_count": 0 }, "target_fixture_file": "/decoders/js8_decoder/runtime/fixtures/js8_compressed_frame_fixtures.json", "written_template": "/decoders/js8_decoder/runtime/fixtures/js8_compressed_frame_fixtures.template.json" }, "webftr_rx_rows": [], "webftr_display_count": 0, "webftr_adapter_hint": { "safe_to_poll_read_only": true, "productive_integration": false, "do_not_merge_as_chat_text_yet": true, "step68_contract_remains_current_ui_source": true, "step76_intake_latest": "/logs/js8_real_fixture_intake_helper_latest.json", "step75_request_latest": "/logs/js8_real_compressed_fixture_request_latest.json", "step74_gate_latest": "/logs/js8_compressed_frame_fixture_gate_latest.json" }, "one_command_examples": [ "JS8LAB_FIXTURE_MESSAGE174='12CHARSxxxxx' JS8LAB_FIXTURE_EXPECTED_TEXT='HELLO' JS8LAB_FIXTURE_REFERENCE='JS8Call reference log line' JS8LAB_FIXTURE_CONFIRM_EXTERNAL=1 ./RUN_JS8_STEP76_REAL_FIXTURE_INTAKE_HELPER.sh", "runtime/fixtures/add_real_js8_fixture_step76.sh 12CHARSxxxxx 'HELLO' 'JS8Call reference log line' /decoders/js8_test.wav" ], "warnings": [ "Step76 only imports and validates a real/reference compressed fixture; it does not release WebFTR chat text.", "A fixture must be externally confirmed against JS8Call/JS8Call-Improved or a trusted RF comparison before it can be used for a release gate.", "The package remains RX-only and never starts JS8Call GUI/runtime control or TX/PTT/Tune/Send actions." ], "next_action": "Use runtime/fixtures/add_real_js8_fixture_step76.sh or JS8LAB_FIXTURE_* environment variables to import one real JS8Call/RF comparison frame.", "stable_latest_written": "/decoders/js8_decoder/logs/js8_real_fixture_intake_helper_latest.json" } }, "real_compressed_fixture_request": { "name": "20260527T192543Z_real_compressed_fixture_request_output.json", "path": "/decoders/js8_decoder/logs/20260527T192543Z_real_compressed_fixture_request_output.json", "url": "/logs/20260527T192543Z_real_compressed_fixture_request_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 5067, "mtime_utc": "2026-05-27T19:25:46Z" }, "json_preview": { "ok": true, "tool": "webftr-js8-real-compressed-fixture-capture-request", "tool_version": "step75-real-compressed-fixture-capture-request", "schema": "webftr-js8-real-compressed-fixture-capture-request-v1", "rx_only_guard": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false, "webftr_productive_integration": false }, "no_gui_runtime_started": true, "root": "/decoders/js8_decoder", "log_dir": "/decoders/js8_decoder/logs", "state": "waiting_for_real_compressed_framedata_fixture", "step74_gate_summary": { "tool_version": "step75-real-compressed-fixture-capture-request", "verdict": "fixture_gate_selftest_ready_waiting_for_real_compressed_frame_fixture", "next_action": "Add a real fixture JSON under runtime/fixtures/js8_compressed_frame_fixtures.json or pass it as argument to Step74.", "source_found": true, "jsc_entry_count": 200000, "external_fixture_count": 0, "external_fixture_pass_count": 0, "external_source_comparison_pass_count": 0, "synthetic_selftest_fixture_count": 8, "synthetic_selftest_pass_count": 8, "synthetic_selftest_all_passed": true, "webftr_display_count": 0 }, "fixture_paths": [ { "path": "/decoders/js8_decoder/runtime/fixtures/js8_compressed_frame_fixtures.json", "exists": false }, { "path": "/decoders/js8_decoder/runtime/js8_compressed_frame_fixtures.json", "exists": false }, { "path": "/decoders/js8_decoder/logs/js8_compressed_frame_fixtures.json", "exists": false }, { "path": "/decoders/js8_decoder/logs/js8_compressed_frame_fixture_import.json", "exists": false } ], "written_template": "/decoders/js8_decoder/runtime/fixtures/js8_compressed_frame_fixtures.template.json", "target_fixture_file": "/decoders/js8_decoder/runtime/fixtures/js8_compressed_frame_fixtures.json", "operator_short_checklist": [ "Keep JS8Lab RX-only; do not start any TX/PTT/Tune/Send action from this package.", "Use JS8Call/JS8Call-Improved or a trusted external decoder to identify one exact compressed JS8 data frame and its decoded text.", "Copy the exact 12-character message174 payload and exact JS8Call-decoded text into runtime/fixtures/js8_compressed_frame_fixtures.json.", "Include reference metadata: WAV filename, UTC timestamp, JS8Call version/source, frequency/audio offset if known, and a short note.", "Rerun ./start.sh; Step75 will call the Step74 gate and report whether the external comparison passes." ], "fixture_template_preview": { "schema": "webftr-js8-compressed-frame-fixture-file-v1", "purpose": "Real JS8Call/RF comparison fixtures for FrameDataCompressed/JSC text validation. Do not use synthetic rows for release decisions.", "how_to_fill": [ "Capture or otherwise obtain one exact 12-character message174 payload for a FrameDataCompressed JS8 data frame.", "Decode the same frame with JS8Call/JS8Call-Improved and copy the exact expected text into expected_text.", "Add reference metadata that explains how the expected text was obtained, for example JS8Call log line, WAV name, UTC timestamp, frequency and SNR.", "Place the filled file at runtime/fixtures/js8_compressed_frame_fixtures.json and rerun ./start.sh or RUN_JS8_STEP75_REAL_COMPRESSED_FIXTURE_REQUEST.sh." ], "fixtures": [ { "message174_text_12chars": "REPLACE_ME12", "expected_text": "HELLO", "js8call_reference": "Exact JS8Call/JS8Call-Improved reference for this same frame; include log line, version, or screenshot note.", "rf_reference": { "wav": "/decoders/js8_test.wav", "utc": "2026-05-27T00:00:00Z", "dial_hz": null, "audio_offset_hz": null, "snr_db": null, "notes": "Replace with real capture metadata." }, "external_comparison": true, "note": "Template row only. Remove or replace before using as evidence." } ] }, "webftr_rx_rows": [], "webftr_display_count": 0, "webftr_adapter_hint": { "safe_to_poll_read_only": true, "productive_integration": false, "do_not_merge_as_chat_text_yet": true, "step68_contract_remains_current_ui_source": true, "step74_gate_latest": "/logs/js8_compressed_frame_fixture_gate_latest.json", "step75_request_latest": "/logs/js8_real_compressed_fixture_request_latest.json" }, "warnings": [ "Step75 does not decode new RF data and does not release compressed free text to WebFTR.", "Synthetic JSC fixtures are only selftests; a release gate needs a real JS8Call/RF comparison fixture.", "The generated template contains placeholder values and must not be counted as evidence until edited with real data." ], "next_action": "Fill runtime/fixtures/js8_compressed_frame_fixtures.json from the generated template, then rerun Step75.", "stable_latest_written": "/decoders/js8_decoder/logs/js8_real_compressed_fixture_request_latest.json" } }, "compressed_frame_fixture_gate": { "name": "20260527T191502Z_compressed_frame_fixture_gate_output.json", "path": "/decoders/js8_decoder/logs/20260527T191502Z_compressed_frame_fixture_gate_output.json", "url": "/logs/20260527T191502Z_compressed_frame_fixture_gate_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 28714, "mtime_utc": "2026-05-27T19:15:06Z" }, "json_preview": { "ok": true, "tool": "webftr-js8-compressed-frame-fixture-validation-gate", "tool_version": "step74-compressed-frame-fixture-validation-gate", "schema": "webftr-js8-compressed-frame-fixture-validation-gate-v1", "rx_only_guard": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false, "webftr_productive_integration": false }, "no_gui_runtime_started": true, "root": "/decoders/js8_decoder", "log_dir": "/decoders/js8_decoder/logs", "source_resolution": { "source_dir": "/decoders/js8_decoder/runtime/src/JS8Call-improved", "source_found": true, "checked": [ { "path": "/decoders/js8_decoder/runtime/src/JS8Call-improved", "exists": true, "is_dir": true } ] }, "jsc_map_summary": { "ok": true, "source_file": "JS8_JSC/JSC_map.cpp", "entry_count": 200000, "declared_size": 262144, "declared_size_matches": false, "map_fingerprint_sha256": "edbc4c529a809c0e900f2ad443aefe6cca271f1f6df52f6e651b4997b3d4d949", "sample_entries": [ "E", "T", "A", "O", "I", "N", "S", "H", "R", "D", "L", "C", "U", "M", "W", "F", "G", "Y", "P", "B" ], "attempts": [ { "path": "JS8_JSC/JSC_map.cpp", "bytes": 7082880, "sha256": "ab2bd62ef594f4629a2c93b6de43f5469b1fd6fe67ebf4d24f915bd11ccef813", "declared_size": 262144, "parsed_entry_count": 200000, "sample": [ "E", "T", "A", "O", "I", "N", "S", "H", "R", "D", "L", "C" ] } ] }, "fixture_input_reports": [ { "path": "/decoders/js8_decoder/runtime/fixtures/js8_compressed_frame_fixtures.json", "exists": false, "default_fixture_path": true }, { "path": "/decoders/js8_decoder/runtime/js8_compressed_frame_fixtures.json", "exists": false, "default_fixture_path": true }, { "path": "/decoders/js8_decoder/logs/js8_compressed_frame_fixtures.json", "exists": false, "default_fixture_path": true }, { "path": "/decoders/js8_decoder/logs/js8_compressed_frame_fixture_import.json", "exists": false, "default_fixture_path": true } ], "external_fixture_count": 0, "external_fixture_pass_count": 0, "external_source_comparison_pass_count": 0, "external_fixture_rows": [], "synthetic_selftest_fixture_count": 8, "synthetic_selftest_pass_count": 8, "synthetic_selftest_all_passed": true, "synthetic_selftest_rows": [ { "id": "js8-fixture74-2c0f622faffef7", "source_label": "synthetic:CQ", "source_index": 0, "origin_kind": "synthetic_selftest", "message174_text_12chars": "tuZ+++++++++", "payload_bitvec": "0111111000100", "expected_text": "CQ", "fixture_note": "Step74 internal synthetic gate selftest; not an RF/JS8Call comparison fixture.", "js8call_reference": null, "rf_reference": null, "external_comparison": false, "built_from_payload_bitvec": null, "raw_fixture": { "message174_text_12chars": "tuZ+++++++++", "expected_text": "CQ", "payload_bitvec": "0111111000100", "note": "Step74 internal synthetic gate selftest; not an RF/JS8Call comparison fixture." }, "compressed_fixture_gate": { "attempted": true, "message174_text_12chars": "tuZ+++++++++", "bridge_status": "compressed_payload_bitvec_ready", "jsc_complete": true, "decoded_text": "CQ", "decoded_text_preview": "CQ", "expected_text": "CQ", "expected_text_present": true, "expected_text_match": true, "diagnostic_text_plausible": true, "has_external_reference": false, "source_comparison_passed": false, "passes_fixture_gate": true, "release_decision": "diagnostic_only_synthetic_or_unreferenced_fixture" }, "raw_decode": { "message_text_12chars": "tuZ+++++++++", "bridge": { "message_text_12chars": "tuZ+++++++++", "ok": true, "is_data": true, "compressed": true, "release_allowed": false, "release_guard": "step73_diagnostics_only_no_chat_release", "bits72_preview": "110111111000100011111111111111111111111111111111111111111111111111111111", "top2_bits": "11", "last_zero_index": 15, "payload_bit_count": 13, "payload_bitvec": "0111111000100", "payload_preview_bits": "0111111000100", "source_bridge_contract": "unpack72bits -> bits72; require bit0=data and bit1=compressed; pass bits[2:last_zero] to JSC::decompress", "bridge_status": "compressed_payload_bitvec_ready" }, "attempted_jsc_decompress": true, "webftr_display_release_allowed": false, "release_decision": "blocked_step73_diagnostics_only", "decompress_result": { "input_bit_count": 13, "nibble_count": 3, "consumed_nibbles": 3, "decoded_word_count": 1, "decoded_words": [ { "index": 121, "word": "CQ", "start": 0, "k": 2 } ], "text": "CQ", "complete": true, "break_reason": null }, "decoded_text_preview": "CQ", "diagnostic_text_plausible": true, "display_text_if_later_released": "CQ" }, "show_in_webftr_rx": false, "webftr_chat_release_allowed": false }, { "id": "js8-fixture74-44a4267d6a021d", "source_label": "synthetic:CQ:sep", "source_index": 1, "origin_kind": "synthetic_selftest", "message174_text_12chars": "tuh+++++++++", "payload_bitvec": "0111111000101", "expected_text": "CQ ", "fixture_note": "Step74 internal synthetic gate selftest; not an RF/JS8Call comparison fixture.", "js8call_reference": null, "rf_reference": null, "external_comparison": false, "built_from_payload_bitvec": null, "raw_fixture": { "message174_text_12chars": "tuh+++++++++", "expected_text": "CQ ", "payload_bitvec": "0111111000101", "note": "Step74 internal synthetic gate selftest; not an RF/JS8Call comparison fixture." }, "compressed_fixture_gate": { "attempted": true, "message174_text_12chars": "tuh+++++++++", "bridge_status": "compressed_payload_bitvec_ready", "jsc_complete": true, "decoded_text": "CQ ", "decoded_text_preview": "CQ ", "expected_text": "CQ ", "expected_text_present": true, "expected_text_match": true, "diagnostic_text_plausible": true, "has_external_reference": false, "source_comparison_passed": false, "passes_fixture_gate": true, "release_decision": "diagnostic_only_synthetic_or_unreferenced_fixture" }, "raw_decode": { "message_text_12chars": "tuh+++++++++", "bridge": { "message_text_12chars": "tuh+++++++++", "ok": true, "is_data": true, "compressed": true, "release_allowed": false, "release_guard": "step73_diagnostics_only_no_chat_release", "bits72_preview": "110111111000101011111111111111111111111111111111111111111111111111111111", "top2_bits": "11", "last_zero_index": 15, "payload_bit_count": 13, "payload_bitvec": "0111111000101", "payload_preview_bits": "0111111000101", "source_bridge_contract": "unpack72bits -> bits72; require bit0=data and bit1=compressed; pass bits[2:last_zero] to JSC::decompress", "bridge_status": "compressed_payload_bitvec_ready" }, "attempted_jsc_decompress": true, "webftr_display_release_allowed": false, "release_decision": "blocked_step73_diagnostics_only", "decompress_result": { "input_bit_count": 13, "nibble_count": 3, "consumed_nibbles": 3, "decoded_word_count": 1, "decoded_words": [ { "index": 121, "word": "CQ", "start": 0, "k": 2 } ], "text": "CQ ", "complete": true, "break_reason": null }, "decoded_text_preview": "CQ ", "diagnostic_text_plausible": true, "display_text_if_later_released": "CQ" }, "show_in_webftr_rx": false, "webftr_chat_release_allowed": false }, { "id": "js8-fixture74-daad55339cfd4b", "source_label": "synthetic:TEST", "source_index": 2, "origin_kind": "synthetic_selftest", "message174_text_12chars": "vqZ+++++++++", "payload_bitvec": "1001110100100", "expected_text": "TEST", "fixture_note": "Step74 internal synthetic gate selftest; not an RF/JS8Call comparison fixture.", "js8call_reference": null, "rf_reference": null, "external_comparison": false, "built_from_payload_bitvec": null, "raw_fixture": { "message174_text_12chars": "vqZ+++++++++", "expected_text": "TEST", "payload_bitvec": "1001110100100", "note": "Step74 internal synthetic gate selftest; not an RF/JS8Call comparison fixture." }, "compressed_fixture_gate": { "attempted": true, "message174_text_12chars": "vqZ+++++++++", "bridge_status": "compressed_payload_bitvec_ready", "jsc_complete": true, "decoded_text": "TEST", "decoded_text_preview": "TEST", "expected_text": "TEST", "expected_text_present": true, "expected_text_match": true, "diagnostic_text_plausible": true, "has_external_reference": false, "source_comparison_passed": false, "passes_fixture_gate": true, "release_decision": "diagnostic_only_synthetic_or_unreferenced_fixture" }, "raw_decode": { "message_text_12chars": "vqZ+++++++++", "bridge": { "message_text_12chars": "vqZ+++++++++", "ok": true, "is_data": true, "compressed": true, "release_allowed": false, "release_guard": "step73_diagnostics_only_no_chat_release", "bits72_preview": "111001110100100011111111111111111111111111111111111111111111111111111111", "top2_bits": "11", "last_zero_index": 15, "payload_bit_count": 13, "payload_bitvec": "1001110100100", "payload_preview_bits": "1001110100100", "source_bridge_contract": "unpack72bits -> bits72; require bit0=data and bit1=compressed; pass bits[2:last_zero] to JSC::decompress", "bridge_status": "compressed_payload_bitvec_ready" }, "attempted_jsc_decompress": true, "webftr_display_release_allowed": false, "release_decision": "blocked_step73_diagnostics_only", "decompress_result": { "input_bit_count": 13, "nibble_count": 3, "consumed_nibbles": 3, "decoded_word_count": 1, "decoded_words": [ { "index": 240, "word": "TEST", "start": 0, "k": 2 } ], "text": "TEST", "complete": true, "break_reason": null }, "decoded_text_preview": "TEST", "diagnostic_text_plausible": true, "display_text_if_later_released": "TEST" }, "show_in_webftr_rx": false, "webftr_chat_release_allowed": false }, { "id": "js8-fixture74-ced618f95b1e25", "source_label": "synthetic:TEST:sep", "source_index": 3, "origin_kind": "synthetic_selftest", "message174_text_12chars": "vqh+++++++++", "payload_bitvec": "1001110100101", "expected_text": "TEST ", "fixture_note": "Step74 internal synthetic gate selftest; not an RF/JS8Call comparison fixture.", "js8call_reference": null, "rf_reference": null, "external_comparison": false, "built_from_payload_bitvec": null, "raw_fixture": { "message174_text_12chars": "vqh+++++++++", "expected_text": "TEST ", "payload_bitvec": "1001110100101", "note": "Step74 internal synthetic gate selftest; not an RF/JS8Call comparison fixture." }, "compressed_fixture_gate": { "attempted": true, "message174_text_12chars": "vqh+++++++++", "bridge_status": "compressed_payload_bitvec_ready", "jsc_complete": true, "decoded_text": "TEST ", "decoded_text_preview": "TEST ", "expected_text": "TEST ", "expected_text_present": true, "expected_text_match": true, "diagnostic_text_plausible": true, "has_external_reference": false, "source_comparison_passed": false, "passes_fixture_gate": true, "release_decision": "diagnostic_only_synthetic_or_unreferenced_fixture" }, "raw_decode": { "message_text_12chars": "vqh+++++++++", "bridge": { "message_text_12chars": "vqh+++++++++", "ok": true, "is_data": true, "compressed": true, "release_allowed": false, "release_guard": "step73_diagnostics_only_no_chat_release", "bits72_preview": "111001110100101011111111111111111111111111111111111111111111111111111111", "top2_bits": "11", "last_zero_index": 15, "payload_bit_count": 13, "payload_bitvec": "1001110100101", "payload_preview_bits": "1001110100101", "source_bridge_contract": "unpack72bits -> bits72; require bit0=data and bit1=compressed; pass bits[2:last_zero] to JSC::decompress", "bridge_status": "compressed_payload_bitvec_ready" }, "attempted_jsc_decompress": true, "webftr_display_release_allowed": false, "release_decision": "blocked_step73_diagnostics_only", "decompress_result": { "input_bit_count": 13, "nibble_count": 3, "consumed_nibbles": 3, "decoded_word_count": 1, "decoded_words": [ { "index": 240, "word": "TEST", "start": 0, "k": 2 } ], "text": "TEST ", "complete": true, "break_reason": null }, "decoded_text_preview": "TEST ", "diagnostic_text_plausible": true, "display_text_if_later_released": "TEST" }, "show_in_webftr_rx": false, "webftr_chat_release_allowed": false }, { "id": "js8-fixture74-1e784547ba0737", "source_label": "synthetic:HELLO", "source_index": 4, "origin_kind": "synthetic_selftest", "message174_text_12chars": "tYuK++++++++", "payload_bitvec": "011110001011100001010", "expected_text": "HELLO", "fixture_note": "Step74 internal synthetic gate selftest; not an RF/JS8Call comparison fixture.", "js8call_reference": null, "rf_reference": null, "external_comparison": false, "built_from_payload_bitvec": null, "raw_fixture": { "message174_text_12chars": "tYuK++++++++", "expected_text": "HELLO", "payload_bitvec": "011110001011100001010", "note": "Step74 internal synthetic gate selftest; not an RF/JS8Call comparison fixture." }, "compressed_fixture_gate": { "attempted": true, "message174_text_12chars": "tYuK++++++++", "bridge_status": "compressed_payload_bitvec_ready", "jsc_complete": true, "decoded_text": "HELLO", "decoded_text_preview": "HELLO", "expected_text": "HELLO", "expected_text_present": true, "expected_text_match": true, "diagnostic_text_plausible": true, "has_external_reference": false, "source_comparison_passed": false, "passes_fixture_gate": true, "release_decision": "diagnostic_only_synthetic_or_unreferenced_fixture" }, "raw_decode": { "message_text_12chars": "tYuK++++++++", "bridge": { "message_text_12chars": "tYuK++++++++", "ok": true, "is_data": true, "compressed": true, "release_allowed": false, "release_guard": "step73_diagnostics_only_no_chat_release", "bits72_preview": "110111100010111000010100111111111111111111111111111111111111111111111111", "top2_bits": "11", "last_zero_index": 23, "payload_bit_count": 21, "payload_bitvec": "011110001011100001010", "payload_preview_bits": "011110001011100001010", "source_bridge_contract": "unpack72bits -> bits72; require bit0=data and bit1=compressed; pass bits[2:last_zero] to JSC::decompress", "bridge_status": "compressed_payload_bitvec_ready" }, "attempted_jsc_decompress": true, "webftr_display_release_allowed": false, "release_decision": "blocked_step73_diagnostics_only", "decompress_result": { "input_bit_count": 21, "nibble_count": 5, "consumed_nibbles": 5, "decoded_word_count": 1, "decoded_words": [ { "index": 6571, "word": "HELLO", "start": 0, "k": 4 } ], "text": "HELLO", "complete": true, "break_reason": null }, "decoded_text_preview": "HELLO", "diagnostic_text_plausible": true, "display_text_if_later_released": "HELLO" }, "show_in_webftr_rx": false, "webftr_chat_release_allowed": false }, { "id": "js8-fixture74-5edc31f5f5617a", "source_label": "synthetic:HELLO:sep", "source_index": 5, "origin_kind": "synthetic_selftest", "message174_text_12chars": "tYuM++++++++", "payload_bitvec": "011110001011100001011", "expected_text": "HELLO ", "fixture_note": "Step74 internal synthetic gate selftest; not an RF/JS8Call comparison fixture.", "js8call_reference": null, "rf_reference": null, "external_comparison": false, "built_from_payload_bitvec": null, "raw_fixture": { "message174_text_12chars": "tYuM++++++++", "expected_text": "HELLO ", "payload_bitvec": "011110001011100001011", "note": "Step74 internal synthetic gate selftest; not an RF/JS8Call comparison fixture." }, "compressed_fixture_gate": { "attempted": true, "message174_text_12chars": "tYuM++++++++", "bridge_status": "compressed_payload_bitvec_ready", "jsc_complete": true, "decoded_text": "HELLO ", "decoded_text_preview": "HELLO ", "expected_text": "HELLO ", "expected_text_present": true, "expected_text_match": true, "diagnostic_text_plausible": true, "has_external_reference": false, "source_comparison_passed": false, "passes_fixture_gate": true, "release_decision": "diagnostic_only_synthetic_or_unreferenced_fixture" }, "raw_decode": { "message_text_12chars": "tYuM++++++++", "bridge": { "message_text_12chars": "tYuM++++++++", "ok": true, "is_data": true, "compressed": true, "release_allowed": false, "release_guard": "step73_diagnostics_only_no_chat_release", "bits72_preview": "110111100010111000010110111111111111111111111111111111111111111111111111", "top2_bits": "11", "last_zero_index": 23, "payload_bit_count": 21, "payload_bitvec": "011110001011100001011", "payload_preview_bits": "011110001011100001011", "source_bridge_contract": "unpack72bits -> bits72; require bit0=data and bit1=compressed; pass bits[2:last_zero] to JSC::decompress", "bridge_status": "compressed_payload_bitvec_ready" }, "attempted_jsc_decompress": true, "webftr_display_release_allowed": false, "release_decision": "blocked_step73_diagnostics_only", "decompress_result": { "input_bit_count": 21, "nibble_count": 5, "consumed_nibbles": 5, "decoded_word_count": 1, "decoded_words": [ { "index": 6571, "word": "HELLO", "start": 0, "k": 4 } ], "text": "HELLO ", "complete": true, "break_reason": null }, "decoded_text_preview": "HELLO ", "diagnostic_text_plausible": true, "display_text_if_later_released": "HELLO" }, "show_in_webftr_rx": false, "webftr_chat_release_allowed": false }, { "id": "js8-fixture74-56f8032b9e4466", "source_label": "synthetic:DE", "source_index": 6, "origin_kind": "synthetic_selftest", "message174_text_12chars": "tvZ+++++++++", "payload_bitvec": "0111111001100", "expected_text": "DE", "fixture_note": "Step74 internal synthetic gate selftest; not an RF/JS8Call comparison fixture.", "js8call_reference": null, "rf_reference": null, "external_comparison": false, "built_from_payload_bitvec": null, "raw_fixture": { "message174_text_12chars": "tvZ+++++++++", "expected_text": "DE", "payload_bitvec": "0111111001100", "note": "Step74 internal synthetic gate selftest; not an RF/JS8Call comparison fixture." }, "compressed_fixture_gate": { "attempted": true, "message174_text_12chars": "tvZ+++++++++", "bridge_status": "compressed_payload_bitvec_ready", "jsc_complete": true, "decoded_text": "DE", "decoded_text_preview": "DE", "expected_text": "DE", "expected_text_present": true, "expected_text_match": true, "diagnostic_text_plausible": true, "has_external_reference": false, "source_comparison_passed": false, "passes_fixture_gate": true, "release_decision": "diagnostic_only_synthetic_or_unreferenced_fixture" }, "raw_decode": { "message_text_12chars": "tvZ+++++++++", "bridge": { "message_text_12chars": "tvZ+++++++++", "ok": true, "is_data": true, "compressed": true, "release_allowed": false, "release_guard": "step73_diagnostics_only_no_chat_release", "bits72_preview": "110111111001100011111111111111111111111111111111111111111111111111111111", "top2_bits": "11", "last_zero_index": 15, "payload_bit_count": 13, "payload_bitvec": "0111111001100", "payload_preview_bits": "0111111001100", "source_bridge_contract": "unpack72bits -> bits72; require bit0=data and bit1=compressed; pass bits[2:last_zero] to JSC::decompress", "bridge_status": "compressed_payload_bitvec_ready" }, "attempted_jsc_decompress": true, "webftr_display_release_allowed": false, "release_decision": "blocked_step73_diagnostics_only", "decompress_result": { "input_bit_count": 13, "nibble_count": 3, "consumed_nibbles": 3, "decoded_word_count": 1, "decoded_words": [ { "index": 125, "word": "DE", "start": 0, "k": 2 } ], "text": "DE", "complete": true, "break_reason": null }, "decoded_text_preview": "DE", "diagnostic_text_plausible": true, "display_text_if_later_released": "DE" }, "show_in_webftr_rx": false, "webftr_chat_release_allowed": false }, { "id": "js8-fixture74-19ac88ade1546e", "source_label": "synthetic:DE:sep", "source_index": 7, "origin_kind": "synthetic_selftest", "message174_text_12chars": "tvh+++++++++", "payload_bitvec": "0111111001101", "expected_text": "DE ", "fixture_note": "Step74 internal synthetic gate selftest; not an RF/JS8Call comparison fixture.", "js8call_reference": null, "rf_reference": null, "external_comparison": false, "built_from_payload_bitvec": null, "raw_fixture": { "message174_text_12chars": "tvh+++++++++", "expected_text": "DE ", "payload_bitvec": "0111111001101", "note": "Step74 internal synthetic gate selftest; not an RF/JS8Call comparison fixture." }, "compressed_fixture_gate": { "attempted": true, "message174_text_12chars": "tvh+++++++++", "bridge_status": "compressed_payload_bitvec_ready", "jsc_complete": true, "decoded_text": "DE ", "decoded_text_preview": "DE ", "expected_text": "DE ", "expected_text_present": true, "expected_text_match": true, "diagnostic_text_plausible": true, "has_external_reference": false, "source_comparison_passed": false, "passes_fixture_gate": true, "release_decision": "diagnostic_only_synthetic_or_unreferenced_fixture" }, "raw_decode": { "message_text_12chars": "tvh+++++++++", "bridge": { "message_text_12chars": "tvh+++++++++", "ok": true, "is_data": true, "compressed": true, "release_allowed": false, "release_guard": "step73_diagnostics_only_no_chat_release", "bits72_preview": "110111111001101011111111111111111111111111111111111111111111111111111111", "top2_bits": "11", "last_zero_index": 15, "payload_bit_count": 13, "payload_bitvec": "0111111001101", "payload_preview_bits": "0111111001101", "source_bridge_contract": "unpack72bits -> bits72; require bit0=data and bit1=compressed; pass bits[2:last_zero] to JSC::decompress", "bridge_status": "compressed_payload_bitvec_ready" }, "attempted_jsc_decompress": true, "webftr_display_release_allowed": false, "release_decision": "blocked_step73_diagnostics_only", "decompress_result": { "input_bit_count": 13, "nibble_count": 3, "consumed_nibbles": 3, "decoded_word_count": 1, "decoded_words": [ { "index": 125, "word": "DE", "start": 0, "k": 2 } ], "text": "DE ", "complete": true, "break_reason": null }, "decoded_text_preview": "DE ", "diagnostic_text_plausible": true, "display_text_if_later_released": "DE" }, "show_in_webftr_rx": false, "webftr_chat_release_allowed": false } ], "webftr_rx_rows": [], "webftr_display_count": 0, "webftr_adapter_hint": { "safe_to_poll_read_only": true, "productive_integration": false, "do_not_merge_as_chat_text_yet": true, "step68_contract_remains_current_ui_source": true, "candidate_latest_file": "/logs/js8_compressed_frame_fixture_gate_latest.json" }, "fixture_format_hint": { "path": "runtime/fixtures/js8_compressed_frame_fixtures.json", "example": { "fixtures": [ { "message174_text_12chars": "tYuK++++++++", "expected_text": "HELLO", "js8call_reference": "JS8Call decoded this exact fixture as HELLO", "note": "Example format only; provide real RF/JS8Call comparison metadata for release-gate work." } ] } }, "warnings": [ "Step74 validates compressed single-frame fixtures, but still blocks WebFTR chat release.", "Synthetic fixtures prove the port harness only; they are not RF/JS8Call comparison evidence.", "Multi-frame assembly and final display-release plausibility remain future steps." ], "verdict": "fixture_gate_selftest_ready_waiting_for_real_compressed_frame_fixture", "next_action": "Add a real fixture JSON under runtime/fixtures/js8_compressed_frame_fixtures.json or pass it as argument to Step74.", "stable_latest_written": "/decoders/js8_decoder/logs/js8_compressed_frame_fixture_gate_latest.json" } }, "varicode_compressed_bitslice_jsc_bridge": { "name": "20260527T190533Z_varicode_compressed_bitslice_jsc_bridge_output.json", "path": "/decoders/js8_decoder/logs/20260527T190533Z_varicode_compressed_bitslice_jsc_bridge_output.json", "url": "/logs/20260527T190533Z_varicode_compressed_bitslice_jsc_bridge_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 13508, "mtime_utc": "2026-05-27T19:05:36Z" }, "json_preview": { "ok": true, "tool": "webftr-js8-varicode-compressed-bitslice-jsc-bridge-probe", "tool_version": "step73-varicode-compressed-bitslice-jsc-bridge-probe", "schema": "webftr-js8-varicode-compressed-bitslice-jsc-bridge-probe-v1", "rx_only_guard": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false, "webftr_productive_integration": false }, "no_gui_runtime_started": true, "root": "/decoders/js8_decoder", "log_dir": "/decoders/js8_decoder/logs", "source_resolution": { "source_dir": "/decoders/js8_decoder/runtime/src/JS8Call-improved", "source_found": true, "checked": [ { "path": "/decoders/js8_decoder/runtime/src/JS8Call-improved", "exists": true, "is_dir": true } ] }, "jsc_map_summary": { "ok": true, "source_file": "JS8_JSC/JSC_map.cpp", "entry_count": 200000, "declared_size": 262144, "declared_size_matches": false, "map_fingerprint_sha256": "edbc4c529a809c0e900f2ad443aefe6cca271f1f6df52f6e651b4997b3d4d949", "sample_entries": [ "E", "T", "A", "O", "I", "N", "S", "H", "R", "D", "L", "C", "U", "M", "W", "F", "G", "Y", "P", "B" ], "attempts": [ { "path": "JS8_JSC/JSC_map.cpp", "bytes": 7082880, "sha256": "ab2bd62ef594f4629a2c93b6de43f5469b1fd6fe67ebf4d24f915bd11ccef813", "declared_size": 262144, "parsed_entry_count": 200000, "sample": [ "E", "T", "A", "O", "I", "N", "S", "H", "R", "D", "L", "C" ] } ] }, "input_reports": [ { "path": "/decoders/js8_decoder/logs/20260527T183918Z_data_frame_text_unpack_probe_output.json", "exists": true, "selected_latest": true, "input_kind": "step70_data_frame_probe" }, { "path": "/decoders/js8_decoder/logs/20260527T180708Z_source_varicode_frame_unpack_probe_output.json", "exists": true, "selected_latest": true, "input_kind": "step66_frame_unpack" }, { "path": "/decoders/js8_decoder/logs/20260527T180708Z_source_confirmed_control_frame_rx_release_output.json", "exists": true, "selected_latest": true, "input_kind": "step67_control_release" }, { "path": "/decoders/js8_decoder/logs/20260527T180708Z_source_confirmed_message174_decode_output.json", "exists": true, "selected_latest": true, "input_kind": "step64_message174" } ], "source_bridge_contract": { "message174_to_bits72": "unpack72bits(message174_text) -> 64-bit value + 8-bit remainder", "compressed_frame_requirement": "bits72[0]=1 and bits72[1]=1", "jsc_payload_bitvec": "bits72[2:last_zero] where last_zero is the final zero delimiter", "decompress_target": "Step72 jsc_decompress_bits/JSC::decompress port", "chat_release": "disabled in Step73; diagnostics and fixture validation only" }, "current_fixture_has_compressed_data_frames": false, "compressed_candidate_count": 0, "compressed_candidate_rows": [], "synthetic_compressed_selftest_fixtures": [ { "fixture_kind": "synthetic_single_frame_FrameDataCompressed_JSC_word", "fixture_word": "CQ", "map_index": 121, "separate": false, "payload_bitvec": "0111111000100", "message174_text_12chars": "tuZ+++++++++", "frame_probe_type": "FrameDataCompressed", "decoded_text": "CQ", "expected_text": "CQ", "passes": true, "bridge": { "message_text_12chars": "tuZ+++++++++", "ok": true, "is_data": true, "compressed": true, "release_allowed": false, "release_guard": "step73_diagnostics_only_no_chat_release", "bits72_preview": "110111111000100011111111111111111111111111111111111111111111111111111111", "top2_bits": "11", "last_zero_index": 15, "payload_bit_count": 13, "payload_bitvec": "0111111000100", "payload_preview_bits": "0111111000100", "source_bridge_contract": "unpack72bits -> bits72; require bit0=data and bit1=compressed; pass bits[2:last_zero] to JSC::decompress", "bridge_status": "compressed_payload_bitvec_ready" } }, { "fixture_kind": "synthetic_single_frame_FrameDataCompressed_JSC_word", "fixture_word": "CQ", "map_index": 121, "separate": true, "payload_bitvec": "0111111000101", "message174_text_12chars": "tuh+++++++++", "frame_probe_type": "FrameDataCompressed", "decoded_text": "CQ ", "expected_text": "CQ ", "passes": true, "bridge": { "message_text_12chars": "tuh+++++++++", "ok": true, "is_data": true, "compressed": true, "release_allowed": false, "release_guard": "step73_diagnostics_only_no_chat_release", "bits72_preview": "110111111000101011111111111111111111111111111111111111111111111111111111", "top2_bits": "11", "last_zero_index": 15, "payload_bit_count": 13, "payload_bitvec": "0111111000101", "payload_preview_bits": "0111111000101", "source_bridge_contract": "unpack72bits -> bits72; require bit0=data and bit1=compressed; pass bits[2:last_zero] to JSC::decompress", "bridge_status": "compressed_payload_bitvec_ready" } }, { "fixture_kind": "synthetic_single_frame_FrameDataCompressed_JSC_word", "fixture_word": "TEST", "map_index": 240, "separate": false, "payload_bitvec": "1001110100100", "message174_text_12chars": "vqZ+++++++++", "frame_probe_type": "FrameDataCompressed", "decoded_text": "TEST", "expected_text": "TEST", "passes": true, "bridge": { "message_text_12chars": "vqZ+++++++++", "ok": true, "is_data": true, "compressed": true, "release_allowed": false, "release_guard": "step73_diagnostics_only_no_chat_release", "bits72_preview": "111001110100100011111111111111111111111111111111111111111111111111111111", "top2_bits": "11", "last_zero_index": 15, "payload_bit_count": 13, "payload_bitvec": "1001110100100", "payload_preview_bits": "1001110100100", "source_bridge_contract": "unpack72bits -> bits72; require bit0=data and bit1=compressed; pass bits[2:last_zero] to JSC::decompress", "bridge_status": "compressed_payload_bitvec_ready" } }, { "fixture_kind": "synthetic_single_frame_FrameDataCompressed_JSC_word", "fixture_word": "TEST", "map_index": 240, "separate": true, "payload_bitvec": "1001110100101", "message174_text_12chars": "vqh+++++++++", "frame_probe_type": "FrameDataCompressed", "decoded_text": "TEST ", "expected_text": "TEST ", "passes": true, "bridge": { "message_text_12chars": "vqh+++++++++", "ok": true, "is_data": true, "compressed": true, "release_allowed": false, "release_guard": "step73_diagnostics_only_no_chat_release", "bits72_preview": "111001110100101011111111111111111111111111111111111111111111111111111111", "top2_bits": "11", "last_zero_index": 15, "payload_bit_count": 13, "payload_bitvec": "1001110100101", "payload_preview_bits": "1001110100101", "source_bridge_contract": "unpack72bits -> bits72; require bit0=data and bit1=compressed; pass bits[2:last_zero] to JSC::decompress", "bridge_status": "compressed_payload_bitvec_ready" } }, { "fixture_kind": "synthetic_single_frame_FrameDataCompressed_JSC_word", "fixture_word": "HELLO", "map_index": 6571, "separate": false, "payload_bitvec": "011110001011100001010", "message174_text_12chars": "tYuK++++++++", "frame_probe_type": "FrameDataCompressed", "decoded_text": "HELLO", "expected_text": "HELLO", "passes": true, "bridge": { "message_text_12chars": "tYuK++++++++", "ok": true, "is_data": true, "compressed": true, "release_allowed": false, "release_guard": "step73_diagnostics_only_no_chat_release", "bits72_preview": "110111100010111000010100111111111111111111111111111111111111111111111111", "top2_bits": "11", "last_zero_index": 23, "payload_bit_count": 21, "payload_bitvec": "011110001011100001010", "payload_preview_bits": "011110001011100001010", "source_bridge_contract": "unpack72bits -> bits72; require bit0=data and bit1=compressed; pass bits[2:last_zero] to JSC::decompress", "bridge_status": "compressed_payload_bitvec_ready" } }, { "fixture_kind": "synthetic_single_frame_FrameDataCompressed_JSC_word", "fixture_word": "HELLO", "map_index": 6571, "separate": true, "payload_bitvec": "011110001011100001011", "message174_text_12chars": "tYuM++++++++", "frame_probe_type": "FrameDataCompressed", "decoded_text": "HELLO ", "expected_text": "HELLO ", "passes": true, "bridge": { "message_text_12chars": "tYuM++++++++", "ok": true, "is_data": true, "compressed": true, "release_allowed": false, "release_guard": "step73_diagnostics_only_no_chat_release", "bits72_preview": "110111100010111000010110111111111111111111111111111111111111111111111111", "top2_bits": "11", "last_zero_index": 23, "payload_bit_count": 21, "payload_bitvec": "011110001011100001011", "payload_preview_bits": "011110001011100001011", "source_bridge_contract": "unpack72bits -> bits72; require bit0=data and bit1=compressed; pass bits[2:last_zero] to JSC::decompress", "bridge_status": "compressed_payload_bitvec_ready" } }, { "fixture_kind": "synthetic_single_frame_FrameDataCompressed_JSC_word", "fixture_word": "DE", "map_index": 125, "separate": false, "payload_bitvec": "0111111001100", "message174_text_12chars": "tvZ+++++++++", "frame_probe_type": "FrameDataCompressed", "decoded_text": "DE", "expected_text": "DE", "passes": true, "bridge": { "message_text_12chars": "tvZ+++++++++", "ok": true, "is_data": true, "compressed": true, "release_allowed": false, "release_guard": "step73_diagnostics_only_no_chat_release", "bits72_preview": "110111111001100011111111111111111111111111111111111111111111111111111111", "top2_bits": "11", "last_zero_index": 15, "payload_bit_count": 13, "payload_bitvec": "0111111001100", "payload_preview_bits": "0111111001100", "source_bridge_contract": "unpack72bits -> bits72; require bit0=data and bit1=compressed; pass bits[2:last_zero] to JSC::decompress", "bridge_status": "compressed_payload_bitvec_ready" } }, { "fixture_kind": "synthetic_single_frame_FrameDataCompressed_JSC_word", "fixture_word": "DE", "map_index": 125, "separate": true, "payload_bitvec": "0111111001101", "message174_text_12chars": "tvh+++++++++", "frame_probe_type": "FrameDataCompressed", "decoded_text": "DE ", "expected_text": "DE ", "passes": true, "bridge": { "message_text_12chars": "tvh+++++++++", "ok": true, "is_data": true, "compressed": true, "release_allowed": false, "release_guard": "step73_diagnostics_only_no_chat_release", "bits72_preview": "110111111001101011111111111111111111111111111111111111111111111111111111", "top2_bits": "11", "last_zero_index": 15, "payload_bit_count": 13, "payload_bitvec": "0111111001101", "payload_preview_bits": "0111111001101", "source_bridge_contract": "unpack72bits -> bits72; require bit0=data and bit1=compressed; pass bits[2:last_zero] to JSC::decompress", "bridge_status": "compressed_payload_bitvec_ready" } } ], "selftest_fixture_count": 8, "selftest_fixture_pass_count": 8, "selftest_all_passed": true, "webftr_rx_rows": [], "webftr_display_count": 0, "webftr_adapter_hint": { "safe_to_poll_read_only": true, "productive_integration": false, "do_not_merge_as_chat_text_yet": true, "step68_contract_remains_current_ui_source": true, "candidate_latest_file": "/logs/js8_varicode_compressed_bitslice_jsc_bridge_latest.json" }, "warnings": [ "Step73 validates the Varicode compressed bit-slice bridge to the JSC decompressor, but keeps chat display blocked.", "Synthetic single-frame compressed fixtures are not a substitute for real RF/JS8Call comparison fixtures.", "Multi-frame assembly and final display-release plausibility are still future steps." ], "verdict": "compressed_bitslice_jsc_bridge_selftest_ready_no_current_compressed_frames", "next_action": "Capture or inject a real FrameDataCompressed row; then validate JSC text against JS8Call before any WebFTR chat release.", "stable_latest_written": "/decoders/js8_decoder/logs/js8_varicode_compressed_bitslice_jsc_bridge_latest.json" } }, "jsc_decompress_port_probe": { "name": "20260527T185247Z_jsc_decompress_port_probe_output.json", "path": "/decoders/js8_decoder/logs/20260527T185247Z_jsc_decompress_port_probe_output.json", "url": "/logs/20260527T185247Z_jsc_decompress_port_probe_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 10108, "mtime_utc": "2026-05-27T18:52:55Z" }, "json_preview": { "ok": true, "tool": "webftr-js8-jsc-decompress-guarded-port-probe", "tool_version": "step72-jsc-decompress-guarded-port-probe", "schema": "webftr-js8-jsc-decompress-guarded-port-probe-v1", "rx_only_guard": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false, "webftr_productive_integration": false }, "no_gui_runtime_started": true, "root": "/decoders/js8_decoder", "log_dir": "/decoders/js8_decoder/logs", "source_resolution": { "source_dir": "/decoders/js8_decoder/runtime/src/JS8Call-improved", "source_found": true, "checked": [ { "path": "/decoders/js8_decoder/runtime/src/JS8Call-improved", "exists": true, "is_dir": true } ] }, "step71_input": { "path": "/decoders/js8_decoder/logs/20260527T185247Z_jsc_table_extract_probe_output.json", "verdict": "jsc_table_payload_extracted_port_ready", "table_extract_ready": true }, "jsc_source_algorithm_contract": { "bytesize_bits": 4, "small_terminal_symbol_count_s": 7, "large_symbol_base_c": 9, "separator_bit_after_terminal_symbol": true, "algorithm_status": "ported_from_source_shape_for_table_roundtrip" }, "jsc_map": { "ok": true, "source_file": "JS8_JSC/JSC_map.cpp", "entry_count": 200000, "declared_size": 262144, "declared_size_matches": false, "map_fingerprint_sha256": "edbc4c529a809c0e900f2ad443aefe6cca271f1f6df52f6e651b4997b3d4d949", "sample_entries": [ "E", "T", "A", "O", "I", "N", "S", "H", "R", "D", "L", "C", "U", "M", "W", "F", "G", "Y", "P", "B" ], "attempts": [ { "path": "JS8_JSC/JSC_map.cpp", "bytes": 7082880, "sha256": "ab2bd62ef594f4629a2c93b6de43f5469b1fd6fe67ebf4d24f915bd11ccef813", "declared_size": 262144, "parsed_entry_count": 200000, "sample": [ "E", "T", "A", "O", "I", "N", "S", "H", "R", "D", "L", "C" ] } ] }, "decompress_roundtrip_fixtures": { "fixture_count": 16, "pass_count": 16, "all_passed": true, "rows": [ { "index": 121, "word": "CQ", "separate": false, "bits": "0111111000100", "decoded_text": "CQ", "passes": true, "decode": { "input_bit_count": 13, "nibble_count": 3, "consumed_nibbles": 3, "decoded_word_count": 1, "text": "CQ", "complete": true, "break_reason": null } }, { "index": 121, "word": "CQ", "separate": true, "bits": "0111111000101", "decoded_text": "CQ ", "passes": true, "decode": { "input_bit_count": 13, "nibble_count": 3, "consumed_nibbles": 3, "decoded_word_count": 1, "text": "CQ ", "complete": true, "break_reason": null } }, { "index": 240, "word": "TEST", "separate": false, "bits": "1001110100100", "decoded_text": "TEST", "passes": true, "decode": { "input_bit_count": 13, "nibble_count": 3, "consumed_nibbles": 3, "decoded_word_count": 1, "text": "TEST", "complete": true, "break_reason": null } }, { "index": 240, "word": "TEST", "separate": true, "bits": "1001110100101", "decoded_text": "TEST ", "passes": true, "decode": { "input_bit_count": 13, "nibble_count": 3, "consumed_nibbles": 3, "decoded_word_count": 1, "text": "TEST ", "complete": true, "break_reason": null } }, { "index": 6571, "word": "HELLO", "separate": false, "bits": "011110001011100001010", "decoded_text": "HELLO", "passes": true, "decode": { "input_bit_count": 21, "nibble_count": 5, "consumed_nibbles": 5, "decoded_word_count": 1, "text": "HELLO", "complete": true, "break_reason": null } }, { "index": 6571, "word": "HELLO", "separate": true, "bits": "011110001011100001011", "decoded_text": "HELLO ", "passes": true, "decode": { "input_bit_count": 21, "nibble_count": 5, "consumed_nibbles": 5, "decoded_word_count": 1, "text": "HELLO ", "complete": true, "break_reason": null } }, { "index": 125, "word": "DE", "separate": false, "bits": "0111111001100", "decoded_text": "DE", "passes": true, "decode": { "input_bit_count": 13, "nibble_count": 3, "consumed_nibbles": 3, "decoded_word_count": 1, "text": "DE", "complete": true, "break_reason": null } }, { "index": 125, "word": "DE", "separate": true, "bits": "0111111001101", "decoded_text": "DE ", "passes": true, "decode": { "input_bit_count": 13, "nibble_count": 3, "consumed_nibbles": 3, "decoded_word_count": 1, "text": "DE ", "complete": true, "break_reason": null } }, { "index": 67, "word": " ", "separate": false, "bits": "111101000", "decoded_text": " ", "passes": true, "decode": { "input_bit_count": 9, "nibble_count": 2, "consumed_nibbles": 2, "decoded_word_count": 1, "text": " ", "complete": true, "break_reason": null } }, { "index": 67, "word": " ", "separate": true, "bits": "111101001", "decoded_text": " ", "passes": true, "decode": { "input_bit_count": 9, "nibble_count": 2, "consumed_nibbles": 2, "decoded_word_count": 1, "text": " ", "complete": true, "break_reason": null } }, { "index": 0, "word": "E", "separate": false, "bits": "00000", "decoded_text": "E", "passes": true, "decode": { "input_bit_count": 5, "nibble_count": 1, "consumed_nibbles": 1, "decoded_word_count": 1, "text": "E", "complete": true, "break_reason": null } }, { "index": 0, "word": "E", "separate": true, "bits": "00001", "decoded_text": "E ", "passes": true, "decode": { "input_bit_count": 5, "nibble_count": 1, "consumed_nibbles": 1, "decoded_word_count": 1, "text": "E ", "complete": true, "break_reason": null } }, { "index": 1, "word": "T", "separate": false, "bits": "00010", "decoded_text": "T", "passes": true, "decode": { "input_bit_count": 5, "nibble_count": 1, "consumed_nibbles": 1, "decoded_word_count": 1, "text": "T", "complete": true, "break_reason": null } }, { "index": 1, "word": "T", "separate": true, "bits": "00011", "decoded_text": "T ", "passes": true, "decode": { "input_bit_count": 5, "nibble_count": 1, "consumed_nibbles": 1, "decoded_word_count": 1, "text": "T ", "complete": true, "break_reason": null } }, { "index": 2, "word": "A", "separate": false, "bits": "00100", "decoded_text": "A", "passes": true, "decode": { "input_bit_count": 5, "nibble_count": 1, "consumed_nibbles": 1, "decoded_word_count": 1, "text": "A", "complete": true, "break_reason": null } }, { "index": 2, "word": "A", "separate": true, "bits": "00101", "decoded_text": "A ", "passes": true, "decode": { "input_bit_count": 5, "nibble_count": 1, "consumed_nibbles": 1, "decoded_word_count": 1, "text": "A ", "complete": true, "break_reason": null } } ] }, "compressed_frame_candidates": { "count": 0, "probes": [], "display_release_allowed": false }, "webftr_adapter_hint": { "safe_to_poll_read_only": true, "productive_integration": false, "do_not_merge_as_chat_text_yet": true, "step68_contract_remains_current_ui_source": true, "candidate_latest_file": "/logs/js8_jsc_decompress_port_probe_latest.json" }, "warnings": [ "Step72 ports the JSC codeword/decompress mechanics and validates map order with local roundtrip fixtures only.", "It does not release FrameDataCompressed as JS8 chat text.", "A source-faithful Varicode compressed payload bit-slice export is still needed before real compressed frames can be decoded through this port." ], "verdict": "jsc_decompress_port_roundtrip_ready_no_current_compressed_frames", "next_action": "Capture or inject a real FrameDataCompressed fixture and export its post-unpack JSC bitvec; Step73 should connect Varicode bit-slice extraction to this port.", "stable_latest_written": "/decoders/js8_decoder/logs/js8_jsc_decompress_port_probe_latest.json" } }, "jsc_table_extract_probe": { "name": "20260527T185247Z_jsc_table_extract_probe_output.json", "path": "/decoders/js8_decoder/logs/20260527T185247Z_jsc_table_extract_probe_output.json", "url": "/logs/20260527T185247Z_jsc_table_extract_probe_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 23855, "mtime_utc": "2026-05-27T18:52:52Z" }, "json_preview": { "ok": true, "tool": "webftr-js8-jsc-table-extract-probe", "tool_version": "step71-jsc-table-extract-probe", "schema": "webftr-js8-jsc-table-extract-probe-v1", "rx_only_guard": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false, "webftr_productive_integration": false }, "no_gui_runtime_started": true, "root": "/decoders/js8_decoder", "log_dir": "/decoders/js8_decoder/logs", "source_resolution": { "source_dir": "/decoders/js8_decoder/runtime/src/JS8Call-improved", "source_found": true, "checked": [ { "path": "/decoders/js8_decoder/runtime/src/JS8Call-improved", "exists": true, "is_dir": true } ] }, "step69_audit_summary": { "verdict": "jsc_source_ready_no_data_frames_in_current_fixture", "has_jsc_decompress_reference": true, "has_unpack_fast_data_message": true, "has_unpack_legacy_data_message": true, "has_huff_fallback_evidence": true }, "jsc_table_source_bundle": { "focused_files_present": [ "JS8_JSC/JSC.cpp", "JS8_JSC/JSC.h", "JS8_JSC/JSC_map.cpp", "JS8_JSC/JSC_list.cpp", "JS8_Main/Varicode.cpp", "JS8_Main/Varicode.h" ], "focused_files_missing": [ "JS8_JSC/jsc.cpp", "JS8_JSC/jsc.h" ], "focused_file_stats": [ { "path": "JS8_JSC/JSC.cpp", "exists": true, "bytes": 7392, "line_count": 299, "sha256": "0f1c974a96fd65e043b1a4dbdb69a9ae43e42dafe81f5f22f196b09596dbcdeb" }, { "path": "JS8_JSC/JSC.h", "exists": true, "bytes": 1232, "line_count": 48, "sha256": "3edfda65865dc4ede66730113c1c7250861253d78ed83f17626ce55c79b0f1d8" }, { "path": "JS8_JSC/JSC_map.cpp", "exists": true, "bytes": 7082880, "line_count": 262172, "sha256": "ab2bd62ef594f4629a2c93b6de43f5469b1fd6fe67ebf4d24f915bd11ccef813" }, { "path": "JS8_JSC/JSC_list.cpp", "exists": true, "bytes": 7085560, "line_count": 262278, "sha256": "993811813f1cd6e00e399f25352a34ae477b7e1b50745204c32d3df0058a0491" }, { "path": "JS8_Main/Varicode.cpp", "exists": true, "bytes": 72661, "line_count": 2371, "sha256": "2b4a877e7dae1a3fdd9141f4dd8af422185977d2e9363ad23ef6bc1918eaf53a" }, { "path": "JS8_Main/Varicode.h", "exists": true, "bytes": 8286, "line_count": 222, "sha256": "dd7b8bf50466d0d2dc42b8c9ec05a72126363b3cd02c7492c5e2dcc9c9abb99d" }, { "path": "JS8_JSC/JSC_checker.h", "exists": true, "bytes": 477, "line_count": 27, "sha256": "7bcf0d7af4fcab0274dd8163e3c8273118dea3796dc1993c0eab1e88217156f4" }, { "path": "JS8_JSC/JSC_checker.cpp", "exists": true, "bytes": 8715, "line_count": 310, "sha256": "274ff9504345d11c9dfdeccd8f8731f5207943a6ca29111f3af7ae922e70852b" } ], "file_payload_summaries": [ { "path": "JS8_JSC/JSC.cpp", "token_hits": { "JSC::decompress": 1, "JSC::compress": 1, "QMap": 1, "QStringList": 2, "decompress": 2, "compress": 8 }, "quoted_payloads": { "count": 5, "sha1": "86f5f3914035b44a10590f65931e95744bc1fbe4", "preview": [ "JSC.h", "JS8_Main/Varicode.h", " ", " ", " " ], "longest_length": 19 }, "numeric_payloads": { "count": 54, "sha1": "fb4c05cb8238ab66e1bfa80b17bcec09deadefac", "preview": [ 3, 2018, 1, 1, 0, 1, 4, 7, 2, 4, 0, 1, 1, 0, 4, 7, 2, 8, 0, 0, 1, 2, 1, 3, 2, 4, 3, 5, 4, 6, 5, 7, 6, 0, 4, 4, 4, 0, 1, 1 ], "min": 0, "max": 2018 }, "table_block_candidate_count": 0 }, { "path": "JS8_JSC/JSC.h", "token_hits": { "QMap": 1, "QVector": 3, "QStringList": 1, "decompress": 1, "compress": 2 }, "quoted_payloads": { "count": 0, "sha1": null, "preview": [], "longest_length": 0 }, "numeric_payloads": { "count": 7, "sha1": "ea8c788ef4b3aaf44d94bb8032429b9d04c26370", "preview": [ 2018, 0, 262144, 262144, 262144, 103, 103 ], "min": 0, "max": 262144 }, "table_block_candidate_count": 0 }, { "path": "JS8_JSC/JSC_map.cpp", "token_hits": { "JSC_map": 1 }, "quoted_payloads": { "count": 10000, "sha1": "526769a40ad90e2d2c34287e98b746084c09f2f2", "preview": [ "JSC.h", "E", "T", "A", "O", "I", "N", "S", "H", "R", "D", "L", "C", "U", "M", "W", "F", "G", "Y", "P", "B", ",", ".", "V", "K", "-", "+", "\"", "?", "!" ], "longest_length": 90 }, "numeric_payloads": { "count": 20000, "sha1": "0999e8706f8310753ed73308c79924be7059bcae", "preview": [ 3, 2018, 262144, 1, 0, 1, 1, 1, 2, 1, 3, 1, 4, 1, 5, 1, 6, 1, 7, 1, 8, 1, 9, 1, 10, 1, 11, 1, 12, 1, 13, 1, 14, 1, 15, 1, 16, 1, 17, 1 ], "min": 0, "max": 262144 }, "table_block_candidate_count": 0 }, { "path": "JS8_JSC/JSC_list.cpp", "token_hits": { "JSC_list": 1 }, "quoted_payloads": { "count": 10000, "sha1": "f0431a6771d806630866a7b704ee1c5504554fcd", "preview": [ "JSC.h", "~", "}", "|", "{", "`", "_", "^", "]", " ", "[", "ZZZZ", "ZZZ", "ZZYY", "ZZYW", "ZZYT", "ZZYS", "ZZYP", "ZZYO", "ZZYL", "ZZYI", "ZZYH", "ZZYG", "ZZYF", "ZZYD", "ZZYC", "ZZYB", "ZZYA", "ZZY", "ZZWO" ], "longest_length": 22 }, "numeric_payloads": { "count": 20000, "sha1": "ce4b3ea12826f80b3a2dfe6628a53db1902c8d0c", "preview": [ 3, 2018, 262144, 1, 66, 1, 61, 1, 62, 1, 60, 1, 65, 1, 48, 1, 64, 1, 59, 1, 67, 1, 58, 4, 91474, 3, 70901, 4, 171515, 4, 183602, 4, 195566, 4, 133423, 4, 253527, 4, 172771, 4 ], "min": 1, "max": 262144 }, "table_block_candidate_count": 2 }, { "path": "JS8_Main/Varicode.cpp", "token_hits": { "JSC::decompress": 3, "JSC::compress": 1, "QMap": 12, "QVector": 19, "QStringList": 17, "decompress": 3, "compress": 30 }, "quoted_payloads": { "count": 335, "sha1": "5b618b61efcffa1dfb4a996a41c3763b30b3ebaf", "preview": [ "Varicode.h", "JS8_JSC/JSC.h", "JS8_Mode/DecodedText.h", "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ+-./?", "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-+/?.", "((?[A-X]{2}[0-9]{2}(?:[A-X]{2}(?:[0-9]{2})?)*)+)", "((?(\\d|[A-Z])+\\/?((\\d|[A-Z]){2,})(\\/(\\d|[A-Z])+)?(\\/(\\d|[A-Z])+)?))", "((?\\b(?([0-9A-Z])?([0-9A-Z])([0-9])([A-Z])?([A-Z])?([A-Z])?)(?[/][P])?\\b))", "((?\\b(?[A-Z0-9]{1,4}\\/)?(?([0-9A-Z])?([0-9A-Z])([0-9])([A-Z])?([A-Z])?([A-Z])?)(?\\/[A-Z0", "((?(?:[@]?|\\b)(?[A-Z0-9\\/@][A-Z0-9\\/]{0,2}[\\/]?[A-Z0-9\\/]{0,3}[\\/]?[A-Z0-9\\/]{0,3})\\b))", "(([0-9A-Z ])([0-9A-Z])([0-9])([A-Z ])([A-Z ])([A-Z ]))", "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ /@", " HEARTBEAT", " HB", " CQ", " SNR?", "?", " DIT DIT", " HEARING?", " GRID?", ">", " STATUS?", " STATUS", " HEARING", " MSG", " MSG TO:", " QUERY", " QUERY MSGS", " QUERY MSGS?", " QUERY CALL" ], "longest_length": 162 }, "numeric_payloads": { "count": 1192, "sha1": "ff0cbffa918ab131a36a79d6d1d25e6c88f86caa", "preview": [ 2018, 41, 2, 0, 9, 2, 2, 0, 9, 2, 2, 0, 0, 0, 9, 9, 1, 4, 0, 0, 0, 9, 9, 1, 4, 9, 9, 0, 2, 9, 0, 3, 9, 0, 3, 0, 0, 0, 9, 1 ], "min": 0, "max": 18446744069414584320 }, "table_block_candidate_count": 8 }, { "path": "JS8_Main/Varicode.h", "token_hits": { "QMap": 4, "QVector": 11, "QStringList": 6 }, "quoted_payloads": { "count": 8, "sha1": "7367de55acb564de81eebdd9813c1eaff7b97838", "preview": [ "FrameHeartbeat", "FrameCompound", "FrameCompoundDirected", "FrameDirected", "FrameData", "FrameUnknown", "FrameDataCompressed", "FrameUnknown" ], "longest_length": 21 }, "numeric_payloads": { "count": 35, "sha1": "d738220eafa90f4a5dc6077ab67377f9a0bd532f", "preview": [ 2018, 0, 1, 2, 4, 8, 0, 0, 1, 1, 2, 10, 4, 100, 0, 1, 10, 11, 255, 11111111, 0, 0, 1, 1, 2, 10, 3, 11, 4, 2, 6, 2, 6, 5, 0 ], "min": 0, "max": 11111111 }, "table_block_candidate_count": 1 }, { "path": "JS8_JSC/JSC_checker.h", "token_hits": { "QStringList": 1 }, "quoted_payloads": { "count": 0, "sha1": null, "preview": [], "longest_length": 0 }, "numeric_payloads": { "count": 1, "sha1": "66efd9eefecf45dd64eff8e5cb2d13e005041925", "preview": [ 2018 ], "min": 2018, "max": 2018 }, "table_block_candidate_count": 0 }, { "path": "JS8_JSC/JSC_checker.cpp", "token_hits": { "QStringList": 3 }, "quoted_payloads": { "count": 15, "sha1": "9b2bf80a6353b9cb8b09e773feb295953e998aa4", "preview": [ "JSC_checker.h", "JS8_Main/Varicode.h", "JSC.h", "ABCDEFGHIJKLMNOPQRSTUVWXYZ", "^\\\\d+$", "^\\\\w$", "checking range ", " - ", "@", "correct", "word", "correct", "computing suggestions for word", "suggest", "jsc_checker.js8" ], "longest_length": 30 }, "numeric_payloads": { "count": 23, "sha1": "f0250c33ef66d223306f5b7bc0bf91b99a8c8389", "preview": [ 3, 2018, 10, 1, 1, 0, 1, 4, 1, 0, 26, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 0 ], "min": 0, "max": 2018 }, "table_block_candidate_count": 1 } ], "table_block_candidates": [ { "path": "JS8_JSC/JSC_list.cpp", "line": 25, "header_preview": "const Tuple JSC::list[262144]", "chars": 59, "sha256": "3eec4a2bc6458577c879e78f7207111bdc6a7ab330046e8ffd166fa6bfb2a944", "quoted_count": 2, "numeric_count": 4, "quoted_preview": [ "~", "}" ], "numeric_preview": [ 1, 66, 1, 61 ] }, { "path": "JS8_JSC/JSC_list.cpp", "line": 262173, "header_preview": "const Tuple JSC::prefix[103]", "chars": 2653, "sha256": "1569ed8197a2f077de22bffd3dc786f991984e2a5cff24a3ff4bb3647d29de57", "quoted_count": 103, "numeric_count": 216, "quoted_preview": [ "!", "\"", "#", "$", "%", "&", "'", "(", ")", "*", "+", "," ], "numeric_preview": [ 1, 262143, 1, 262142, 1, 262141, 1, 262140, 1, 262139, 1, 262138, 8, 262130, 1, 262129, 1, 262128, 1, 262127 ] }, { "path": "JS8_Main/Varicode.cpp", "line": 48, "header_preview": "QMap directed_cmds", "chars": 2098, "sha256": "54c2ee30ebb5f60ef3cf547c16b803a935cf607e5f7a630e48701207d5f14cd7", "quoted_count": 39, "numeric_count": 44, "quoted_preview": [ " HEARTBEAT", " HB", " CQ", " SNR?", "?", " DIT DIT", " HEARING?", " GRID?", ">", " STATUS?", " STATUS", " HEARING" ], "numeric_preview": [ 1, 1, 1, 0, 0, 1, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 12, 13, 14, 15 ] }, { "path": "JS8_Main/Varicode.cpp", "line": 120, "header_preview": "int> allowed_cmds", "chars": 183, "sha256": "921b9fb284ec74ed27550d958b8232fc4562cfc26374671be18dc79b7cd44fe5", "quoted_count": 0, "numeric_count": 33, "quoted_preview": [], "numeric_preview": [ 1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18 ] }, { "path": "JS8_Main/Varicode.cpp", "line": 125, "header_preview": "int> autoreply_cmds", "chars": 46, "sha256": "a0eceffe1f310810db3a69968d808b0bc08a9617311c71ccbfb89e1268159e90", "quoted_count": 0, "numeric_count": 13, "quoted_preview": [], "numeric_preview": [ 0, 2, 3, 4, 6, 9, 10, 11, 12, 13, 14, 16, 30 ] }, { "path": "JS8_Main/Varicode.cpp", "line": 128, "header_preview": "int> buffered_cmds", "chars": 30, "sha256": "17ce3f628d245621b9a126abcf924416add4bfb37925df2ae73036935fe3d460", "quoted_count": 0, "numeric_count": 8, "quoted_preview": [], "numeric_preview": [ 5, 9, 10, 11, 12, 13, 15, 24 ] }, { "path": "JS8_Main/Varicode.cpp", "line": 134, "header_preview": "QMap checksum_cmds", "chars": 112, "sha256": "8f554b3c0fbb86b5baac4fc4e75814fb8f0c166e200e1655300329e1e0420d6b", "quoted_count": 0, "numeric_count": 16, "quoted_preview": [], "numeric_preview": [ 5, 16, 9, 16, 10, 16, 11, 16, 12, 16, 13, 16, 15, 0, 24, 16 ] }, { "path": "JS8_Main/Varicode.cpp", "line": 162, "header_preview": "QMap hufftable", "chars": 1766, "sha256": "0801e3084efe5d61bc4bc84d40cd23260d543c79cced73cdf3cd16e50508a196", "quoted_count": 88, "numeric_count": 142, "quoted_preview": [ " ", "01", "E", "100", "T", "1101", "A", "0011", "O", "11111", "I", "11100" ], "numeric_preview": [ 1, 1, 0, 100, 0, 5, 1101, 0, 333333333333, 11, 0, 25, 11111, 0, 2, 11100, 0, 166666666667, 10111, 0 ] }, { "path": "JS8_Main/Varicode.cpp", "line": 218, "header_preview": "QMap basecalls", "chars": 2846, "sha256": "ecf17790db5faadd7958a64dcb9e8aeac79427ac61b390ae07e791615489eee4", "quoted_count": 54, "numeric_count": 75, "quoted_preview": [ "<....>", "@ALLCALL", "@JS8NET", "@DX/NA", "@DX/SA", "@DX/EU", "@DX/AS", "@DX/AF", "@DX/OC", "@DX/AN", "@REGION/1", "@REGION/2" ], "numeric_preview": [ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 1, 11, 1, 2, 12, 2, 3, 13, 3, 0 ] }, { "path": "JS8_Main/Varicode.cpp", "line": 287, "header_preview": "QMap cqs", "chars": 133, "sha256": "faa00ed894e44ef5d1125aaf6e47012146124ac4376d3aad68619f80327b6a5e", "quoted_count": 8, "numeric_count": 8, "quoted_preview": [ "CQ CQ CQ", "CQ DX", "CQ QRP", "CQ CONTEST", "CQ FIELD", "CQ FD", "CQ CQ", "CQ" ], "numeric_preview": [ 0, 1, 2, 3, 4, 5, 6, 7 ] }, { "path": "JS8_Main/Varicode.h", "line": 63, "header_preview": "const char *FrameTypeStrings[]", "chars": 204, "sha256": "3441dcd80fd6f257f494645a7f0678cc0dc1b4fd4d570d067ae2fcf8534210c3", "quoted_count": 7, "numeric_count": 1, "quoted_preview": [ "FrameHeartbeat", "FrameCompound", "FrameCompoundDirected", "FrameDirected", "FrameData", "FrameUnknown", "FrameDataCompressed" ], "numeric_preview": [ 5 ] }, { "path": "JS8_JSC/JSC_checker.cpp", "line": 37, "header_preview": "const QString ALPHABET", "chars": 30, "sha256": "a6aa5a9ec226235c107a7514939a75632d8f3ca405f0875660d8377ae7de8c32", "quoted_count": 1, "numeric_count": 0, "quoted_preview": [ "ABCDEFGHIJKLMNOPQRSTUVWXYZ" ], "numeric_preview": [] } ], "payload_totals": { "quoted_payload_count": 20363, "numeric_literal_count": 41312, "table_block_candidate_count": 12 }, "bundle_fingerprint_sha256": "46ff5c2aab7d37a5c20755654d61598e07ed137a6a9bdf07a2425bcf343d95e0" }, "port_readiness": { "has_jsc_cpp": true, "has_jsc_h": true, "has_jsc_map_cpp": true, "has_jsc_list_cpp": true, "has_payload_tables_or_literals": true, "has_decompress_path_evidence": true, "table_extract_ready": true, "compressed_frame_display_release_allowed": false }, "webftr_adapter_hint": { "safe_to_poll_read_only": true, "productive_integration": false, "do_not_merge_as_chat_text_yet": true, "step68_contract_remains_current_ui_source": true }, "warnings": [ "Step71 is a source-table extraction/readiness probe only.", "It does not execute JSC::decompress and does not release compressed FrameData as chat text.", "Fingerprints/previews are meant to anchor the next guarded source-faithful port step." ], "verdict": "jsc_table_payload_extracted_port_ready", "next_action": "Implement the guarded JSC bitstream/table decoder against this extracted fingerprint bundle, then validate only with compressed FrameData fixtures.", "stable_latest_written": "/decoders/js8_decoder/logs/js8_jsc_table_extract_probe_latest.json" } }, "data_frame_text_unpack_probe": { "name": "20260527T183918Z_data_frame_text_unpack_probe_output.json", "path": "/decoders/js8_decoder/logs/20260527T183918Z_data_frame_text_unpack_probe_output.json", "url": "/logs/20260527T183918Z_data_frame_text_unpack_probe_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 6092, "mtime_utc": "2026-05-27T18:39:20Z" }, "json_preview": { "ok": true, "tool": "webftr-js8-data-frame-text-unpack-probe", "tool_version": "step70-data-frame-text-unpack-probe", "schema": "webftr-js8-data-frame-text-unpack-probe-v1", "rx_only_guard": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false, "webftr_productive_integration": false }, "no_gui_runtime_started": true, "root": "/decoders/js8_decoder", "log_dir": "/decoders/js8_decoder/logs", "input_reports": [ { "path": "/decoders/js8_decoder/logs/20260527T183331Z_jsc_decompress_source_audit_output.json", "exists": true, "selected_latest": true, "input_kind": "step69_jsc_source_audit" } ], "source_resolution": { "source_dir": "/decoders/js8_decoder/runtime/src/JS8Call-improved", "source_found": true, "checked": [ { "path": "/decoders/js8_decoder/runtime/src/JS8Call-improved", "exists": true, "is_dir": true } ], "focused_files_present": [ "JS8_Main/Varicode.cpp", "JS8_Main/Varicode.h", "JS8_JSC/JSC.cpp", "JS8_JSC/JSC.h", "JS8_JSC/JSC_map.cpp", "JS8_JSC/JSC_list.cpp", "JS8_Mode/JS8.cpp", "JS8_Mode/JS8.h" ], "focused_files_missing": [ "JS8_JSC/jsc.cpp", "JS8_JSC/jsc.h" ] }, "jsc_decode_path_evidence": { "has_jsc_decompress_reference": true, "has_unpack_fast_data_message": true, "has_unpack_legacy_data_message": true, "has_huff_fallback_evidence": true, "expected_source_flow": [ "unpack72bits(message174_text) -> 72 bits", "FrameData/FrameDataCompressed bits are trimmed at the final zero padding marker", "compressed path calls JSC::decompress(bits)", "legacy non-compressed path uses Varicode::huffDecode(defaultHuffTable, bits)", "Step69 does not yet display free text; it only extracts and documents the source path for a safe Step70 port." ] }, "source_trim_contract": { "message174_to_72_bits": "unpack72bits(message174_text) -> 64-bit value + 8-bit remainder", "legacy_data_flags": "bit0=data, bit1=compressed", "legacy_noncompressed_path": "payload bits between data/compressed flags and final zero delimiter -> Varicode::huffDecode(defaultHuffTable)", "compressed_path": "same trim family, then JSC::decompress(payload bits); still blocked in Step70", "chat_release": "disabled; this step is a guarded port/harness probe only" }, "current_fixture_has_data_frames": false, "data_frame_candidate_count": 0, "data_frame_text_rows": [], "synthetic_selftest_fixtures": [ { "fixture_kind": "legacy_noncompressed_huff_data_frame", "input_text": "TEST", "message174_text_12chars": "jbDV++++++++", "payload_bit_count": 16, "bits72_prefix": "1011011001010011010111111111111111111111", "unpack_result": { "message_text_12chars": "jbDV++++++++", "ok": true, "data_text_release_allowed": false, "release_guard": "step70_diagnostics_only_no_chat_release", "top2": 2, "top3": 5, "is_data_flag": true, "compressed_flag": false, "last_zero_index": 18, "payload_bit_count": 16, "payload_preview_bits": "1101100101001101", "source_trim_rule": "bits[2:last_zero] using final zero as padding delimiter for legacy data frames", "frame_text_path": "legacy_huff_noncompressed", "huff_decode": { "text": "TEST", "consumed_bits": 16, "remaining_bits": 0, "complete": true }, "decoded_text": "TEST", "jsc_decompress_needed": false, "diagnostic_text_plausible": true, "warning": "Decoded only as a diagnostic legacy Huff data frame. It is not released to WebFTR chat rows in Step70." }, "passes": true }, { "fixture_kind": "legacy_noncompressed_huff_data_frame", "input_text": "CQ", "message174_text_12chars": "iI3+++++++++", "payload_bit_count": 13, "bits72_prefix": "1011000100100000111111111111111111111111", "unpack_result": { "message_text_12chars": "iI3+++++++++", "ok": true, "data_text_release_allowed": false, "release_guard": "step70_diagnostics_only_no_chat_release", "top2": 2, "top3": 5, "is_data_flag": true, "compressed_flag": false, "last_zero_index": 15, "payload_bit_count": 13, "payload_preview_bits": "1100010010000", "source_trim_rule": "bits[2:last_zero] using final zero as padding delimiter for legacy data frames", "frame_text_path": "legacy_huff_noncompressed", "huff_decode": { "text": "CQ", "consumed_bits": 13, "remaining_bits": 0, "complete": true }, "decoded_text": "CQ", "jsc_decompress_needed": false, "diagnostic_text_plausible": true, "warning": "Decoded only as a diagnostic legacy Huff data frame. It is not released to WebFTR chat rows in Step70." }, "passes": true } ], "selftest_fixture_pass_count": 2, "webftr_rx_rows": [], "webftr_display_count": 0, "webftr_adapter_hint": { "safe_to_poll_read_only": true, "productive_integration": false, "do_not_merge_as_chat_text_yet": true, "step68_contract_remains_current_ui_source": true }, "verdict": "data_frame_trim_and_huff_harness_ready_no_current_data_frames", "warnings": [ "Step70 remains RX-only and does not start JS8Call GUI/Qt.", "Step70 does not release decoded data text to WebFTR chat/RX rows.", "Compressed FrameData still needs a source-faithful JSC::decompress table port before free text can be considered displayable." ], "next_action": "Wait for or inject a real FrameData/FrameDataCompressed fixture, then run Step70 again; next implementation step is JSC table extraction/port for compressed frames.", "stable_latest_written": "/decoders/js8_decoder/logs/js8_data_frame_text_unpack_probe_latest.json" } }, "jsc_decompress_source_audit": { "name": "20260527T183331Z_jsc_decompress_source_audit_output.json", "path": "/decoders/js8_decoder/logs/20260527T183331Z_jsc_decompress_source_audit_output.json", "url": "/logs/20260527T183331Z_jsc_decompress_source_audit_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 111479, "mtime_utc": "2026-05-27T18:33:33Z" }, "json_preview": { "ok": true, "tool": "webftr-js8-jsc-decompress-source-audit-probe", "tool_version": "step69-jsc-decompress-source-audit-probe", "schema": "webftr-js8-jsc-decompress-source-audit-v1", "rx_only_guard": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false, "webftr_productive_integration": false }, "no_gui_runtime_started": true, "root": "/decoders/js8_decoder", "log_dir": "/decoders/js8_decoder/logs", "source_resolution": { "source_dir": "/decoders/js8_decoder/runtime/src/JS8Call-improved", "source_found": true, "checked": [ { "path": "/decoders/js8_decoder/runtime/src/JS8Call-improved", "exists": true, "is_dir": true } ], "focused_files_present": [ "JS8_Main/Varicode.cpp", "JS8_Main/Varicode.h", "JS8_JSC/JSC.cpp", "JS8_JSC/JSC.h", "JS8_JSC/JSC_map.cpp", "JS8_JSC/JSC_list.cpp", "JS8_Mode/JS8.cpp", "JS8_Mode/JS8.h" ], "focused_files_missing": [ "JS8_JSC/jsc.cpp", "JS8_JSC/jsc.h" ] }, "input_reports": [ { "path": "/decoders/js8_decoder/logs/20260527T181644Z_webftr_rx_ui_contract_output.json", "exists": true, "selected_latest_step68": true } ], "frame_inventory": { "frame_type_counts": { "FrameHeartbeat": 2, "FrameDirected": 2 }, "data_frame_candidates": [], "data_frame_candidate_count": 0, "current_fixture_has_data_frames": false }, "jsc_decode_path_evidence": { "has_jsc_decompress_reference": true, "has_unpack_fast_data_message": true, "has_unpack_legacy_data_message": true, "has_huff_fallback_evidence": true, "expected_source_flow": [ "unpack72bits(message174_text) -> 72 bits", "FrameData/FrameDataCompressed bits are trimmed at the final zero padding marker", "compressed path calls JSC::decompress(bits)", "legacy non-compressed path uses Varicode::huffDecode(defaultHuffTable, bits)", "Step69 does not yet display free text; it only extracts and documents the source path for a safe Step70 port." ] }, "source_snippets": [ { "keyword": "JSC::decompress", "path": "JS8_Main/Varicode.cpp", "line": 1938, "context": { "start_line": 1933, "end_line": 1943, "lines": [ { "line": 1933, "text": " // trim off the pad bits" }, { "line": 1934, "text": " bits = bits.mid(1, n - 1);" }, { "line": 1935, "text": "" }, { "line": 1936, "text": " if (compressed) {" }, { "line": 1937, "text": " // partial word (s,c)-dense coding with code tables" }, { "line": 1938, "text": " unpacked = JSC::decompress(bits);" }, { "line": 1939, "text": " } else {" }, { "line": 1940, "text": " // huff decode the bits (without escapes)" }, { "line": 1941, "text": " unpacked = Varicode::huffDecode(Varicode::defaultHuffTable(), bits);" }, { "line": 1942, "text": " }" }, { "line": 1943, "text": "" } ] } }, { "keyword": "JSC::decompress", "path": "JS8_Main/Varicode.cpp", "line": 2003, "context": { "start_line": 1998, "end_line": 2008, "lines": [ { "line": 1998, "text": " // trim off the pad bits" }, { "line": 1999, "text": " bits = bits.mid(1, n - 1);" }, { "line": 2000, "text": "" }, { "line": 2001, "text": " if (compressed) {" }, { "line": 2002, "text": " // partial word (s,c)-dense coding with code tables" }, { "line": 2003, "text": " unpacked = JSC::decompress(bits);" }, { "line": 2004, "text": " } else {" }, { "line": 2005, "text": " // huff decode the bits (without escapes)" }, { "line": 2006, "text": " unpacked = Varicode::huffDecode(Varicode::defaultHuffTable(), bits);" }, { "line": 2007, "text": " }" }, { "line": 2008, "text": "#else" } ] } }, { "keyword": "JSC::decompress", "path": "JS8_Main/Varicode.cpp", "line": 2015, "context": { "start_line": 2010, "end_line": 2020, "lines": [ { "line": 2010, "text": "" }, { "line": 2011, "text": " // trim off the pad bits" }, { "line": 2012, "text": " bits = bits.mid(0, n);" }, { "line": 2013, "text": "" }, { "line": 2014, "text": " // partial word (s,c)-dense coding with code tables" }, { "line": 2015, "text": " unpacked = JSC::decompress(bits);" }, { "line": 2016, "text": "#endif" }, { "line": 2017, "text": "" }, { "line": 2018, "text": " return unpacked;" }, { "line": 2019, "text": "}" }, { "line": 2020, "text": "" } ] } }, { "keyword": "JSC::compress", "path": "JS8_Main/Varicode.cpp", "line": 1849, "context": { "start_line": 1844, "end_line": 1854, "lines": [ { "line": 1844, "text": " if (!prefix.isEmpty()) {" }, { "line": 1845, "text": " frameBits << prefix;" }, { "line": 1846, "text": " }" }, { "line": 1847, "text": "" }, { "line": 1848, "text": " int i = 0;" }, { "line": 1849, "text": " foreach (auto pair, JSC::compress(input)) {" }, { "line": 1850, "text": " auto bits = pair.first;" }, { "line": 1851, "text": " auto chars = pair.second;" }, { "line": 1852, "text": "" }, { "line": 1853, "text": " if (frameBits.length() + bits.length() < frameSize) {" }, { "line": 1854, "text": " frameBits.append(bits);" } ] } }, { "keyword": "unpackDataMessage", "path": "JS8_Main/Varicode.cpp", "line": 1912, "context": { "start_line": 1907, "end_line": 1917, "lines": [ { "line": 1907, "text": "}" }, { "line": 1908, "text": "" }, { "line": 1909, "text": "// TODO: DEPRECATED in 2.2 (still available for decoding legacy frames, but will" }, { "line": 1910, "text": "// eventually no longer be decodable) unpack data message using 70 bits" }, { "line": 1911, "text": "// available flagged as data by the first 2 bits" }, { "line": 1912, "text": "QString Varicode::unpackDataMessage(const QString &text) {" }, { "line": 1913, "text": " QString unpacked;" }, { "line": 1914, "text": "" }, { "line": 1915, "text": " if (text.length() < 12 || text.contains(\" \")) {" }, { "line": 1916, "text": " return unpacked;" }, { "line": 1917, "text": " }" } ] } }, { "keyword": "unpackFastDataMessage", "path": "JS8_Main/Varicode.cpp", "line": 1983, "context": { "start_line": 1978, "end_line": 1988, "lines": [ { "line": 1978, "text": "#endif" }, { "line": 1979, "text": "}" }, { "line": 1980, "text": "" }, { "line": 1981, "text": "// unpack data message using the full 72 bits available (with the data flag in" }, { "line": 1982, "text": "// the i3bit header)" }, { "line": 1983, "text": "QString Varicode::unpackFastDataMessage(const QString &text) {" }, { "line": 1984, "text": " QString unpacked;" }, { "line": 1985, "text": "" }, { "line": 1986, "text": " if (text.length() < 12 || text.contains(\" \")) {" }, { "line": 1987, "text": " return unpacked;" }, { "line": 1988, "text": " }" } ] } }, { "keyword": "packCompressedMessage", "path": "JS8_Main/Varicode.cpp", "line": 1830, "context": { "start_line": 1825, "end_line": 1835, "lines": [ { "line": 1825, "text": " *n = i;" }, { "line": 1826, "text": "" }, { "line": 1827, "text": " return frame;" }, { "line": 1828, "text": "}" }, { "line": 1829, "text": "" }, { "line": 1830, "text": "QString packCompressedMessage(const QString &input, QVector prefix," }, { "line": 1831, "text": " int *n) {" }, { "line": 1832, "text": " static const int frameSize = 72;" }, { "line": 1833, "text": "" }, { "line": 1834, "text": " QString frame;" }, { "line": 1835, "text": "" } ] } }, { "keyword": "packCompressedMessage", "path": "JS8_Main/Varicode.cpp", "line": 1896, "context": { "start_line": 1891, "end_line": 1901, "lines": [ { "line": 1891, "text": " huffFrame = packHuffMessage(input, {true, false}, &huffChars);" }, { "line": 1892, "text": "" }, { "line": 1893, "text": " QString compressedFrame;" }, { "line": 1894, "text": " int compressedChars = 0;" }, { "line": 1895, "text": " compressedFrame =" }, { "line": 1896, "text": " packCompressedMessage(input, {true, true}, &compressedChars);" }, { "line": 1897, "text": "" }, { "line": 1898, "text": " if (huffChars > compressedChars) {" }, { "line": 1899, "text": " if (n)" }, { "line": 1900, "text": " *n = huffChars;" }, { "line": 1901, "text": " return huffFrame;" } ] } }, { "keyword": "packCompressedMessage", "path": "JS8_Main/Varicode.cpp", "line": 1959, "context": { "start_line": 1954, "end_line": 1964, "lines": [ { "line": 1954, "text": " int huffChars = 0;" }, { "line": 1955, "text": " huffFrame = packHuffMessage(input, {false}, &huffChars);" }, { "line": 1956, "text": "" }, { "line": 1957, "text": " QString compressedFrame;" }, { "line": 1958, "text": " int compressedChars = 0;" }, { "line": 1959, "text": " compressedFrame = packCompressedMessage(input, {true}, &compressedChars);" }, { "line": 1960, "text": "" }, { "line": 1961, "text": " if (huffChars > compressedChars) {" }, { "line": 1962, "text": " if (n)" }, { "line": 1963, "text": " *n = huffChars;" }, { "line": 1964, "text": " return huffFrame;" } ] } }, { "keyword": "packCompressedMessage", "path": "JS8_Main/Varicode.cpp", "line": 1973, "context": { "start_line": 1968, "end_line": 1978, "lines": [ { "line": 1968, "text": " return compressedFrame;" }, { "line": 1969, "text": " }" }, { "line": 1970, "text": "#else" }, { "line": 1971, "text": " QString compressedFrame;" }, { "line": 1972, "text": " int compressedChars = 0;" }, { "line": 1973, "text": " compressedFrame = packCompressedMessage(input, {}, &compressedChars);" }, { "line": 1974, "text": "" }, { "line": 1975, "text": " if (n)" }, { "line": 1976, "text": " *n = compressedChars;" }, { "line": 1977, "text": " return compressedFrame;" }, { "line": 1978, "text": "#endif" } ] } }, { "keyword": "packHuffMessage", "path": "JS8_Main/Varicode.cpp", "line": 1762, "context": { "start_line": 1757, "end_line": 1767, "lines": [ { "line": 1757, "text": " if (pType)" }, { "line": 1758, "text": " *pType = packed_flag;" }, { "line": 1759, "text": " return unpacked;" }, { "line": 1760, "text": "}" }, { "line": 1761, "text": "" }, { "line": 1762, "text": "QString packHuffMessage(const QString &input, const QVector prefix," }, { "line": 1763, "text": " int *n) {" }, { "line": 1764, "text": " static const int frameSize = 72;" }, { "line": 1765, "text": "" }, { "line": 1766, "text": " QString frame;" }, { "line": 1767, "text": "" } ] } }, { "keyword": "packHuffMessage", "path": "JS8_Main/Varicode.cpp", "line": 1891, "context": { "start_line": 1886, "end_line": 1896, "lines": [ { "line": 1886, "text": "// TODO: DEPRECATED in 2.2 (we will eventually stop transmitting these frames)" }, { "line": 1887, "text": "// pack data message using 70 bits available flagged as data by the first 2 bits" }, { "line": 1888, "text": "QString Varicode::packDataMessage(const QString &input, int *n) {" }, { "line": 1889, "text": " QString huffFrame;" }, { "line": 1890, "text": " int huffChars = 0;" }, { "line": 1891, "text": " huffFrame = packHuffMessage(input, {true, false}, &huffChars);" }, { "line": 1892, "text": "" }, { "line": 1893, "text": " QString compressedFrame;" }, { "line": 1894, "text": " int compressedChars = 0;" }, { "line": 1895, "text": " compressedFrame =" }, { "line": 1896, "text": " packCompressedMessage(input, {true, true}, &compressedChars);" } ] } }, { "keyword": "packHuffMessage", "path": "JS8_Main/Varicode.cpp", "line": 1955, "context": { "start_line": 1950, "end_line": 1960, "lines": [ { "line": 1950, "text": "// i3bit header)" }, { "line": 1951, "text": "QString Varicode::packFastDataMessage(const QString &input, int *n) {" }, { "line": 1952, "text": "#if JS8_FAST_DATA_CAN_USE_HUFF" }, { "line": 1953, "text": " QString huffFrame;" }, { "line": 1954, "text": " int huffChars = 0;" }, { "line": 1955, "text": " huffFrame = packHuffMessage(input, {false}, &huffChars);" }, { "line": 1956, "text": "" }, { "line": 1957, "text": " QString compressedFrame;" }, { "line": 1958, "text": " int compressedChars = 0;" }, { "line": 1959, "text": " compressedFrame = packCompressedMessage(input, {true}, &compressedChars);" }, { "line": 1960, "text": "" } ] } }, { "keyword": "huffDecode", "path": "JS8_Main/Varicode.cpp", "line": 597, "context": { "start_line": 592, "end_line": 602, "lines": [ { "line": 592, "text": " }" }, { "line": 593, "text": "" }, { "line": 594, "text": " return out;" }, { "line": 595, "text": "}" }, { "line": 596, "text": "" }, { "line": 597, "text": "QString Varicode::huffDecode(QMap const &huff," }, { "line": 598, "text": " QVector const &bitvec) {" }, { "line": 599, "text": " QString text;" }, { "line": 600, "text": "" }, { "line": 601, "text": " QString bits = Varicode::bitsToStr(bitvec);" }, { "line": 602, "text": "" } ] } }, { "keyword": "huffDecode", "path": "JS8_Main/Varicode.cpp", "line": 1941, "context": { "start_line": 1936, "end_line": 1946, "lines": [ { "line": 1936, "text": " if (compressed) {" }, { "line": 1937, "text": " // partial word (s,c)-dense coding with code tables" }, { "line": 1938, "text": " unpacked = JSC::decompress(bits);" }, { "line": 1939, "text": " } else {" }, { "line": 1940, "text": " // huff decode the bits (without escapes)" }, { "line": 1941, "text": " unpacked = Varicode::huffDecode(Varicode::defaultHuffTable(), bits);" }, { "line": 1942, "text": " }" }, { "line": 1943, "text": "" }, { "line": 1944, "text": " return unpacked;" }, { "line": 1945, "text": "}" }, { "line": 1946, "text": "" } ] } }, { "keyword": "huffDecode", "path": "JS8_Main/Varicode.cpp", "line": 2006, "context": { "start_line": 2001, "end_line": 2011, "lines": [ { "line": 2001, "text": " if (compressed) {" }, { "line": 2002, "text": " // partial word (s,c)-dense coding with code tables" }, { "line": 2003, "text": " unpacked = JSC::decompress(bits);" }, { "line": 2004, "text": " } else {" }, { "line": 2005, "text": " // huff decode the bits (without escapes)" }, { "line": 2006, "text": " unpacked = Varicode::huffDecode(Varicode::defaultHuffTable(), bits);" }, { "line": 2007, "text": " }" }, { "line": 2008, "text": "#else" }, { "line": 2009, "text": " int n = bits.lastIndexOf(0);" }, { "line": 2010, "text": "" }, { "line": 2011, "text": " // trim off the pad bits" } ] } }, { "keyword": "defaultHuffTable", "path": "JS8_Main/Varicode.cpp", "line": 438, "context": { "start_line": 433, "end_line": 443, "lines": [ { "line": 433, "text": "}" }, { "line": 434, "text": "" }, { "line": 435, "text": "/*" }, { "line": 436, "text": " * VARICODE" }, { "line": 437, "text": " */" }, { "line": 438, "text": "QMap Varicode::defaultHuffTable() { return hufftable; }" }, { "line": 439, "text": "" }, { "line": 440, "text": "QString Varicode::cqString(int number) {" }, { "line": 441, "text": " if (!cqs.contains(number)) {" }, { "line": 442, "text": " return QString{};" }, { "line": 443, "text": " }" } ] } }, { "keyword": "defaultHuffTable", "path": "JS8_Main/Varicode.cpp", "line": 1784, "context": { "start_line": 1779, "end_line": 1789, "lines": [ { "line": 1779, "text": " int i = 0;" }, { "line": 1780, "text": "" }, { "line": 1781, "text": " // only pack huff messages that only contain valid chars" }, { "line": 1782, "text": " QString::const_iterator it;" }, { "line": 1783, "text": " QSet validChars =" }, { "line": 1784, "text": " Varicode::huffValidChars(Varicode::defaultHuffTable());" }, { "line": 1785, "text": " for (it = input.constBegin(); it != input.constEnd(); it++) {" }, { "line": 1786, "text": " auto ch = (*it).toUpper();" }, { "line": 1787, "text": " if (!validChars.contains(ch)) {" }, { "line": 1788, "text": " if (n)" }, { "line": 1789, "text": " *n = 0;" } ] } }, { "keyword": "defaultHuffTable", "path": "JS8_Main/Varicode.cpp", "line": 1796, "context": { "start_line": 1791, "end_line": 1801, "lines": [ { "line": 1791, "text": " }" }, { "line": 1792, "text": " }" }, { "line": 1793, "text": "" }, { "line": 1794, "text": " // pack using the default huff table" }, { "line": 1795, "text": " foreach (auto pair," }, { "line": 1796, "text": " Varicode::huffEncode(Varicode::defaultHuffTable(), input)) {" }, { "line": 1797, "text": " auto charN = pair.first;" }, { "line": 1798, "text": " auto charBits = pair.second;" }, { "line": 1799, "text": " if (frameBits.length() + charBits.length() < frameSize) {" }, { "line": 1800, "text": " frameBits += charBits;" }, { "line": 1801, "text": " i += charN;" } ] } }, { "keyword": "defaultHuffTable", "path": "JS8_Main/Varicode.cpp", "line": 1941, "context": { "start_line": 1936, "end_line": 1946, "lines": [ { "line": 1936, "text": " if (compressed) {" }, { "line": 1937, "text": " // partial word (s,c)-dense coding with code tables" }, { "line": 1938, "text": " unpacked = JSC::decompress(bits);" }, { "line": 1939, "text": " } else {" }, { "line": 1940, "text": " // huff decode the bits (without escapes)" }, { "line": 1941, "text": " unpacked = Varicode::huffDecode(Varicode::defaultHuffTable(), bits);" }, { "line": 1942, "text": " }" }, { "line": 1943, "text": "" }, { "line": 1944, "text": " return unpacked;" }, { "line": 1945, "text": "}" }, { "line": 1946, "text": "" } ] } }, { "keyword": "FrameData", "path": "JS8_Main/Varicode.cpp", "line": 1532, "context": { "start_line": 1527, "end_line": 1537, "lines": [ { "line": 1527, "text": "QString Varicode::packCompoundFrame(const QString &callsign, quint8 type," }, { "line": 1528, "text": " quint16 num, quint8 bits3) {" }, { "line": 1529, "text": " QString frame;" }, { "line": 1530, "text": "" }, { "line": 1531, "text": " // needs to be a compound type..." }, { "line": 1532, "text": " if (type == Varicode::FrameData || type == Varicode::FrameDirected) {" }, { "line": 1533, "text": " return frame;" }, { "line": 1534, "text": " }" }, { "line": 1535, "text": "" }, { "line": 1536, "text": " quint8 packed_flag = type;" }, { "line": 1537, "text": " quint64 packed_callsign = Varicode::packAlphaNumeric50(callsign);" } ] } }, { "keyword": "FrameData", "path": "JS8_Main/Varicode.cpp", "line": 1576, "context": { "start_line": 1571, "end_line": 1581, "lines": [ { "line": 1571, "text": " quint8 packed_3 = packed_8 & ((1 << 3) - 1);" }, { "line": 1572, "text": "" }, { "line": 1573, "text": " quint8 packed_flag = Varicode::bitsToInt(bits.mid(0, 3));" }, { "line": 1574, "text": "" }, { "line": 1575, "text": " // needs to be a ping type..." }, { "line": 1576, "text": " if (packed_flag == Varicode::FrameData ||" }, { "line": 1577, "text": " packed_flag == Varicode::FrameDirected) {" }, { "line": 1578, "text": " return unpacked;" }, { "line": 1579, "text": " }" }, { "line": 1580, "text": "" }, { "line": 1581, "text": " quint64 packed_callsign = Varicode::bitsToInt(bits.mid(3, 50));" } ] } }, { "keyword": "JS8CallData", "path": "JS8_Main/Varicode.cpp", "line": 1842, "context": { "start_line": 1837, "end_line": 1847, "lines": [ { "line": 1837, "text": " // The first bit is a flag that indicates this is a data frame, technically" }, { "line": 1838, "text": " // encoded as [100] but, since none of the other frame types start with a 1," }, { "line": 1839, "text": " // we can drop the two zeros and use them for encoding the first two bits of" }, { "line": 1840, "text": " // the actuall data sent. boom! The second bit is a flag that indicates this" }, { "line": 1841, "text": " // is a compressed frame (dense coding) For fast modes, we don't use the" }, { "line": 1842, "text": " // prefix since it is indicated by the JS8CallData flag." }, { "line": 1843, "text": " QVector frameBits;" }, { "line": 1844, "text": " if (!prefix.isEmpty()) {" }, { "line": 1845, "text": " frameBits << prefix;" }, { "line": 1846, "text": " }" }, { "line": 1847, "text": "" } ] } }, { "keyword": "JS8CallData", "path": "JS8_Main/Varicode.cpp", "line": 2307, "context": { "start_line": 2302, "end_line": 2312, "lines": [ { "line": 2302, "text": " }" }, { "line": 2303, "text": " }" }, { "line": 2304, "text": "" }, { "line": 2305, "text": " if (useDat) {" }, { "line": 2306, "text": " // use the standard data frame" }, { "line": 2307, "text": " lineFrames.append({frame, fastDataFrame ? Varicode::JS8CallData" }, { "line": 2308, "text": " : Varicode::JS8Call});" }, { "line": 2309, "text": " line = line.mid(m);" }, { "line": 2310, "text": " }" }, { "line": 2311, "text": " }" }, { "line": 2312, "text": "" } ] } }, { "keyword": "lastIndexOf(0)", "path": "JS8_Main/Varicode.cpp", "line": 1931, "context": { "start_line": 1926, "end_line": 1936, "lines": [ { "line": 1926, "text": " }" }, { "line": 1927, "text": "" }, { "line": 1928, "text": " bits = bits.mid(1);" }, { "line": 1929, "text": "" }, { "line": 1930, "text": " bool compressed = bits.at(0);" }, { "line": 1931, "text": " int n = bits.lastIndexOf(0);" }, { "line": 1932, "text": "" }, { "line": 1933, "text": " // trim off the pad bits" }, { "line": 1934, "text": " bits = bits.mid(1, n - 1);" }, { "line": 1935, "text": "" }, { "line": 1936, "text": " if (compressed) {" } ] } }, { "keyword": "lastIndexOf(0)", "path": "JS8_Main/Varicode.cpp", "line": 1996, "context": { "start_line": 1991, "end_line": 2001, "lines": [ { "line": 1991, "text": " quint64 value = Varicode::unpack72bits(text, &rem);" }, { "line": 1992, "text": " auto bits = Varicode::intToBits(value, 64) + Varicode::intToBits(rem, 8);" }, { "line": 1993, "text": "" }, { "line": 1994, "text": "#if JS8_FAST_DATA_CAN_USE_HUFF" }, { "line": 1995, "text": " bool compressed = bits.at(0);" }, { "line": 1996, "text": " int n = bits.lastIndexOf(0);" }, { "line": 1997, "text": "" }, { "line": 1998, "text": " // trim off the pad bits" }, { "line": 1999, "text": " bits = bits.mid(1, n - 1);" }, { "line": 2000, "text": "" }, { "line": 2001, "text": " if (compressed) {" } ] } }, { "keyword": "lastIndexOf(0)", "path": "JS8_Main/Varicode.cpp", "line": 2009, "context": { "start_line": 2004, "end_line": 2014, "lines": [ { "line": 2004, "text": " } else {" }, { "line": 2005, "text": " // huff decode the bits (without escapes)" }, { "line": 2006, "text": " unpacked = Varicode::huffDecode(Varicode::defaultHuffTable(), bits);" }, { "line": 2007, "text": " }" }, { "line": 2008, "text": "#else" }, { "line": 2009, "text": " int n = bits.lastIndexOf(0);" }, { "line": 2010, "text": "" }, { "line": 2011, "text": " // trim off the pad bits" }, { "line": 2012, "text": " bits = bits.mid(0, n);" }, { "line": 2013, "text": "" }, { "line": 2014, "text": " // partial word (s,c)-dense coding with code tables" } ] } }, { "keyword": "bits.mid", "path": "JS8_Main/Varicode.cpp", "line": 614, "context": { "start_line": 609, "end_line": 619, "lines": [ { "line": 609, "text": " text.append(\" \");" }, { "line": 610, "text": " found = false;" }, { "line": 611, "text": " break;" }, { "line": 612, "text": " }" }, { "line": 613, "text": " text.append(key);" }, { "line": 614, "text": " bits = bits.mid(huff[key].length());" }, { "line": 615, "text": " found = true;" }, { "line": 616, "text": " }" }, { "line": 617, "text": " }" }, { "line": 618, "text": " if (!found) {" }, { "line": 619, "text": " break;" } ] } }, { "keyword": "bits.mid", "path": "JS8_Main/Varicode.cpp", "line": 1573, "context": { "start_line": 1568, "end_line": 1578, "lines": [ { "line": 1568, "text": " Varicode::intToBits(Varicode::unpack72bits(text, &packed_8), 64);" }, { "line": 1569, "text": "" }, { "line": 1570, "text": " quint8 packed_5 = packed_8 >> 3;" }, { "line": 1571, "text": " quint8 packed_3 = packed_8 & ((1 << 3) - 1);" }, { "line": 1572, "text": "" }, { "line": 1573, "text": " quint8 packed_flag = Varicode::bitsToInt(bits.mid(0, 3));" }, { "line": 1574, "text": "" }, { "line": 1575, "text": " // needs to be a ping type..." }, { "line": 1576, "text": " if (packed_flag == Varicode::FrameData ||" }, { "line": 1577, "text": " packed_flag == Varicode::FrameDirected) {" }, { "line": 1578, "text": " return unpacked;" } ] } }, { "keyword": "bits.mid", "path": "JS8_Main/Varicode.cpp", "line": 1581, "context": { "start_line": 1576, "end_line": 1586, "lines": [ { "line": 1576, "text": " if (packed_flag == Varicode::FrameData ||" }, { "line": 1577, "text": " packed_flag == Varicode::FrameDirected) {" }, { "line": 1578, "text": " return unpacked;" }, { "line": 1579, "text": " }" }, { "line": 1580, "text": "" }, { "line": 1581, "text": " quint64 packed_callsign = Varicode::bitsToInt(bits.mid(3, 50));" }, { "line": 1582, "text": " quint16 packed_11 = Varicode::bitsToInt(bits.mid(53, 11));" }, { "line": 1583, "text": "" }, { "line": 1584, "text": " QString callsign = Varicode::unpackAlphaNumeric50(packed_callsign);" }, { "line": 1585, "text": "" }, { "line": 1586, "text": " quint16 num = (packed_11 << 5) | packed_5;" } ] } }, { "keyword": "bits.mid", "path": "JS8_Main/Varicode.cpp", "line": 1582, "context": { "start_line": 1577, "end_line": 1587, "lines": [ { "line": 1577, "text": " packed_flag == Varicode::FrameDirected) {" }, { "line": 1578, "text": " return unpacked;" }, { "line": 1579, "text": " }" }, { "line": 1580, "text": "" }, { "line": 1581, "text": " quint64 packed_callsign = Varicode::bitsToInt(bits.mid(3, 50));" }, { "line": 1582, "text": " quint16 packed_11 = Varicode::bitsToInt(bits.mid(53, 11));" }, { "line": 1583, "text": "" }, { "line": 1584, "text": " QString callsign = Varicode::unpackAlphaNumeric50(packed_callsign);" }, { "line": 1585, "text": "" }, { "line": 1586, "text": " quint16 num = (packed_11 << 5) | packed_5;" }, { "line": 1587, "text": "" } ] } }, { "keyword": "pack72bits", "path": "JS8_Main/Varicode.cpp", "line": 767, "context": { "start_line": 762, "end_line": 772, "lines": [ { "line": 762, "text": " quint32 b = packed & 0xFFFFFFFF;" }, { "line": 763, "text": " return pack32bits(a) + pack32bits(b);" }, { "line": 764, "text": "}" }, { "line": 765, "text": "" }, { "line": 766, "text": "// returns the first 64 bits and sets the last 8 bits in pRem" }, { "line": 767, "text": "quint64 Varicode::unpack72bits(QString const &text, quint8 *pRem) {" }, { "line": 768, "text": " quint64 value = 0;" }, { "line": 769, "text": " quint8 rem = 0;" }, { "line": 770, "text": " quint8 mask2 = ((1 << 2) - 1);" }, { "line": 771, "text": "" }, { "line": 772, "text": " for (int i = 0; i < 10; i++) {" } ] } }, { "keyword": "pack72bits", "path": "JS8_Main/Varicode.cpp", "line": 787, "context": { "start_line": 782, "end_line": 792, "lines": [ { "line": 782, "text": " if (pRem)" }, { "line": 783, "text": " *pRem = rem;" }, { "line": 784, "text": " return value;" }, { "line": 785, "text": "}" }, { "line": 786, "text": "" }, { "line": 787, "text": "QString Varicode::pack72bits(quint64 value, quint8 rem) {" }, { "line": 788, "text": " QChar packed[12]; // 12 x 6bit characters" }, { "line": 789, "text": "" }, { "line": 790, "text": " quint8 mask4 = ((1 << 4) - 1);" }, { "line": 791, "text": " quint8 mask6 = ((1 << 6) - 1);" }, { "line": 792, "text": "" } ] } }, { "keyword": "pack72bits", "path": "JS8_Main/Varicode.cpp", "line": 1554, "context": { "start_line": 1549, "end_line": 1559, "lines": [ { "line": 1549, "text": " // [3][50][11],[5][3] = 72" }, { "line": 1550, "text": " auto bits = (Varicode::intToBits(packed_flag, 3) +" }, { "line": 1551, "text": " Varicode::intToBits(packed_callsign, 50) +" }, { "line": 1552, "text": " Varicode::intToBits(packed_11, 11));" }, { "line": 1553, "text": "" }, { "line": 1554, "text": " return Varicode::pack72bits(Varicode::bitsToInt(bits), packed_8);" }, { "line": 1555, "text": "}" }, { "line": 1556, "text": "" }, { "line": 1557, "text": "QStringList Varicode::unpackCompoundFrame(const QString &text, quint8 *pType," }, { "line": 1558, "text": " quint16 *pNum, quint8 *pBits3) {" }, { "line": 1559, "text": " QStringList unpacked;" } ] } }, { "keyword": "pack72bits", "path": "JS8_Main/Varicode.cpp", "line": 1568, "context": { "start_line": 1563, "end_line": 1573, "lines": [ { "line": 1563, "text": " }" }, { "line": 1564, "text": "" }, { "line": 1565, "text": " // [3][50][11],[5][3] = 72" }, { "line": 1566, "text": " quint8 packed_8 = 0;" }, { "line": 1567, "text": " auto bits =" }, { "line": 1568, "text": " Varicode::intToBits(Varicode::unpack72bits(text, &packed_8), 64);" }, { "line": 1569, "text": "" }, { "line": 1570, "text": " quint8 packed_5 = packed_8 >> 3;" }, { "line": 1571, "text": " quint8 packed_3 = packed_8 & ((1 << 3) - 1);" }, { "line": 1572, "text": "" }, { "line": 1573, "text": " quint8 packed_flag = Varicode::bitsToInt(bits.mid(0, 3));" } ] } }, { "keyword": "unpack72bits", "path": "JS8_Main/Varicode.cpp", "line": 767, "context": { "start_line": 762, "end_line": 772, "lines": [ { "line": 762, "text": " quint32 b = packed & 0xFFFFFFFF;" }, { "line": 763, "text": " return pack32bits(a) + pack32bits(b);" }, { "line": 764, "text": "}" }, { "line": 765, "text": "" }, { "line": 766, "text": "// returns the first 64 bits and sets the last 8 bits in pRem" }, { "line": 767, "text": "quint64 Varicode::unpack72bits(QString const &text, quint8 *pRem) {" }, { "line": 768, "text": " quint64 value = 0;" }, { "line": 769, "text": " quint8 rem = 0;" }, { "line": 770, "text": " quint8 mask2 = ((1 << 2) - 1);" }, { "line": 771, "text": "" }, { "line": 772, "text": " for (int i = 0; i < 10; i++) {" } ] } }, { "keyword": "unpack72bits", "path": "JS8_Main/Varicode.cpp", "line": 1568, "context": { "start_line": 1563, "end_line": 1573, "lines": [ { "line": 1563, "text": " }" }, { "line": 1564, "text": "" }, { "line": 1565, "text": " // [3][50][11],[5][3] = 72" }, { "line": 1566, "text": " quint8 packed_8 = 0;" }, { "line": 1567, "text": " auto bits =" }, { "line": 1568, "text": " Varicode::intToBits(Varicode::unpack72bits(text, &packed_8), 64);" }, { "line": 1569, "text": "" }, { "line": 1570, "text": " quint8 packed_5 = packed_8 >> 3;" }, { "line": 1571, "text": " quint8 packed_3 = packed_8 & ((1 << 3) - 1);" }, { "line": 1572, "text": "" }, { "line": 1573, "text": " quint8 packed_flag = Varicode::bitsToInt(bits.mid(0, 3));" } ] } }, { "keyword": "unpack72bits", "path": "JS8_Main/Varicode.cpp", "line": 1726, "context": { "start_line": 1721, "end_line": 1731, "lines": [ { "line": 1721, "text": " return unpacked;" }, { "line": 1722, "text": " }" }, { "line": 1723, "text": "" }, { "line": 1724, "text": " // [3][28][22][11],[2][6] = 72" }, { "line": 1725, "text": " quint8 extra = 0;" }, { "line": 1726, "text": " auto bits = Varicode::intToBits(Varicode::unpack72bits(text, &extra), 64);" }, { "line": 1727, "text": "" }, { "line": 1728, "text": " quint8 packed_flag = Varicode::bitsToInt(bits.mid(0, 3));" }, { "line": 1729, "text": " if (packed_flag != Varicode::FrameDirected) {" }, { "line": 1730, "text": " return unpacked;" }, { "line": 1731, "text": " }" } ] } }, { "keyword": "unpack72bits", "path": "JS8_Main/Varicode.cpp", "line": 1920, "context": { "start_line": 1915, "end_line": 1925, "lines": [ { "line": 1915, "text": " if (text.length() < 12 || text.contains(\" \")) {" }, { "line": 1916, "text": " return unpacked;" }, { "line": 1917, "text": " }" }, { "line": 1918, "text": "" }, { "line": 1919, "text": " quint8 rem = 0;" }, { "line": 1920, "text": " quint64 value = Varicode::unpack72bits(text, &rem);" }, { "line": 1921, "text": " auto bits = Varicode::intToBits(value, 64) + Varicode::intToBits(rem, 8);" }, { "line": 1922, "text": "" }, { "line": 1923, "text": " bool isData = bits.at(0);" }, { "line": 1924, "text": " if (!isData) {" }, { "line": 1925, "text": " return unpacked;" } ] } }, { "keyword": "buildMessageFrames", "path": "JS8_Main/Varicode.cpp", "line": 159, "context": { "start_line": 154, "end_line": 164, "lines": [ { "line": 154, "text": " R\"(^\\s*(?[@](?:ALLCALL|HB)\\s+)?(?CQ CQ CQ|CQ DX|CQ QRP|CQ CONTEST|CQ FIELD|CQ FD|CQ CQ|CQ|HB|HEARTBEAT(?!\\s+SNR))(?:\\s(?[A-R]{2}[0-9]{2}))?\\b)\");" }, { "line": 155, "text": "" }, { "line": 156, "text": "QRegularExpression" }, { "line": 157, "text": " compound_re(\"^\\\\s*[`]\" + callsign_pattern + \"(?\" +" }, { "line": 158, "text": " optional_grid_pattern + // there's a reason this is first (see:" }, { "line": 159, "text": " // buildMessageFrames)" }, { "line": 160, "text": " optional_cmd_pattern + optional_num_pattern + \")\");" }, { "line": 161, "text": "" }, { "line": 162, "text": "QMap hufftable = {" }, { "line": 163, "text": " // char code weight" }, { "line": 164, "text": " {\" \", \"01\"}, // 1.0" } ] } }, { "keyword": "buildMessageFrames", "path": "JS8_Main/Varicode.cpp", "line": 2023, "context": { "start_line": 2018, "end_line": 2028, "lines": [ { "line": 2018, "text": " return unpacked;" }, { "line": 2019, "text": "}" }, { "line": 2020, "text": "" }, { "line": 2021, "text": "// TODO: remove the dependence on providing all this data?" }, { "line": 2022, "text": "QList>" }, { "line": 2023, "text": "Varicode::buildMessageFrames(QString const &mycall, QString const &mygrid," }, { "line": 2024, "text": " QString const &selectedCall, QString const &text," }, { "line": 2025, "text": " bool forceIdentify, bool forceData, int submode," }, { "line": 2026, "text": " MessageInfo *pInfo) {" }, { "line": 2027, "text": "" }, { "line": 2028, "text": "#define ALLOW_SEND_COMPOUND 1" } ] } }, { "keyword": "buildMessageFrames", "path": "JS8_Main/Varicode.cpp", "line": 2335, "context": { "start_line": 2330, "end_line": 2340, "lines": [ { "line": 2330, "text": " m_forceIdentify{forceIdentify}, m_forceData{forceData}," }, { "line": 2331, "text": " m_submode{submode} {}" }, { "line": 2332, "text": "" }, { "line": 2333, "text": "void BuildMessageFramesThread::run() {" }, { "line": 2334, "text": " auto results =" }, { "line": 2335, "text": " Varicode::buildMessageFrames(m_mycall, m_mygrid, m_selectedCall, m_text," }, { "line": 2336, "text": " m_forceIdentify, m_forceData, m_submode);" }, { "line": 2337, "text": "" }, { "line": 2338, "text": " // TODO: jsherer - we wouldn't normally use DecodedText.h here... but it's" }, { "line": 2339, "text": " // useful for computing the actual frames transmitted." }, { "line": 2340, "text": " QStringList textList;" } ] } }, { "keyword": "unpackDataMessage", "path": "JS8_Main/Varicode.h", "line": 189, "context": { "start_line": 184, "end_line": 194, "lines": [ { "line": 184, "text": " QString *pNum, int *n);" }, { "line": 185, "text": " static QStringList unpackDirectedMessage(QString const &text," }, { "line": 186, "text": " quint8 *pType);" }, { "line": 187, "text": "" }, { "line": 188, "text": " static QString packDataMessage(QString const &text, int *n);" }, { "line": 189, "text": " static QString unpackDataMessage(QString const &text);" }, { "line": 190, "text": "" }, { "line": 191, "text": " static QString packFastDataMessage(QString const &text, int *n);" }, { "line": 192, "text": " static QString unpackFastDataMessage(QString const &text);" }, { "line": 193, "text": "" }, { "line": 194, "text": " static QList>" } ] } }, { "keyword": "unpackFastDataMessage", "path": "JS8_Main/Varicode.h", "line": 192, "context": { "start_line": 187, "end_line": 197, "lines": [ { "line": 187, "text": "" }, { "line": 188, "text": " static QString packDataMessage(QString const &text, int *n);" }, { "line": 189, "text": " static QString unpackDataMessage(QString const &text);" }, { "line": 190, "text": "" }, { "line": 191, "text": " static QString packFastDataMessage(QString const &text, int *n);" }, { "line": 192, "text": " static QString unpackFastDataMessage(QString const &text);" }, { "line": 193, "text": "" }, { "line": 194, "text": " static QList>" }, { "line": 195, "text": " buildMessageFrames(QString const &mycall, QString const &mygrid," }, { "line": 196, "text": " QString const &selectedCall, QString const &text," }, { "line": 197, "text": " bool forceIdentify, bool forceData, int submode," } ] } }, { "keyword": "huffDecode", "path": "JS8_Main/Varicode.h", "line": 107, "context": { "start_line": 102, "end_line": 112, "lines": [ { "line": 102, "text": " static QStringList parseCallsigns(QString const &input);" }, { "line": 103, "text": " static QStringList parseGrids(QString const &input);" }, { "line": 104, "text": "" }, { "line": 105, "text": " static QList>>" }, { "line": 106, "text": " huffEncode(const QMap &huff, QString const &text);" }, { "line": 107, "text": " static QString huffDecode(const QMap &huff," }, { "line": 108, "text": " QVector const &bitvec);" }, { "line": 109, "text": " static QSet huffValidChars(const QMap &huff);" }, { "line": 110, "text": "" }, { "line": 111, "text": " static QVector bytesToBits(char *bitvec, int n);" }, { "line": 112, "text": " static QVector strToBits(QString const &bitvec);" } ] } }, { "keyword": "defaultHuffTable", "path": "JS8_Main/Varicode.h", "line": 88, "context": { "start_line": 83, "end_line": 93, "lines": [ { "line": 83, "text": " static QString unescape(const QString &text);" }, { "line": 84, "text": "" }, { "line": 85, "text": " static QString rstrip(const QString &str);" }, { "line": 86, "text": " static QString lstrip(const QString &str);" }, { "line": 87, "text": "" }, { "line": 88, "text": " static QMap defaultHuffTable();" }, { "line": 89, "text": " static QString cqString(int number);" }, { "line": 90, "text": " static QString hbString(int number);" }, { "line": 91, "text": " static bool startsWithCQ(QString text);" }, { "line": 92, "text": " static bool startsWithHB(QString text);" }, { "line": 93, "text": " static QString formatSNR(int snr);" } ] } }, { "keyword": "FrameDataCompressed", "path": "JS8_Main/Varicode.h", "line": 56, "context": { "start_line": 51, "end_line": 61, "lines": [ { "line": 51, "text": " FrameCompound = 1, // [001]" }, { "line": 52, "text": " FrameCompoundDirected = 2, // [010]" }, { "line": 53, "text": " FrameDirected = 3, // [011]" }, { "line": 54, "text": " FrameData = 4, // [10X] // but this only encodes the first 2 msb bits" }, { "line": 55, "text": " // and drops the lsb" }, { "line": 56, "text": " FrameDataCompressed = 6, // [11X] // but this only encodes the first 2" }, { "line": 57, "text": " // msb bits and drops the lsb" }, { "line": 58, "text": " };" }, { "line": 59, "text": "" }, { "line": 60, "text": " static const quint8 FrameTypeMax = 6;" }, { "line": 61, "text": "" } ] } }, { "keyword": "FrameDataCompressed", "path": "JS8_Main/Varicode.h", "line": 67, "context": { "start_line": 62, "end_line": 72, "lines": [ { "line": 62, "text": " static QString frameTypeString(quint8 type) {" }, { "line": 63, "text": " const char *FrameTypeStrings[] = {" }, { "line": 64, "text": " \"FrameHeartbeat\", \"FrameCompound\", \"FrameCompoundDirected\"," }, { "line": 65, "text": " \"FrameDirected\", \"FrameData\"," }, { "line": 66, "text": " \"FrameUnknown\", // 5" }, { "line": 67, "text": " \"FrameDataCompressed\"," }, { "line": 68, "text": " };" }, { "line": 69, "text": "" }, { "line": 70, "text": " if (type > FrameTypeMax) {" }, { "line": 71, "text": " return \"FrameUnknown\";" }, { "line": 72, "text": " }" } ] } }, { "keyword": "FrameData", "path": "JS8_Main/Varicode.h", "line": 54, "context": { "start_line": 49, "end_line": 59, "lines": [ { "line": 49, "text": " FrameUnknown = 255, // [11111111] <- only used as a sentinel" }, { "line": 50, "text": " FrameHeartbeat = 0, // [000]" }, { "line": 51, "text": " FrameCompound = 1, // [001]" }, { "line": 52, "text": " FrameCompoundDirected = 2, // [010]" }, { "line": 53, "text": " FrameDirected = 3, // [011]" }, { "line": 54, "text": " FrameData = 4, // [10X] // but this only encodes the first 2 msb bits" }, { "line": 55, "text": " // and drops the lsb" }, { "line": 56, "text": " FrameDataCompressed = 6, // [11X] // but this only encodes the first 2" }, { "line": 57, "text": " // msb bits and drops the lsb" }, { "line": 58, "text": " };" }, { "line": 59, "text": "" } ] } }, { "keyword": "FrameData", "path": "JS8_Main/Varicode.h", "line": 56, "context": { "start_line": 51, "end_line": 61, "lines": [ { "line": 51, "text": " FrameCompound = 1, // [001]" }, { "line": 52, "text": " FrameCompoundDirected = 2, // [010]" }, { "line": 53, "text": " FrameDirected = 3, // [011]" }, { "line": 54, "text": " FrameData = 4, // [10X] // but this only encodes the first 2 msb bits" }, { "line": 55, "text": " // and drops the lsb" }, { "line": 56, "text": " FrameDataCompressed = 6, // [11X] // but this only encodes the first 2" }, { "line": 57, "text": " // msb bits and drops the lsb" }, { "line": 58, "text": " };" }, { "line": 59, "text": "" }, { "line": 60, "text": " static const quint8 FrameTypeMax = 6;" }, { "line": 61, "text": "" } ] } }, { "keyword": "FrameData", "path": "JS8_Main/Varicode.h", "line": 65, "context": { "start_line": 60, "end_line": 70, "lines": [ { "line": 60, "text": " static const quint8 FrameTypeMax = 6;" }, { "line": 61, "text": "" }, { "line": 62, "text": " static QString frameTypeString(quint8 type) {" }, { "line": 63, "text": " const char *FrameTypeStrings[] = {" }, { "line": 64, "text": " \"FrameHeartbeat\", \"FrameCompound\", \"FrameCompoundDirected\"," }, { "line": 65, "text": " \"FrameDirected\", \"FrameData\"," }, { "line": 66, "text": " \"FrameUnknown\", // 5" }, { "line": 67, "text": " \"FrameDataCompressed\"," }, { "line": 68, "text": " };" }, { "line": 69, "text": "" }, { "line": 70, "text": " if (type > FrameTypeMax) {" } ] } }, { "keyword": "FrameData", "path": "JS8_Main/Varicode.h", "line": 67, "context": { "start_line": 62, "end_line": 72, "lines": [ { "line": 62, "text": " static QString frameTypeString(quint8 type) {" }, { "line": 63, "text": " const char *FrameTypeStrings[] = {" }, { "line": 64, "text": " \"FrameHeartbeat\", \"FrameCompound\", \"FrameCompoundDirected\"," }, { "line": 65, "text": " \"FrameDirected\", \"FrameData\"," }, { "line": 66, "text": " \"FrameUnknown\", // 5" }, { "line": 67, "text": " \"FrameDataCompressed\"," }, { "line": 68, "text": " };" }, { "line": 69, "text": "" }, { "line": 70, "text": " if (type > FrameTypeMax) {" }, { "line": 71, "text": " return \"FrameUnknown\";" }, { "line": 72, "text": " }" } ] } }, { "keyword": "JS8CallData", "path": "JS8_Main/Varicode.h", "line": 37, "context": { "start_line": 32, "end_line": 42, "lines": [ { "line": 32, "text": " // frame type transmitted via itype and decoded by the ft8 decoded" }, { "line": 33, "text": " enum TransmissionType {" }, { "line": 34, "text": " JS8Call = 0, // [000] <- any other frame of the message" }, { "line": 35, "text": " JS8CallFirst = 1, // [001] <- the first frame of a message" }, { "line": 36, "text": " JS8CallLast = 2, // [010] <- the last frame of a message" }, { "line": 37, "text": " JS8CallData = 4, // [100] <- flagged frame (no frame type header)" }, { "line": 38, "text": " };" }, { "line": 39, "text": "" }, { "line": 40, "text": " /*" }, { "line": 41, "text": "" }, { "line": 42, "text": " 000 = heartbeat" } ] } }, { "keyword": "pack72bits", "path": "JS8_Main/Varicode.h", "line": 135, "context": { "start_line": 130, "end_line": 140, "lines": [ { "line": 130, "text": " static QString pack32bits(quint32 packed);" }, { "line": 131, "text": "" }, { "line": 132, "text": " static quint64 unpack64bits(QString const &value);" }, { "line": 133, "text": " static QString pack64bits(quint64 packed);" }, { "line": 134, "text": "" }, { "line": 135, "text": " static quint64 unpack72bits(QString const &value, quint8 *pRem);" }, { "line": 136, "text": " static QString pack72bits(quint64 value, quint8 rem);" }, { "line": 137, "text": "" }, { "line": 138, "text": " static quint32 packAlphaNumeric22(QString const &value, bool isFlag);" }, { "line": 139, "text": " static QString unpackAlphaNumeric22(quint32 packed, bool *isFlag);" }, { "line": 140, "text": "" } ] } }, { "keyword": "pack72bits", "path": "JS8_Main/Varicode.h", "line": 136, "context": { "start_line": 131, "end_line": 141, "lines": [ { "line": 131, "text": "" }, { "line": 132, "text": " static quint64 unpack64bits(QString const &value);" }, { "line": 133, "text": " static QString pack64bits(quint64 packed);" }, { "line": 134, "text": "" }, { "line": 135, "text": " static quint64 unpack72bits(QString const &value, quint8 *pRem);" }, { "line": 136, "text": " static QString pack72bits(quint64 value, quint8 rem);" }, { "line": 137, "text": "" }, { "line": 138, "text": " static quint32 packAlphaNumeric22(QString const &value, bool isFlag);" }, { "line": 139, "text": " static QString unpackAlphaNumeric22(quint32 packed, bool *isFlag);" }, { "line": 140, "text": "" }, { "line": 141, "text": " static quint64 packAlphaNumeric50(QString const &value);" } ] } }, { "keyword": "unpack72bits", "path": "JS8_Main/Varicode.h", "line": 135, "context": { "start_line": 130, "end_line": 140, "lines": [ { "line": 130, "text": " static QString pack32bits(quint32 packed);" }, { "line": 131, "text": "" }, { "line": 132, "text": " static quint64 unpack64bits(QString const &value);" }, { "line": 133, "text": " static QString pack64bits(quint64 packed);" }, { "line": 134, "text": "" }, { "line": 135, "text": " static quint64 unpack72bits(QString const &value, quint8 *pRem);" }, { "line": 136, "text": " static QString pack72bits(quint64 value, quint8 rem);" }, { "line": 137, "text": "" }, { "line": 138, "text": " static quint32 packAlphaNumeric22(QString const &value, bool isFlag);" }, { "line": 139, "text": " static QString unpackAlphaNumeric22(quint32 packed, bool *isFlag);" }, { "line": 140, "text": "" } ] } }, { "keyword": "buildMessageFrames", "path": "JS8_Main/Varicode.h", "line": 16, "context": { "start_line": 11, "end_line": 21, "lines": [ { "line": 11, "text": "#include " }, { "line": 12, "text": "#include " }, { "line": 13, "text": "" }, { "line": 14, "text": "class Varicode {" }, { "line": 15, "text": " public:" }, { "line": 16, "text": " // extra information out of buildMessageFrames" }, { "line": 17, "text": " struct MessageInfo {" }, { "line": 18, "text": " QString dirTo;" }, { "line": 19, "text": " QString dirCmd;" }, { "line": 20, "text": " QString dirNum;" }, { "line": 21, "text": " };" } ] } }, { "keyword": "buildMessageFrames", "path": "JS8_Main/Varicode.h", "line": 195, "context": { "start_line": 190, "end_line": 200, "lines": [ { "line": 190, "text": "" }, { "line": 191, "text": " static QString packFastDataMessage(QString const &text, int *n);" }, { "line": 192, "text": " static QString unpackFastDataMessage(QString const &text);" }, { "line": 193, "text": "" }, { "line": 194, "text": " static QList>" }, { "line": 195, "text": " buildMessageFrames(QString const &mycall, QString const &mygrid," }, { "line": 196, "text": " QString const &selectedCall, QString const &text," }, { "line": 197, "text": " bool forceIdentify, bool forceData, int submode," }, { "line": 198, "text": " MessageInfo *pInfo = nullptr);" }, { "line": 199, "text": "};" }, { "line": 200, "text": "" } ] } }, { "keyword": "JSC::decompress", "path": "JS8_JSC/JSC.cpp", "line": 127, "context": { "start_line": 122, "end_line": 132, "lines": [ { "line": 122, "text": " * @brief Decompresses the given bit vector into a string." }, { "line": 123, "text": " *" }, { "line": 124, "text": " * @param bitvec" }, { "line": 125, "text": " * @return QString" }, { "line": 126, "text": " */" }, { "line": 127, "text": "QString JSC::decompress(Codeword const &bitvec) {" }, { "line": 128, "text": " const quint32 b = 4;" }, { "line": 129, "text": " const quint32 s = 7;" }, { "line": 130, "text": " const quint32 c = pow(2, b) - s;" }, { "line": 131, "text": "" }, { "line": 132, "text": " QStringList out;" } ] } }, { "keyword": "JSC::compress", "path": "JS8_JSC/JSC.cpp", "line": 71, "context": { "start_line": 66, "end_line": 76, "lines": [ { "line": 66, "text": " * @brief Compresses the given text into a list of codeword pairs." }, { "line": 67, "text": " *" }, { "line": 68, "text": " * @param text" }, { "line": 69, "text": " * @return QList" }, { "line": 70, "text": " */" }, { "line": 71, "text": "QList JSC::compress(QString text) {" }, { "line": 72, "text": " QList out;" }, { "line": 73, "text": "" }, { "line": 74, "text": " const quint32 b = 4;" }, { "line": 75, "text": " const quint32 s = 7;" }, { "line": 76, "text": " const quint32 c = pow(2, 4) - s;" } ] } } ], "function_body_previews": [ { "path": "JS8_Main/Varicode.cpp", "line": 1912, "pattern": "QString\\s+Varicode::unpackDataMessage\\s*\\(", "chars": 849, "context": { "start_line": 1909, "end_line": 1915, "lines": [ { "line": 1909, "text": "// TODO: DEPRECATED in 2.2 (still available for decoding legacy frames, but will" }, { "line": 1910, "text": "// eventually no longer be decodable) unpack data message using 70 bits" }, { "line": 1911, "text": "// available flagged as data by the first 2 bits" }, { "line": 1912, "text": "QString Varicode::unpackDataMessage(const QString &text) {" }, { "line": 1913, "text": " QString unpacked;" }, { "line": 1914, "text": "" }, { "line": 1915, "text": " if (text.length() < 12 || text.contains(\" \")) {" } ] }, "body_preview": "QString Varicode::unpackDataMessage(const QString &text) {\n QString unpacked;\n\n if (text.length() < 12 || text.contains(\" \")) {\n return unpacked;\n }\n\n quint8 rem = 0;\n quint64 value = Varicode::unpack72bits(text, &rem);\n auto bits = Varicode::intToBits(value, 64) + Varicode::intToBits(rem, 8);\n\n bool isData = bits.at(0);\n if (!isData) {\n return unpacked;\n }\n\n bits = bits.mid(1);\n\n bool compressed = bits.at(0);\n int n = bits.lastIndexOf(0);\n\n // trim off the pad bits\n bits = bits.mid(1, n - 1);\n\n if (compressed) {\n // partial word (s,c)-dense coding with code tables\n unpacked = JSC::decompress(bits);\n } else {\n // huff decode the bits (without escapes)\n unpacked = Varicode::huffDecode(Varicode::defaultHuffTable(), bits);\n }\n\n return unpacked;\n}" }, { "path": "JS8_Main/Varicode.cpp", "line": 1983, "pattern": "QString\\s+Varicode::unpackFastDataMessage\\s*\\(", "chars": 976, "context": { "start_line": 1980, "end_line": 1986, "lines": [ { "line": 1980, "text": "" }, { "line": 1981, "text": "// unpack data message using the full 72 bits available (with the data flag in" }, { "line": 1982, "text": "// the i3bit header)" }, { "line": 1983, "text": "QString Varicode::unpackFastDataMessage(const QString &text) {" }, { "line": 1984, "text": " QString unpacked;" }, { "line": 1985, "text": "" }, { "line": 1986, "text": " if (text.length() < 12 || text.contains(\" \")) {" } ] }, "body_preview": "QString Varicode::unpackFastDataMessage(const QString &text) {\n QString unpacked;\n\n if (text.length() < 12 || text.contains(\" \")) {\n return unpacked;\n }\n\n quint8 rem = 0;\n quint64 value = Varicode::unpack72bits(text, &rem);\n auto bits = Varicode::intToBits(value, 64) + Varicode::intToBits(rem, 8);\n\n#if JS8_FAST_DATA_CAN_USE_HUFF\n bool compressed = bits.at(0);\n int n = bits.lastIndexOf(0);\n\n // trim off the pad bits\n bits = bits.mid(1, n - 1);\n\n if (compressed) {\n // partial word (s,c)-dense coding with code tables\n unpacked = JSC::decompress(bits);\n } else {\n // huff decode the bits (without escapes)\n unpacked = Varicode::huffDecode(Varicode::defaultHuffTable(), bits);\n }\n#else\n int n = bits.lastIndexOf(0);\n\n // trim off the pad bits\n bits = bits.mid(0, n);\n\n // partial word (s,c)-dense coding with code tables\n unpacked = JSC::decompress(bits);\n#endif\n\n return unpacked;\n}" }, { "path": "JS8_Main/Varicode.cpp", "line": 1830, "pattern": "QString\\s+packCompressedMessage\\s*\\(", "chars": 1818, "context": { "start_line": 1827, "end_line": 1833, "lines": [ { "line": 1827, "text": " return frame;" }, { "line": 1828, "text": "}" }, { "line": 1829, "text": "" }, { "line": 1830, "text": "QString packCompressedMessage(const QString &input, QVector prefix," }, { "line": 1831, "text": " int *n) {" }, { "line": 1832, "text": " static const int frameSize = 72;" }, { "line": 1833, "text": "" } ] }, "body_preview": "QString packCompressedMessage(const QString &input, QVector prefix,\n int *n) {\n static const int frameSize = 72;\n\n QString frame;\n\n // [1][1][70] = 72\n // The first bit is a flag that indicates this is a data frame, technically\n // encoded as [100] but, since none of the other frame types start with a 1,\n // we can drop the two zeros and use them for encoding the first two bits of\n // the actuall data sent. boom! The second bit is a flag that indicates this\n // is a compressed frame (dense coding) For fast modes, we don't use the\n // prefix since it is indicated by the JS8CallData flag.\n QVector frameBits;\n if (!prefix.isEmpty()) {\n frameBits << prefix;\n }\n\n int i = 0;\n foreach (auto pair, JSC::compress(input)) {\n auto bits = pair.first;\n auto chars = pair.second;\n\n if (frameBits.length() + bits.length() < frameSize) {\n frameBits.append(bits);\n i += chars;\n continue;\n }\n\n break;\n }\n\n qCDebug(varicode_js8) << \"Compressed bits\" << frameBits.length() << \"chars\"\n << i;\n\n int pad = frameSize - frameBits.length();\n if (pad) {\n // the way we will pad is this...\n // set the bit after the frame to 0 and every bit after that a 1\n // to unpad, seek from the end of the bits until you hit a zero... the\n // rest is the actual frame.\n for (int i = 0; i < pad; i++) {\n frameBits.append(i == 0 ? (bool)0 : (bool)1);\n }\n }\n\n quint64 value = Varicode::bitsToInt(frameBits.constBegin(), 64);\n quint8 rem = (quint8)Varicode::bitsToInt(frameBits.constBegin() + 64, 8);\n frame = Varicode::pack72bits(value, rem);\n\n if (n)\n *n = i;\n\n return frame;\n}" }, { "path": "JS8_Main/Varicode.cpp", "line": 597, "pattern": "QString\\s+Varicode::huffDecode\\s*\\(", "chars": 750, "context": { "start_line": 594, "end_line": 600, "lines": [ { "line": 594, "text": " return out;" }, { "line": 595, "text": "}" }, { "line": 596, "text": "" }, { "line": 597, "text": "QString Varicode::huffDecode(QMap const &huff," }, { "line": 598, "text": " QVector const &bitvec) {" }, { "line": 599, "text": " QString text;" }, { "line": 600, "text": "" } ] }, "body_preview": "QString Varicode::huffDecode(QMap const &huff,\n QVector const &bitvec) {\n QString text;\n\n QString bits = Varicode::bitsToStr(bitvec);\n\n // TODO: jsherer - this is naive...\n while (bits.length() > 0) {\n bool found = false;\n foreach (auto key, huff.keys()) {\n if (bits.startsWith(huff[key])) {\n if (key == EOT) {\n text.append(\" \");\n found = false;\n break;\n }\n text.append(key);\n bits = bits.mid(huff[key].length());\n found = true;\n }\n }\n if (!found) {\n break;\n }\n }\n\n return text;\n}" }, { "path": "JS8_Main/Varicode.cpp", "line": 438, "pattern": "QMap<[^>]+>\\s+Varicode::defaultHuffTable\\s*\\(", "chars": 73, "context": { "start_line": 435, "end_line": 441, "lines": [ { "line": 435, "text": "/*" }, { "line": 436, "text": " * VARICODE" }, { "line": 437, "text": " */" }, { "line": 438, "text": "QMap Varicode::defaultHuffTable() { return hufftable; }" }, { "line": 439, "text": "" }, { "line": 440, "text": "QString Varicode::cqString(int number) {" }, { "line": 441, "text": " if (!cqs.contains(number)) {" } ] }, "body_preview": "QMap Varicode::defaultHuffTable() { return hufftable; }" }, { "path": "JS8_Main/Varicode.cpp", "line": 1938, "pattern": "\\bJSC::decompress\\s*\\(", "chars": 168, "context": { "start_line": 1935, "end_line": 1941, "lines": [ { "line": 1935, "text": "" }, { "line": 1936, "text": " if (compressed) {" }, { "line": 1937, "text": " // partial word (s,c)-dense coding with code tables" }, { "line": 1938, "text": " unpacked = JSC::decompress(bits);" }, { "line": 1939, "text": " } else {" }, { "line": 1940, "text": " // huff decode the bits (without escapes)" }, { "line": 1941, "text": " unpacked = Varicode::huffDecode(Varicode::defaultHuffTable(), bits);" } ] }, "body_preview": "JSC::decompress(bits);\n } else {\n // huff decode the bits (without escapes)\n unpacked = Varicode::huffDecode(Varicode::defaultHuffTable(), bits);\n }" }, { "path": "JS8_Main/Varicode.cpp", "line": 2003, "pattern": "\\bJSC::decompress\\s*\\(", "chars": 168, "context": { "start_line": 2000, "end_line": 2006, "lines": [ { "line": 2000, "text": "" }, { "line": 2001, "text": " if (compressed) {" }, { "line": 2002, "text": " // partial word (s,c)-dense coding with code tables" }, { "line": 2003, "text": " unpacked = JSC::decompress(bits);" }, { "line": 2004, "text": " } else {" }, { "line": 2005, "text": " // huff decode the bits (without escapes)" }, { "line": 2006, "text": " unpacked = Varicode::huffDecode(Varicode::defaultHuffTable(), bits);" } ] }, "body_preview": "JSC::decompress(bits);\n } else {\n // huff decode the bits (without escapes)\n unpacked = Varicode::huffDecode(Varicode::defaultHuffTable(), bits);\n }" }, { "path": "JS8_Main/Varicode.cpp", "line": 2015, "pattern": "\\bJSC::decompress\\s*\\(", "chars": 422, "context": { "start_line": 2012, "end_line": 2018, "lines": [ { "line": 2012, "text": " bits = bits.mid(0, n);" }, { "line": 2013, "text": "" }, { "line": 2014, "text": " // partial word (s,c)-dense coding with code tables" }, { "line": 2015, "text": " unpacked = JSC::decompress(bits);" }, { "line": 2016, "text": "#endif" }, { "line": 2017, "text": "" }, { "line": 2018, "text": " return unpacked;" } ] }, "body_preview": "JSC::decompress(bits);\n#endif\n\n return unpacked;\n}\n\n// TODO: remove the dependence on providing all this data?\nQList>\nVaricode::buildMessageFrames(QString const &mycall, QString const &mygrid,\n QString const &selectedCall, QString const &text,\n bool forceIdentify, bool forceData, int submode,\n MessageInfo *pInfo) " }, { "path": "JS8_Main/Varicode.cpp", "line": 1938, "pattern": "\\bdecompress\\s*\\(", "chars": 163, "context": { "start_line": 1935, "end_line": 1941, "lines": [ { "line": 1935, "text": "" }, { "line": 1936, "text": " if (compressed) {" }, { "line": 1937, "text": " // partial word (s,c)-dense coding with code tables" }, { "line": 1938, "text": " unpacked = JSC::decompress(bits);" }, { "line": 1939, "text": " } else {" }, { "line": 1940, "text": " // huff decode the bits (without escapes)" }, { "line": 1941, "text": " unpacked = Varicode::huffDecode(Varicode::defaultHuffTable(), bits);" } ] }, "body_preview": "decompress(bits);\n } else {\n // huff decode the bits (without escapes)\n unpacked = Varicode::huffDecode(Varicode::defaultHuffTable(), bits);\n }" }, { "path": "JS8_Main/Varicode.cpp", "line": 2003, "pattern": "\\bdecompress\\s*\\(", "chars": 163, "context": { "start_line": 2000, "end_line": 2006, "lines": [ { "line": 2000, "text": "" }, { "line": 2001, "text": " if (compressed) {" }, { "line": 2002, "text": " // partial word (s,c)-dense coding with code tables" }, { "line": 2003, "text": " unpacked = JSC::decompress(bits);" }, { "line": 2004, "text": " } else {" }, { "line": 2005, "text": " // huff decode the bits (without escapes)" }, { "line": 2006, "text": " unpacked = Varicode::huffDecode(Varicode::defaultHuffTable(), bits);" } ] }, "body_preview": "decompress(bits);\n } else {\n // huff decode the bits (without escapes)\n unpacked = Varicode::huffDecode(Varicode::defaultHuffTable(), bits);\n }" }, { "path": "JS8_Main/Varicode.cpp", "line": 2015, "pattern": "\\bdecompress\\s*\\(", "chars": 417, "context": { "start_line": 2012, "end_line": 2018, "lines": [ { "line": 2012, "text": " bits = bits.mid(0, n);" }, { "line": 2013, "text": "" }, { "line": 2014, "text": " // partial word (s,c)-dense coding with code tables" }, { "line": 2015, "text": " unpacked = JSC::decompress(bits);" }, { "line": 2016, "text": "#endif" }, { "line": 2017, "text": "" }, { "line": 2018, "text": " return unpacked;" } ] }, "body_preview": "decompress(bits);\n#endif\n\n return unpacked;\n}\n\n// TODO: remove the dependence on providing all this data?\nQList>\nVaricode::buildMessageFrames(QString const &mycall, QString const &mygrid,\n QString const &selectedCall, QString const &text,\n bool forceIdentify, bool forceData, int submode,\n MessageInfo *pInfo) " }, { "path": "JS8_Main/Varicode.cpp", "line": 1849, "pattern": "\\bcompress\\s*\\(", "chars": 261, "context": { "start_line": 1846, "end_line": 1852, "lines": [ { "line": 1846, "text": " }" }, { "line": 1847, "text": "" }, { "line": 1848, "text": " int i = 0;" }, { "line": 1849, "text": " foreach (auto pair, JSC::compress(input)) {" }, { "line": 1850, "text": " auto bits = pair.first;" }, { "line": 1851, "text": " auto chars = pair.second;" }, { "line": 1852, "text": "" } ] }, "body_preview": "compress(input)) {\n auto bits = pair.first;\n auto chars = pair.second;\n\n if (frameBits.length() + bits.length() < frameSize) {\n frameBits.append(bits);\n i += chars;\n continue;\n }\n\n break;\n }" }, { "path": "JS8_JSC/JSC.cpp", "line": 127, "pattern": "\\bJSC::decompress\\s*\\(", "chars": 1810, "context": { "start_line": 124, "end_line": 130, "lines": [ { "line": 124, "text": " * @param bitvec" }, { "line": 125, "text": " * @return QString" }, { "line": 126, "text": " */" }, { "line": 127, "text": "QString JSC::decompress(Codeword const &bitvec) {" }, { "line": 128, "text": " const quint32 b = 4;" }, { "line": 129, "text": " const quint32 s = 7;" }, { "line": 130, "text": " const quint32 c = pow(2, b) - s;" } ] }, "body_preview": "JSC::decompress(Codeword const &bitvec) {\n const quint32 b = 4;\n const quint32 s = 7;\n const quint32 c = pow(2, b) - s;\n\n QStringList out;\n\n quint32 base[8];\n base[0] = 0;\n base[1] = s;\n base[2] = base[1] + s * c;\n base[3] = base[2] + s * c * c;\n base[4] = base[3] + s * c * c * c;\n base[5] = base[4] + s * c * c * c * c;\n base[6] = base[5] + s * c * c * c * c * c;\n base[7] = base[6] + s * c * c * c * c * c * c;\n\n QList bytes;\n QList separators;\n\n int i = 0;\n int count = bitvec.count();\n while (i < count) {\n auto b = bitvec.mid(i, 4);\n if (b.length() != 4) {\n break;\n }\n quint64 byte = Varicode::bitsToInt(b);\n bytes.append(byte);\n i += 4;\n\n if (byte < s) {\n if (count - i > 0 && bitvec.at(i)) {\n separators.append(bytes.length() - 1);\n }\n i += 1;\n }\n }\n\n quint32 start = 0;\n while (start < (quint32)bytes.length()) {\n quint32 k = 0;\n quint32 j = 0;\n\n while (start + k < (quint32)bytes.length() && bytes[start + k] >= s) {\n j = j * c + (bytes[start + k] - s);\n k++;\n }\n if (j >= JSC::size) {\n break;\n }\n\n if (start + k >= (quint32)bytes.length()) {\n break;\n }\n j = j * s + bytes[start + k] + base[k];\n\n if (j >= JSC::size) {\n break;\n }\n\n // map is in latin1 format, not utf-8\n auto word = QLatin1String(JSC::map[j].str);\n\n out.append(word);\n if (!separators.isEmpty() && separators.first() == start + k) {\n out.append(\" \");\n separators.removeFirst();\n }\n\n start = start + (k + 1);\n }\n\n return out.join(\"\");\n}" }, { "path": "JS8_JSC/JSC.cpp", "line": 127, "pattern": "\\bdecompress\\s*\\(", "chars": 1805, "context": { "start_line": 124, "end_line": 130, "lines": [ { "line": 124, "text": " * @param bitvec" }, { "line": 125, "text": " * @return QString" }, { "line": 126, "text": " */" }, { "line": 127, "text": "QString JSC::decompress(Codeword const &bitvec) {" }, { "line": 128, "text": " const quint32 b = 4;" }, { "line": 129, "text": " const quint32 s = 7;" }, { "line": 130, "text": " const quint32 c = pow(2, b) - s;" } ] }, "body_preview": "decompress(Codeword const &bitvec) {\n const quint32 b = 4;\n const quint32 s = 7;\n const quint32 c = pow(2, b) - s;\n\n QStringList out;\n\n quint32 base[8];\n base[0] = 0;\n base[1] = s;\n base[2] = base[1] + s * c;\n base[3] = base[2] + s * c * c;\n base[4] = base[3] + s * c * c * c;\n base[5] = base[4] + s * c * c * c * c;\n base[6] = base[5] + s * c * c * c * c * c;\n base[7] = base[6] + s * c * c * c * c * c * c;\n\n QList bytes;\n QList separators;\n\n int i = 0;\n int count = bitvec.count();\n while (i < count) {\n auto b = bitvec.mid(i, 4);\n if (b.length() != 4) {\n break;\n }\n quint64 byte = Varicode::bitsToInt(b);\n bytes.append(byte);\n i += 4;\n\n if (byte < s) {\n if (count - i > 0 && bitvec.at(i)) {\n separators.append(bytes.length() - 1);\n }\n i += 1;\n }\n }\n\n quint32 start = 0;\n while (start < (quint32)bytes.length()) {\n quint32 k = 0;\n quint32 j = 0;\n\n while (start + k < (quint32)bytes.length() && bytes[start + k] >= s) {\n j = j * c + (bytes[start + k] - s);\n k++;\n }\n if (j >= JSC::size) {\n break;\n }\n\n if (start + k >= (quint32)bytes.length()) {\n break;\n }\n j = j * s + bytes[start + k] + base[k];\n\n if (j >= JSC::size) {\n break;\n }\n\n // map is in latin1 format, not utf-8\n auto word = QLatin1String(JSC::map[j].str);\n\n out.append(word);\n if (!separators.isEmpty() && separators.first() == start + k) {\n out.append(\" \");\n separators.removeFirst();\n }\n\n start = start + (k + 1);\n }\n\n return out.join(\"\");\n}" }, { "path": "JS8_JSC/JSC.cpp", "line": 71, "pattern": "\\bcompress\\s*\\(", "chars": 1327, "context": { "start_line": 68, "end_line": 74, "lines": [ { "line": 68, "text": " * @param text" }, { "line": 69, "text": " * @return QList" }, { "line": 70, "text": " */" }, { "line": 71, "text": "QList JSC::compress(QString text) {" }, { "line": 72, "text": " QList out;" }, { "line": 73, "text": "" }, { "line": 74, "text": " const quint32 b = 4;" } ] }, "body_preview": "compress(QString text) {\n QList out;\n\n const quint32 b = 4;\n const quint32 s = 7;\n const quint32 c = pow(2, 4) - s;\n\n QString space(\" \");\n\n QStringList words = text.split(\" \", Qt::KeepEmptyParts);\n\n for (int i = 0, len = words.length(); i < len; i++) {\n QString w = words[i];\n\n bool isLastWord = (i == len - 1);\n bool ok = false;\n bool isSpaceCharacter = false;\n\n // if this is an empty part, it should be a space, unless its the last\n // word.\n if (w.isEmpty() && !isLastWord) {\n w = space;\n isSpaceCharacter = true;\n }\n\n while (!w.isEmpty()) {\n // this does both prefix and full match lookup\n auto index = lookup(w, &ok);\n if (!ok) {\n break;\n }\n\n auto t = JSC::map[index];\n\n w = QString(w).mid(t.size);\n\n bool isLast = w.isEmpty();\n bool shouldAppendSpace = isLast && !isSpaceCharacter && !isLastWord;\n\n out.append(\n {codeword(index, shouldAppendSpace, b, s, c),\n (quint32)t.size + (shouldAppendSpace\n ? 1\n : 0) /* for the space that follows */});\n }\n }\n\n return out;\n}" } ], "webftr_adapter_hint": { "safe_to_poll_read_only": true, "productive_integration": false, "do_not_merge_as_chat_text_yet": true, "step68_contract_remains_current_ui_source": true }, "verdict": "jsc_source_ready_no_data_frames_in_current_fixture", "warnings": [ "Step69 is research/audit only and remains RX-only.", "No JS8 free-text rows are released by this step.", "JSC::decompress must be ported with source fixtures before FrameData/FrameDataCompressed can be shown as chat text." ], "next_action": "Port JSC::decompress using the extracted source path, then wait for or inject a FrameData/FrameDataCompressed fixture to validate free text.", "stable_latest_written": "/decoders/js8_decoder/logs/js8_jsc_decompress_source_audit_latest.json" } }, "webftr_rx_ui_contract": { "name": "20260527T181644Z_webftr_rx_ui_contract_output.json", "path": "/decoders/js8_decoder/logs/20260527T181644Z_webftr_rx_ui_contract_output.json", "url": "/logs/20260527T181644Z_webftr_rx_ui_contract_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 6031, "mtime_utc": "2026-05-27T18:16:44Z" }, "json_preview": { "ok": true, "tool": "webftr-js8-webftr-rx-ui-contract-export", "tool_version": "step69-jsc-decompress-source-audit-probe", "schema": "webftr-js8-rx-ui-contract-v1", "rx_only_guard": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false, "webftr_productive_integration": false }, "no_gui_runtime_started": true, "root": "/decoders/js8_decoder", "log_dir": "/decoders/js8_decoder/logs", "input_reports": [ { "path": "/decoders/js8_decoder/logs/20260527T180708Z_source_confirmed_control_frame_rx_release_output.json", "exists": true, "selected_latest_step67": true, "webftr_display_count": 2 } ], "source_step67_version": "step67-source-confirmed-control-frame-rx-release", "source_webftr_display_count": 2, "source_hidden_candidate_count": 0, "webftr_rx_ui_count": 2, "webftr_rx_rows": [ { "id": "js8-ui68-80c34aaa298675", "source_row_id": "js8-rx67-de15d3110b0d", "mode": "JS8", "protocol": "JS8", "decoder": "JS8Lab Step68 guarded control-frame contract", "row_type": "control_frame", "frame_type": "FrameHeartbeat", "status": "HB", "from": "004REY/0V4", "to": "@HB", "grid": "OJ16", "command": "HB", "message": "HB 004REY/0V4 OJ16", "text": "HB 004REY/0V4 OJ16", "display_text": "HB 004REY/0V4 OJ16", "raw_message174": "001XqOA2iDZ0", "valid_message174_crc12": true, "crc12_distance": 0, "received_crc12": 2920, "computed_crc12": 2920, "confidence": "high", "confidence_score": 6, "confidence_reasons": [ "valid_heartbeat_callsign", "valid_heartbeat_grid" ], "show_in_rx_list": true, "ui_badge": "HB", "ui_title": "HB 004REY/0V4 OJ16", "ui_subtitle": "004REY/0V4 → @HB OJ16", "sort_index": 0, "rx_only": true, "source": { "source_file": "/decoders/js8_decoder/logs/20260527T150600Z_source_exact_map_probe_output.json", "json_path": "$.best_candidate.candidate_bits", "source_kind": "generic_bit_list", "row_index": 237, "map_name": "raw", "map_source": null }, "release_guard": "step67_source_confirmed_fixed_control_frame_only", "candidate_class": "webftr_control_frame_display_ready" }, { "id": "js8-ui68-50f4e1e7052c17", "source_row_id": "js8-rx67-bd37f68199eb", "mode": "JS8", "protocol": "JS8", "decoder": "JS8Lab Step68 guarded control-frame contract", "row_type": "control_frame", "frame_type": "FrameDirected", "status": "INFO", "from": "9I2TZR/P", "to": "0Z0PMP", "grid": "", "command": "INFO", "message": "INFO 28", "text": "9I2TZR/P 0Z0PMP INFO 28", "display_text": "9I2TZR/P 0Z0PMP INFO 28", "raw_message174": "Q0VsKWqfJ96x", "valid_message174_crc12": true, "crc12_distance": 0, "received_crc12": 980, "computed_crc12": 980, "confidence": "high", "confidence_score": 10, "confidence_reasons": [ "valid_directed_from", "valid_directed_to", "directed_command" ], "show_in_rx_list": true, "ui_badge": "INFO", "ui_title": "9I2TZR/P 0Z0PMP INFO 28", "ui_subtitle": "9I2TZR/P → 0Z0PMP", "sort_index": 1, "rx_only": true, "source": { "source_file": "/decoders/js8_decoder/logs/20260527T150600Z_source_exact_map_probe_output.json", "json_path": "$.top_llr_row_exports[6].hard_bits", "source_kind": "generic_bit_list", "row_index": 82, "map_name": "raw", "map_source": null }, "release_guard": "step67_source_confirmed_fixed_control_frame_only", "candidate_class": "webftr_control_frame_display_ready" } ], "ui_contract": { "polling_target": "logs/js8_webftr_rx_ui_contract_latest.json", "rows_key": "webftr_rx_rows", "display_fields": [ "mode", "status", "from", "to", "grid", "message", "display_text", "confidence" ], "dedupe_key": "id", "sort_key": "sort_index", "current_scope": "source-confirmed fixed JS8 control frames only", "blocked_scope": "FrameData and FrameDataCompressed remain excluded until JSC::decompress and multi-frame assembly are source-ported." }, "webftr_adapter_hint": { "safe_to_poll_read_only": true, "productive_integration": false, "suggested_module": "JS8 RX preview / diagnostics panel", "do_not_merge_as_chat_text_yet": true, "note": "This contract is stable enough for WebFTR display experiments, but it is still diagnostic and control-frame-only." }, "suppressed_candidates": [], "source_release_decisions": [ { "source_candidate_id": "js8-frame66-bf1ce62fdb4a", "raw_message174": "001XqOA2iDZ0", "frame_type": "FrameHeartbeat", "decision": "released_source_confirmed_control_frame", "sort_index": 0, "released_row_id": "js8-rx67-de15d3110b0d" }, { "source_candidate_id": "js8-frame66-66ab29ded46c", "raw_message174": "Q0VsKWqfJ96x", "frame_type": "FrameDirected", "decision": "released_source_confirmed_control_frame", "sort_index": 1, "released_row_id": "js8-rx67-bd37f68199eb" } ], "verdict": "webftr_rx_ui_contract_ready_control_frames_only", "warnings": [ "Step68 remains RX-only and does not start JS8Call GUI/Qt.", "Only Step67 source-confirmed fixed control frames are exported for UI display.", "Normal JS8 free text still needs JSC::decompress and multi-frame assembly before productive display." ], "next_action": "Use this contract as a read-only WebFTR JS8 RX preview source; next research step is source-porting JSC::decompress/multi-frame assembly for free text.", "stable_latest_written": "/decoders/js8_decoder/logs/js8_webftr_rx_ui_contract_latest.json" } }, "source_confirmed_control_frame_rx_release": { "name": "20260527T180708Z_source_confirmed_control_frame_rx_release_output.json", "path": "/decoders/js8_decoder/logs/20260527T180708Z_source_confirmed_control_frame_rx_release_output.json", "url": "/logs/20260527T180708Z_source_confirmed_control_frame_rx_release_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 9765, "mtime_utc": "2026-05-27T18:07:10Z" }, "json_preview": { "ok": true, "tool": "webftr-js8-source-confirmed-control-frame-rx-release", "tool_version": "step67-source-confirmed-control-frame-rx-release", "rx_only_guard": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "no_gui_runtime_started": true, "root": "/decoders/js8_decoder", "log_dir": "/decoders/js8_decoder/logs", "input_reports": [ { "path": "/decoders/js8_decoder/logs/20260527T180708Z_source_varicode_frame_unpack_probe_output.json", "exists": true, "selected_input": true, "input_kind": "step66_source_varicode_frame_unpack_probe" } ], "source_step66_version": "step66-source-varicode-frame-unpack-probe", "source_frame_probe_count": 2, "source_webftr_display_count_before_release": 0, "frame_type_counts": { "FrameHeartbeat": 1, "FrameDirected": 1 }, "release_contract": { "allowed_to_display": [ "FrameCompound", "FrameCompoundDirected", "FrameDirected", "FrameHeartbeat" ], "blocked_until_future_steps": [ "FrameData", "FrameDataCompressed" ], "minimum_conditions": [ "valid_message174_crc12 == true", "crc12_distance == 0", "source Varicode frame unpack produced a supported fixed control frame", "frame_display_candidate == true" ], "data_text_rule": "FrameData and FrameDataCompressed stay hidden until JSC::decompress/multi-frame assembly is ported and tested." }, "input_candidate_count": 2, "webftr_display_count": 2, "hidden_candidate_count": 0, "webftr_rx_rows": [ { "id": "js8-rx67-de15d3110b0d", "source_candidate_id": "js8-frame66-bf1ce62fdb4a", "source_decode_id": "js8-msg174-2b7db8e6", "mode": "JS8", "raw_message174": "001XqOA2iDZ0", "valid_message174_crc12": true, "crc12_distance": 0, "received_crc12": 2920, "computed_crc12": 2920, "frame_type": "FrameHeartbeat", "confidence": "high", "confidence_score": 6, "confidence_reasons": [ "valid_heartbeat_callsign", "valid_heartbeat_grid" ], "show_in_rx_list": true, "candidate_class": "webftr_control_frame_display_ready", "release_guard": "step67_source_confirmed_fixed_control_frame_only", "sort_index": 0, "source": { "source_file": "/decoders/js8_decoder/logs/20260527T150600Z_source_exact_map_probe_output.json", "json_path": "$.best_candidate.candidate_bits", "source_kind": "generic_bit_list", "row_index": 237, "map_name": "raw", "map_source": null }, "status": "HB", "from": "004REY/0V4", "to": "@HB", "grid": "OJ16", "message": "HB 004REY/0V4 OJ16", "text": "HB 004REY/0V4 OJ16", "display_text": "HB 004REY/0V4 OJ16", "is_control_frame": true }, { "id": "js8-rx67-bd37f68199eb", "source_candidate_id": "js8-frame66-66ab29ded46c", "source_decode_id": "js8-msg174-369b0507", "mode": "JS8", "raw_message174": "Q0VsKWqfJ96x", "valid_message174_crc12": true, "crc12_distance": 0, "received_crc12": 980, "computed_crc12": 980, "frame_type": "FrameDirected", "confidence": "high", "confidence_score": 10, "confidence_reasons": [ "valid_directed_from", "valid_directed_to", "directed_command" ], "show_in_rx_list": true, "candidate_class": "webftr_control_frame_display_ready", "release_guard": "step67_source_confirmed_fixed_control_frame_only", "sort_index": 1, "source": { "source_file": "/decoders/js8_decoder/logs/20260527T150600Z_source_exact_map_probe_output.json", "json_path": "$.top_llr_row_exports[6].hard_bits", "source_kind": "generic_bit_list", "row_index": 82, "map_name": "raw", "map_source": null }, "status": "INFO", "from": "9I2TZR/P", "to": "0Z0PMP", "command": "INFO", "extra": 59, "extra_value": { "kind": "number", "value": 28 }, "message": "INFO 28", "text": "9I2TZR/P 0Z0PMP INFO 28", "display_text": "9I2TZR/P 0Z0PMP INFO 28", "is_control_frame": true } ], "candidate_rows": [ { "id": "js8-frame66-bf1ce62fdb4a", "source_decode_id": "js8-msg174-2b7db8e6", "mode": "JS8", "text": "001XqOA2iDZ0", "valid_message174_crc12": true, "crc12_distance": 0, "received_crc12": 2920, "computed_crc12": 2920, "source": { "source_file": "/decoders/js8_decoder/logs/20260527T150600Z_source_exact_map_probe_output.json", "json_path": "$.best_candidate.candidate_bits", "source_kind": "generic_bit_list", "row_index": 237, "map_name": "raw", "map_source": null }, "frame_probe": { "message_text_12chars": "001XqOA2iDZ0", "length": 12, "source_alphabet72_compatible": true, "ok": true, "unpack72": { "value": 107552465662168, "value_hex": "0x000061d18282b0d8", "rem": 192, "top3": 0, "top2": 0, "first_16_bits": "0000000000000000" }, "frame_type": "FrameHeartbeat", "frame_type_bits": 0, "displayable_after_frame_unpack": false, "frame_fields": { "packed_type": 0, "callsign": "004REY/0V4", "packed_callsign": 52515852374, "packed_num": 6936, "bits3": 0, "valid_callsign_hint": true, "kind": "heartbeat_or_cq", "is_cq_alt": false, "grid": "OJ16", "message_token": "HB", "valid_grid_hint": true }, "plausibility": { "score": 6, "reasons": [ "valid_heartbeat_callsign", "valid_heartbeat_grid" ] }, "frame_display_candidate": true, "display_guard_reason": "step66_annotation_only_pending_jsc_or_multiframe_text_confirmation", "candidate_class": "source_varicode_frame_candidate_guarded", "display_text_hint": "HB 004REY/0V4 OJ16" }, "show_in_rx_list": false, "display_text": "HB 004REY/0V4 OJ16", "candidate_class": "source_varicode_frame_candidate_guarded", "sort_index": 0 }, { "id": "js8-frame66-66ab29ded46c", "source_decode_id": "js8-msg174-369b0507", "mode": "JS8", "text": "Q0VsKWqfJ96x", "valid_message174_crc12": true, "crc12_distance": 0, "received_crc12": 980, "computed_crc12": 980, "source": { "source_file": "/decoders/js8_decoder/logs/20260527T150600Z_source_exact_map_probe_output.json", "json_path": "$.top_llr_row_exports[6].hard_bits", "source_kind": "generic_bit_list", "row_index": 82, "map_name": "raw", "map_source": null }, "frame_probe": { "message_text_12chars": "Q0VsKWqfJ96x", "length": 12, "source_alphabet72_compatible": true, "ok": true, "unpack72": { "value": 7496230937050041489, "value_hex": "0x6807f6520d294c91", "rem": 187, "top3": 3, "top2": 1, "first_16_bits": "0110100000000111" }, "frame_type": "FrameDirected", "frame_type_bits": 3, "displayable_after_frame_unpack": false, "frame_fields": { "from": "9I2TZR/P", "to": "0Z0PMP", "cmd_id": 17, "cmd": " INFO", "extra": 59, "extra_value": { "kind": "number", "value": 28 }, "portable_from": true, "portable_to": false, "valid_from_hint": true, "valid_to_hint": true }, "plausibility": { "score": 10, "reasons": [ "valid_directed_from", "valid_directed_to", "directed_command" ] }, "frame_display_candidate": true, "display_guard_reason": "step66_annotation_only_pending_jsc_or_multiframe_text_confirmation", "candidate_class": "source_varicode_frame_candidate_guarded", "display_text_hint": "9I2TZR/P 0Z0PMP INFO 28" }, "show_in_rx_list": false, "display_text": "9I2TZR/P 0Z0PMP INFO 28", "candidate_class": "source_varicode_frame_candidate_guarded", "sort_index": 1 } ], "suppressed_candidates": [], "release_decisions": [ { "source_candidate_id": "js8-frame66-bf1ce62fdb4a", "raw_message174": "001XqOA2iDZ0", "frame_type": "FrameHeartbeat", "decision": "released_source_confirmed_control_frame", "sort_index": 0, "released_row_id": "js8-rx67-de15d3110b0d" }, { "source_candidate_id": "js8-frame66-66ab29ded46c", "raw_message174": "Q0VsKWqfJ96x", "frame_type": "FrameDirected", "decision": "released_source_confirmed_control_frame", "sort_index": 1, "released_row_id": "js8-rx67-bd37f68199eb" } ], "verdict": "source_confirmed_control_frames_ready_for_webftr_rx_rows", "warnings": [ "Step67 is still RX-only and does not start JS8Call GUI/Qt.", "Only source-confirmed fixed control frames such as Heartbeat/Directed/Compound are released to webftr_rx_rows.", "Free-text Data/Compressed frames remain blocked until JSC::decompress and multi-frame assembly are source-ported and tested." ], "next_action": "Wire these guarded webftr_rx_rows into the JS8 RX display contract, then continue with JSC::decompress/multi-frame assembly for real JS8 chat text." } }, "source_varicode_frame_unpack_probe": { "name": "20260527T180708Z_source_varicode_frame_unpack_probe_output.json", "path": "/decoders/js8_decoder/logs/20260527T180708Z_source_varicode_frame_unpack_probe_output.json", "url": "/logs/20260527T180708Z_source_varicode_frame_unpack_probe_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 60488, "mtime_utc": "2026-05-27T18:07:09Z" }, "json_preview": { "ok": true, "tool": "webftr-js8-source-varicode-frame-unpack-probe", "tool_version": "step66-source-varicode-frame-unpack-probe", "rx_only_guard": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "no_gui_runtime_started": true, "root": "/decoders/js8_decoder", "log_dir": "/decoders/js8_decoder/logs", "input_reports": [ { "path": "/decoders/js8_decoder/logs/20260527T180708Z_source_confirmed_message174_decode_output.json", "exists": true, "selected_input": true } ], "source_resolution": { "selected_source_dir": "/decoders/js8_decoder/runtime/src/JS8Call-improved", "checked": [ { "path": "/decoders/js8_decoder/runtime/src/JS8Call-improved", "exists": true, "is_dir": true } ] }, "source_snippets": { "source_available": true, "source_dir": "/decoders/js8_decoder/runtime/src/JS8Call-improved", "focused_files_present": [ "JS8_Main/Varicode.cpp", "JS8_Main/Varicode.h", "JS8_JSC/JSC.cpp", "JS8_JSC/JSC.h", "JS8_JSC/JSC_map.cpp", "JS8_JSC/JSC_list.cpp", "JS8_Mode/JS8.cpp" ], "focused_files_missing": [], "snippets": [ { "name": "unpack72bits", "path": "JS8_Main/Varicode.cpp", "line": 767, "context": { "start_line": 762, "end_line": 772, "lines": [ { "line": 762, "text": " quint32 b = packed & 0xFFFFFFFF;" }, { "line": 763, "text": " return pack32bits(a) + pack32bits(b);" }, { "line": 764, "text": "}" }, { "line": 765, "text": "" }, { "line": 766, "text": "// returns the first 64 bits and sets the last 8 bits in pRem" }, { "line": 767, "text": "quint64 Varicode::unpack72bits(QString const &text, quint8 *pRem) {" }, { "line": 768, "text": " quint64 value = 0;" }, { "line": 769, "text": " quint8 rem = 0;" }, { "line": 770, "text": " quint8 mask2 = ((1 << 2) - 1);" }, { "line": 771, "text": "" }, { "line": 772, "text": " for (int i = 0; i < 10; i++) {" } ] } }, { "name": "pack72bits", "path": "JS8_Main/Varicode.cpp", "line": 767, "context": { "start_line": 762, "end_line": 772, "lines": [ { "line": 762, "text": " quint32 b = packed & 0xFFFFFFFF;" }, { "line": 763, "text": " return pack32bits(a) + pack32bits(b);" }, { "line": 764, "text": "}" }, { "line": 765, "text": "" }, { "line": 766, "text": "// returns the first 64 bits and sets the last 8 bits in pRem" }, { "line": 767, "text": "quint64 Varicode::unpack72bits(QString const &text, quint8 *pRem) {" }, { "line": 768, "text": " quint64 value = 0;" }, { "line": 769, "text": " quint8 rem = 0;" }, { "line": 770, "text": " quint8 mask2 = ((1 << 2) - 1);" }, { "line": 771, "text": "" }, { "line": 772, "text": " for (int i = 0; i < 10; i++) {" } ] } }, { "name": "unpackDirectedMessage", "path": "JS8_Main/Varicode.cpp", "line": 1716, "context": { "start_line": 1711, "end_line": 1721, "lines": [ { "line": 1711, "text": " if (n)" }, { "line": 1712, "text": " *n = match.captured(0).length();" }, { "line": 1713, "text": " return Varicode::pack72bits(Varicode::bitsToInt(bits), packed_extra);" }, { "line": 1714, "text": "}" }, { "line": 1715, "text": "" }, { "line": 1716, "text": "QStringList Varicode::unpackDirectedMessage(const QString &text," }, { "line": 1717, "text": " quint8 *pType) {" }, { "line": 1718, "text": " QStringList unpacked;" }, { "line": 1719, "text": "" }, { "line": 1720, "text": " if (text.length() < 12 || text.contains(\" \")) {" }, { "line": 1721, "text": " return unpacked;" } ] } }, { "name": "packDirectedMessage", "path": "JS8_Main/Varicode.cpp", "line": 1605, "context": { "start_line": 1600, "end_line": 1610, "lines": [ { "line": 1600, "text": "" }, { "line": 1601, "text": "// J1Y ACK" }, { "line": 1602, "text": "// J1Y?" }, { "line": 1603, "text": "// KN4CRD: J1Y$" }, { "line": 1604, "text": "// KN4CRD: J1Y! HELLO WORLD" }, { "line": 1605, "text": "QString Varicode::packDirectedMessage(const QString &text," }, { "line": 1606, "text": " const QString &mycall, QString *pTo," }, { "line": 1607, "text": " bool *pToCompound, QString *pCmd," }, { "line": 1608, "text": " QString *pNum, int *n) {" }, { "line": 1609, "text": " QString frame;" }, { "line": 1610, "text": "" } ] } }, { "name": "unpackCompoundFrame", "path": "JS8_Main/Varicode.cpp", "line": 1420, "context": { "start_line": 1415, "end_line": 1425, "lines": [ { "line": 1415, "text": " bool *isAlt, quint8 *pBits3) {" }, { "line": 1416, "text": " quint8 type = Varicode::FrameHeartbeat;" }, { "line": 1417, "text": " quint16 num = nmaxgrid;" }, { "line": 1418, "text": " quint8 bits3 = 0;" }, { "line": 1419, "text": "" }, { "line": 1420, "text": " QStringList unpacked = unpackCompoundFrame(text, &type, &num, &bits3);" }, { "line": 1421, "text": " if (unpacked.isEmpty() || type != Varicode::FrameHeartbeat) {" }, { "line": 1422, "text": " return QStringList{};" }, { "line": 1423, "text": " }" }, { "line": 1424, "text": "" }, { "line": 1425, "text": " unpacked.append(Varicode::unpackGrid(num & ((1 << 15) - 1)));" } ] } }, { "name": "packCompoundFrame", "path": "JS8_Main/Varicode.cpp", "line": 1401, "context": { "start_line": 1396, "end_line": 1406, "lines": [ { "line": 1396, "text": " if (isAlt) {" }, { "line": 1397, "text": " packed_extra |= (1 << 15);" }, { "line": 1398, "text": " cqNumber = cqs.key(type, 0);" }, { "line": 1399, "text": " }" }, { "line": 1400, "text": "" }, { "line": 1401, "text": " frame = packCompoundFrame(callsign, Varicode::FrameHeartbeat, packed_extra," }, { "line": 1402, "text": " cqNumber);" }, { "line": 1403, "text": " if (frame.isEmpty()) {" }, { "line": 1404, "text": " if (n)" }, { "line": 1405, "text": " *n = 0;" }, { "line": 1406, "text": " return frame;" } ] } }, { "name": "unpackCompoundMessage", "path": "JS8_Main/Varicode.cpp", "line": 1491, "context": { "start_line": 1486, "end_line": 1496, "lines": [ { "line": 1486, "text": " if (n)" }, { "line": 1487, "text": " *n = parsedText.captured(0).length();" }, { "line": 1488, "text": " return frame;" }, { "line": 1489, "text": "}" }, { "line": 1490, "text": "" }, { "line": 1491, "text": "QStringList Varicode::unpackCompoundMessage(const QString &text, quint8 *pType," }, { "line": 1492, "text": " quint8 *pBits3) {" }, { "line": 1493, "text": " quint8 type = Varicode::FrameCompound;" }, { "line": 1494, "text": " quint16 extra = nmaxgrid;" }, { "line": 1495, "text": " quint8 bits3 = 0;" }, { "line": 1496, "text": "" } ] } }, { "name": "unpackHeartbeatMessage", "path": "JS8_Main/Varicode.cpp", "line": 1414, "context": { "start_line": 1409, "end_line": 1419, "lines": [ { "line": 1409, "text": " if (n)" }, { "line": 1410, "text": " *n = parsedText.captured(0).length();" }, { "line": 1411, "text": " return frame;" }, { "line": 1412, "text": "}" }, { "line": 1413, "text": "" }, { "line": 1414, "text": "QStringList Varicode::unpackHeartbeatMessage(const QString &text, quint8 *pType," }, { "line": 1415, "text": " bool *isAlt, quint8 *pBits3) {" }, { "line": 1416, "text": " quint8 type = Varicode::FrameHeartbeat;" }, { "line": 1417, "text": " quint16 num = nmaxgrid;" }, { "line": 1418, "text": " quint8 bits3 = 0;" }, { "line": 1419, "text": "" } ] } }, { "name": "unpackDataMessage", "path": "JS8_Main/Varicode.cpp", "line": 1912, "context": { "start_line": 1907, "end_line": 1917, "lines": [ { "line": 1907, "text": "}" }, { "line": 1908, "text": "" }, { "line": 1909, "text": "// TODO: DEPRECATED in 2.2 (still available for decoding legacy frames, but will" }, { "line": 1910, "text": "// eventually no longer be decodable) unpack data message using 70 bits" }, { "line": 1911, "text": "// available flagged as data by the first 2 bits" }, { "line": 1912, "text": "QString Varicode::unpackDataMessage(const QString &text) {" }, { "line": 1913, "text": " QString unpacked;" }, { "line": 1914, "text": "" }, { "line": 1915, "text": " if (text.length() < 12 || text.contains(\" \")) {" }, { "line": 1916, "text": " return unpacked;" }, { "line": 1917, "text": " }" } ] } }, { "name": "unpackFastDataMessage", "path": "JS8_Main/Varicode.cpp", "line": 1983, "context": { "start_line": 1978, "end_line": 1988, "lines": [ { "line": 1978, "text": "#endif" }, { "line": 1979, "text": "}" }, { "line": 1980, "text": "" }, { "line": 1981, "text": "// unpack data message using the full 72 bits available (with the data flag in" }, { "line": 1982, "text": "// the i3bit header)" }, { "line": 1983, "text": "QString Varicode::unpackFastDataMessage(const QString &text) {" }, { "line": 1984, "text": " QString unpacked;" }, { "line": 1985, "text": "" }, { "line": 1986, "text": " if (text.length() < 12 || text.contains(\" \")) {" }, { "line": 1987, "text": " return unpacked;" }, { "line": 1988, "text": " }" } ] } }, { "name": "unpackCallsign", "path": "JS8_Main/Varicode.cpp", "line": 1037, "context": { "start_line": 1032, "end_line": 1042, "lines": [ { "line": 1032, "text": " packed = 27 * packed + alphanumeric.indexOf(matched.at(5)) - 10;" }, { "line": 1033, "text": "" }, { "line": 1034, "text": " return packed;" }, { "line": 1035, "text": "}" }, { "line": 1036, "text": "" }, { "line": 1037, "text": "QString Varicode::unpackCallsign(quint32 value, bool portable) {" }, { "line": 1038, "text": " foreach (auto key, basecalls.keys()) {" }, { "line": 1039, "text": " if (basecalls[key] == value) {" }, { "line": 1040, "text": " return key;" }, { "line": 1041, "text": " }" }, { "line": 1042, "text": " }" } ] } }, { "name": "unpackAlphaNumeric50", "path": "JS8_Main/Varicode.cpp", "line": 905, "context": { "start_line": 900, "end_line": 910, "lines": [ { "line": 900, "text": " quint64 packed = a + b + c + d + e + f + g + h + i + j + k;" }, { "line": 901, "text": "" }, { "line": 902, "text": " return packed;" }, { "line": 903, "text": "}" }, { "line": 904, "text": "" }, { "line": 905, "text": "QString Varicode::unpackAlphaNumeric50(quint64 packed) {" }, { "line": 906, "text": " QChar word[11];" }, { "line": 907, "text": "" }, { "line": 908, "text": " quint64 tmp = packed % 38;" }, { "line": 909, "text": " word[10] = alphanumeric.at(tmp);" }, { "line": 910, "text": " packed = packed / 38;" } ] } }, { "name": "unpackGrid", "path": "JS8_Main/Varicode.cpp", "line": 1157, "context": { "start_line": 1152, "end_line": 1162, "lines": [ { "line": 1152, "text": " int ilat = pair.second + 90;" }, { "line": 1153, "text": "" }, { "line": 1154, "text": " return ((ilong + 180) / 2) * 180 + ilat;" }, { "line": 1155, "text": "}" }, { "line": 1156, "text": "" }, { "line": 1157, "text": "QString Varicode::unpackGrid(quint16 value) {" }, { "line": 1158, "text": " if (value > nbasegrid) {" }, { "line": 1159, "text": " return \"\";" }, { "line": 1160, "text": " }" }, { "line": 1161, "text": "" }, { "line": 1162, "text": " float dlat = value % 180 - 90;" } ] } }, { "name": "unpackCmd", "path": "JS8_Main/Varicode.cpp", "line": 1207, "context": { "start_line": 1202, "end_line": 1212, "lines": [ { "line": 1202, "text": " }" }, { "line": 1203, "text": "" }, { "line": 1204, "text": " return value;" }, { "line": 1205, "text": "}" }, { "line": 1206, "text": "" }, { "line": 1207, "text": "quint8 Varicode::unpackCmd(quint8 value, quint8 *pNum) {" }, { "line": 1208, "text": " // if the first bit is 1, this is an SNR with a number encoded in the lower" }, { "line": 1209, "text": " // 6 bits" }, { "line": 1210, "text": " if (value & (1 << 7)) {" }, { "line": 1211, "text": " if (pNum)" }, { "line": 1212, "text": " *pNum = value & ((1 << 6) - 1);" } ] } }, { "name": "huffDecode", "path": "JS8_Main/Varicode.cpp", "line": 597, "context": { "start_line": 592, "end_line": 602, "lines": [ { "line": 592, "text": " }" }, { "line": 593, "text": "" }, { "line": 594, "text": " return out;" }, { "line": 595, "text": "}" }, { "line": 596, "text": "" }, { "line": 597, "text": "QString Varicode::huffDecode(QMap const &huff," }, { "line": 598, "text": " QVector const &bitvec) {" }, { "line": 599, "text": " QString text;" }, { "line": 600, "text": "" }, { "line": 601, "text": " QString bits = Varicode::bitsToStr(bitvec);" }, { "line": 602, "text": "" } ] } }, { "name": "JSC::decompress", "path": "JS8_Main/Varicode.cpp", "line": 1938, "context": { "start_line": 1933, "end_line": 1943, "lines": [ { "line": 1933, "text": " // trim off the pad bits" }, { "line": 1934, "text": " bits = bits.mid(1, n - 1);" }, { "line": 1935, "text": "" }, { "line": 1936, "text": " if (compressed) {" }, { "line": 1937, "text": " // partial word (s,c)-dense coding with code tables" }, { "line": 1938, "text": " unpacked = JSC::decompress(bits);" }, { "line": 1939, "text": " } else {" }, { "line": 1940, "text": " // huff decode the bits (without escapes)" }, { "line": 1941, "text": " unpacked = Varicode::huffDecode(Varicode::defaultHuffTable(), bits);" }, { "line": 1942, "text": " }" }, { "line": 1943, "text": "" } ] } }, { "name": "unpack72bits", "path": "JS8_Main/Varicode.h", "line": 135, "context": { "start_line": 130, "end_line": 140, "lines": [ { "line": 130, "text": " static QString pack32bits(quint32 packed);" }, { "line": 131, "text": "" }, { "line": 132, "text": " static quint64 unpack64bits(QString const &value);" }, { "line": 133, "text": " static QString pack64bits(quint64 packed);" }, { "line": 134, "text": "" }, { "line": 135, "text": " static quint64 unpack72bits(QString const &value, quint8 *pRem);" }, { "line": 136, "text": " static QString pack72bits(quint64 value, quint8 rem);" }, { "line": 137, "text": "" }, { "line": 138, "text": " static quint32 packAlphaNumeric22(QString const &value, bool isFlag);" }, { "line": 139, "text": " static QString unpackAlphaNumeric22(quint32 packed, bool *isFlag);" }, { "line": 140, "text": "" } ] } }, { "name": "pack72bits", "path": "JS8_Main/Varicode.h", "line": 135, "context": { "start_line": 130, "end_line": 140, "lines": [ { "line": 130, "text": " static QString pack32bits(quint32 packed);" }, { "line": 131, "text": "" }, { "line": 132, "text": " static quint64 unpack64bits(QString const &value);" }, { "line": 133, "text": " static QString pack64bits(quint64 packed);" }, { "line": 134, "text": "" }, { "line": 135, "text": " static quint64 unpack72bits(QString const &value, quint8 *pRem);" }, { "line": 136, "text": " static QString pack72bits(quint64 value, quint8 rem);" }, { "line": 137, "text": "" }, { "line": 138, "text": " static quint32 packAlphaNumeric22(QString const &value, bool isFlag);" }, { "line": 139, "text": " static QString unpackAlphaNumeric22(quint32 packed, bool *isFlag);" }, { "line": 140, "text": "" } ] } }, { "name": "unpackDirectedMessage", "path": "JS8_Main/Varicode.h", "line": 185, "context": { "start_line": 180, "end_line": 190, "lines": [ { "line": 180, "text": "" }, { "line": 181, "text": " static QString packDirectedMessage(QString const &text," }, { "line": 182, "text": " QString const &mycall, QString *pTo," }, { "line": 183, "text": " bool *pToCompound, QString *pCmd," }, { "line": 184, "text": " QString *pNum, int *n);" }, { "line": 185, "text": " static QStringList unpackDirectedMessage(QString const &text," }, { "line": 186, "text": " quint8 *pType);" }, { "line": 187, "text": "" }, { "line": 188, "text": " static QString packDataMessage(QString const &text, int *n);" }, { "line": 189, "text": " static QString unpackDataMessage(QString const &text);" }, { "line": 190, "text": "" } ] } }, { "name": "packDirectedMessage", "path": "JS8_Main/Varicode.h", "line": 181, "context": { "start_line": 176, "end_line": 186, "lines": [ { "line": 176, "text": " static QString packCompoundFrame(const QString &callsign, quint8 type," }, { "line": 177, "text": " quint16 num, quint8 bits3);" }, { "line": 178, "text": " static QStringList unpackCompoundFrame(const QString &text, quint8 *pType," }, { "line": 179, "text": " quint16 *pNum, quint8 *pBits3);" }, { "line": 180, "text": "" }, { "line": 181, "text": " static QString packDirectedMessage(QString const &text," }, { "line": 182, "text": " QString const &mycall, QString *pTo," }, { "line": 183, "text": " bool *pToCompound, QString *pCmd," }, { "line": 184, "text": " QString *pNum, int *n);" }, { "line": 185, "text": " static QStringList unpackDirectedMessage(QString const &text," }, { "line": 186, "text": " quint8 *pType);" } ] } }, { "name": "unpackCompoundFrame", "path": "JS8_Main/Varicode.h", "line": 178, "context": { "start_line": 173, "end_line": 183, "lines": [ { "line": 173, "text": " static QStringList unpackCompoundMessage(const QString &text, quint8 *pType," }, { "line": 174, "text": " quint8 *pBits3);" }, { "line": 175, "text": "" }, { "line": 176, "text": " static QString packCompoundFrame(const QString &callsign, quint8 type," }, { "line": 177, "text": " quint16 num, quint8 bits3);" }, { "line": 178, "text": " static QStringList unpackCompoundFrame(const QString &text, quint8 *pType," }, { "line": 179, "text": " quint16 *pNum, quint8 *pBits3);" }, { "line": 180, "text": "" }, { "line": 181, "text": " static QString packDirectedMessage(QString const &text," }, { "line": 182, "text": " QString const &mycall, QString *pTo," }, { "line": 183, "text": " bool *pToCompound, QString *pCmd," } ] } }, { "name": "packCompoundFrame", "path": "JS8_Main/Varicode.h", "line": 176, "context": { "start_line": 171, "end_line": 181, "lines": [ { "line": 171, "text": "" }, { "line": 172, "text": " static QString packCompoundMessage(QString const &text, int *n);" }, { "line": 173, "text": " static QStringList unpackCompoundMessage(const QString &text, quint8 *pType," }, { "line": 174, "text": " quint8 *pBits3);" }, { "line": 175, "text": "" }, { "line": 176, "text": " static QString packCompoundFrame(const QString &callsign, quint8 type," }, { "line": 177, "text": " quint16 num, quint8 bits3);" }, { "line": 178, "text": " static QStringList unpackCompoundFrame(const QString &text, quint8 *pType," }, { "line": 179, "text": " quint16 *pNum, quint8 *pBits3);" }, { "line": 180, "text": "" }, { "line": 181, "text": " static QString packDirectedMessage(QString const &text," } ] } }, { "name": "unpackCompoundMessage", "path": "JS8_Main/Varicode.h", "line": 173, "context": { "start_line": 168, "end_line": 178, "lines": [ { "line": 168, "text": " static QStringList unpackHeartbeatMessage(const QString &text," }, { "line": 169, "text": " quint8 *pType, bool *isAlt," }, { "line": 170, "text": " quint8 *pBits3);" }, { "line": 171, "text": "" }, { "line": 172, "text": " static QString packCompoundMessage(QString const &text, int *n);" }, { "line": 173, "text": " static QStringList unpackCompoundMessage(const QString &text, quint8 *pType," }, { "line": 174, "text": " quint8 *pBits3);" }, { "line": 175, "text": "" }, { "line": 176, "text": " static QString packCompoundFrame(const QString &callsign, quint8 type," }, { "line": 177, "text": " quint16 num, quint8 bits3);" }, { "line": 178, "text": " static QStringList unpackCompoundFrame(const QString &text, quint8 *pType," } ] } }, { "name": "unpackHeartbeatMessage", "path": "JS8_Main/Varicode.h", "line": 168, "context": { "start_line": 163, "end_line": 173, "lines": [ { "line": 163, "text": " static bool isCompoundCallsign(const QString &callsign);" }, { "line": 164, "text": " static bool isGroupAllowed(const QString &group);" }, { "line": 165, "text": "" }, { "line": 166, "text": " static QString packHeartbeatMessage(QString const &text," }, { "line": 167, "text": " QString const &callsign, int *n);" }, { "line": 168, "text": " static QStringList unpackHeartbeatMessage(const QString &text," }, { "line": 169, "text": " quint8 *pType, bool *isAlt," }, { "line": 170, "text": " quint8 *pBits3);" }, { "line": 171, "text": "" }, { "line": 172, "text": " static QString packCompoundMessage(QString const &text, int *n);" }, { "line": 173, "text": " static QStringList unpackCompoundMessage(const QString &text, quint8 *pType," } ] } }, { "name": "unpackDataMessage", "path": "JS8_Main/Varicode.h", "line": 189, "context": { "start_line": 184, "end_line": 194, "lines": [ { "line": 184, "text": " QString *pNum, int *n);" }, { "line": 185, "text": " static QStringList unpackDirectedMessage(QString const &text," }, { "line": 186, "text": " quint8 *pType);" }, { "line": 187, "text": "" }, { "line": 188, "text": " static QString packDataMessage(QString const &text, int *n);" }, { "line": 189, "text": " static QString unpackDataMessage(QString const &text);" }, { "line": 190, "text": "" }, { "line": 191, "text": " static QString packFastDataMessage(QString const &text, int *n);" }, { "line": 192, "text": " static QString unpackFastDataMessage(QString const &text);" }, { "line": 193, "text": "" }, { "line": 194, "text": " static QList>" } ] } }, { "name": "unpackFastDataMessage", "path": "JS8_Main/Varicode.h", "line": 192, "context": { "start_line": 187, "end_line": 197, "lines": [ { "line": 187, "text": "" }, { "line": 188, "text": " static QString packDataMessage(QString const &text, int *n);" }, { "line": 189, "text": " static QString unpackDataMessage(QString const &text);" }, { "line": 190, "text": "" }, { "line": 191, "text": " static QString packFastDataMessage(QString const &text, int *n);" }, { "line": 192, "text": " static QString unpackFastDataMessage(QString const &text);" }, { "line": 193, "text": "" }, { "line": 194, "text": " static QList>" }, { "line": 195, "text": " buildMessageFrames(QString const &mycall, QString const &mygrid," }, { "line": 196, "text": " QString const &selectedCall, QString const &text," }, { "line": 197, "text": " bool forceIdentify, bool forceData, int submode," } ] } }, { "name": "unpackCallsign", "path": "JS8_Main/Varicode.h", "line": 145, "context": { "start_line": 140, "end_line": 150, "lines": [ { "line": 140, "text": "" }, { "line": 141, "text": " static quint64 packAlphaNumeric50(QString const &value);" }, { "line": 142, "text": " static QString unpackAlphaNumeric50(quint64 packed);" }, { "line": 143, "text": "" }, { "line": 144, "text": " static quint32 packCallsign(QString const &value, bool *pPortable);" }, { "line": 145, "text": " static QString unpackCallsign(quint32 value, bool portable);" }, { "line": 146, "text": "" }, { "line": 147, "text": " static QString deg2grid(float dlong, float dlat);" }, { "line": 148, "text": " static QPair grid2deg(QString const &grid);" }, { "line": 149, "text": " static quint16 packGrid(QString const &value);" }, { "line": 150, "text": " static QString unpackGrid(quint16 value);" } ] } }, { "name": "unpackAlphaNumeric50", "path": "JS8_Main/Varicode.h", "line": 142, "context": { "start_line": 137, "end_line": 147, "lines": [ { "line": 137, "text": "" }, { "line": 138, "text": " static quint32 packAlphaNumeric22(QString const &value, bool isFlag);" }, { "line": 139, "text": " static QString unpackAlphaNumeric22(quint32 packed, bool *isFlag);" }, { "line": 140, "text": "" }, { "line": 141, "text": " static quint64 packAlphaNumeric50(QString const &value);" }, { "line": 142, "text": " static QString unpackAlphaNumeric50(quint64 packed);" }, { "line": 143, "text": "" }, { "line": 144, "text": " static quint32 packCallsign(QString const &value, bool *pPortable);" }, { "line": 145, "text": " static QString unpackCallsign(quint32 value, bool portable);" }, { "line": 146, "text": "" }, { "line": 147, "text": " static QString deg2grid(float dlong, float dlat);" } ] } }, { "name": "unpackGrid", "path": "JS8_Main/Varicode.h", "line": 150, "context": { "start_line": 145, "end_line": 155, "lines": [ { "line": 145, "text": " static QString unpackCallsign(quint32 value, bool portable);" }, { "line": 146, "text": "" }, { "line": 147, "text": " static QString deg2grid(float dlong, float dlat);" }, { "line": 148, "text": " static QPair grid2deg(QString const &grid);" }, { "line": 149, "text": " static quint16 packGrid(QString const &value);" }, { "line": 150, "text": " static QString unpackGrid(quint16 value);" }, { "line": 151, "text": "" }, { "line": 152, "text": " static quint8 packNum(QString const &num, bool *ok);" }, { "line": 153, "text": " static quint8 packPwr(QString const &pwr, bool *ok);" }, { "line": 154, "text": " static quint8 packCmd(quint8 cmd, quint8 num, bool *pPackedNum);" }, { "line": 155, "text": " static quint8 unpackCmd(quint8 value, quint8 *pNum);" } ] } }, { "name": "unpackCmd", "path": "JS8_Main/Varicode.h", "line": 155, "context": { "start_line": 150, "end_line": 160, "lines": [ { "line": 150, "text": " static QString unpackGrid(quint16 value);" }, { "line": 151, "text": "" }, { "line": 152, "text": " static quint8 packNum(QString const &num, bool *ok);" }, { "line": 153, "text": " static quint8 packPwr(QString const &pwr, bool *ok);" }, { "line": 154, "text": " static quint8 packCmd(quint8 cmd, quint8 num, bool *pPackedNum);" }, { "line": 155, "text": " static quint8 unpackCmd(quint8 value, quint8 *pNum);" }, { "line": 156, "text": "" }, { "line": 157, "text": " static bool isSNRCommand(const QString &cmd);" }, { "line": 158, "text": " static bool isCommandAllowed(const QString &cmd);" }, { "line": 159, "text": " static bool isCommandBuffered(const QString &cmd);" }, { "line": 160, "text": " static int isCommandChecksumed(const QString &cmd);" } ] } }, { "name": "huffDecode", "path": "JS8_Main/Varicode.h", "line": 107, "context": { "start_line": 102, "end_line": 112, "lines": [ { "line": 102, "text": " static QStringList parseCallsigns(QString const &input);" }, { "line": 103, "text": " static QStringList parseGrids(QString const &input);" }, { "line": 104, "text": "" }, { "line": 105, "text": " static QList>>" }, { "line": 106, "text": " huffEncode(const QMap &huff, QString const &text);" }, { "line": 107, "text": " static QString huffDecode(const QMap &huff," }, { "line": 108, "text": " QVector const &bitvec);" }, { "line": 109, "text": " static QSet huffValidChars(const QMap &huff);" }, { "line": 110, "text": "" }, { "line": 111, "text": " static QVector bytesToBits(char *bitvec, int n);" }, { "line": 112, "text": " static QVector strToBits(QString const &bitvec);" } ] } }, { "name": "JSC::decompress", "path": "JS8_JSC/JSC.cpp", "line": 127, "context": { "start_line": 122, "end_line": 132, "lines": [ { "line": 122, "text": " * @brief Decompresses the given bit vector into a string." }, { "line": 123, "text": " *" }, { "line": 124, "text": " * @param bitvec" }, { "line": 125, "text": " * @return QString" }, { "line": 126, "text": " */" }, { "line": 127, "text": "QString JSC::decompress(Codeword const &bitvec) {" }, { "line": 128, "text": " const quint32 b = 4;" }, { "line": 129, "text": " const quint32 s = 7;" }, { "line": 130, "text": " const quint32 c = pow(2, b) - s;" }, { "line": 131, "text": "" }, { "line": 132, "text": " QStringList out;" } ] } } ] }, "source_contract": { "message174_alphabet": "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-+", "alphabet72": "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-+/?.", "frame_types": { "0": "FrameHeartbeat", "1": "FrameCompound", "2": "FrameCompoundDirected", "3": "FrameDirected", "4": "FrameData", "5": "FrameData", "6": "FrameDataCompressed", "7": "FrameDataCompressed" }, "implemented_rx_unpack": [ "unpack72bits", "frame_type", "directed", "heartbeat", "compound", "callsign", "grid", "legacy_huff_data_probe" ], "not_yet_ported": [ "JSC::decompress full compressed text", "multi-frame buffer assembly", "WebFTR live integration" ] }, "input_decode_count": 2, "frame_probe_count": 2, "webftr_display_count": 0, "hidden_candidate_count": 2, "frame_type_counts": { "FrameHeartbeat": 1, "FrameDirected": 1 }, "webftr_rx_rows": [], "candidate_rows": [ { "id": "js8-frame66-bf1ce62fdb4a", "source_decode_id": "js8-msg174-2b7db8e6", "mode": "JS8", "text": "001XqOA2iDZ0", "valid_message174_crc12": true, "crc12_distance": 0, "received_crc12": 2920, "computed_crc12": 2920, "source": { "source_file": "/decoders/js8_decoder/logs/20260527T150600Z_source_exact_map_probe_output.json", "json_path": "$.best_candidate.candidate_bits", "source_kind": "generic_bit_list", "row_index": 237, "map_name": "raw", "map_source": null }, "frame_probe": { "message_text_12chars": "001XqOA2iDZ0", "length": 12, "source_alphabet72_compatible": true, "ok": true, "unpack72": { "value": 107552465662168, "value_hex": "0x000061d18282b0d8", "rem": 192, "top3": 0, "top2": 0, "first_16_bits": "0000000000000000" }, "frame_type": "FrameHeartbeat", "frame_type_bits": 0, "displayable_after_frame_unpack": false, "frame_fields": { "packed_type": 0, "callsign": "004REY/0V4", "packed_callsign": 52515852374, "packed_num": 6936, "bits3": 0, "valid_callsign_hint": true, "kind": "heartbeat_or_cq", "is_cq_alt": false, "grid": "OJ16", "message_token": "HB", "valid_grid_hint": true }, "plausibility": { "score": 6, "reasons": [ "valid_heartbeat_callsign", "valid_heartbeat_grid" ] }, "frame_display_candidate": true, "display_guard_reason": "step66_annotation_only_pending_jsc_or_multiframe_text_confirmation", "candidate_class": "source_varicode_frame_candidate_guarded", "display_text_hint": "HB 004REY/0V4 OJ16" }, "show_in_rx_list": false, "display_text": "HB 004REY/0V4 OJ16", "candidate_class": "source_varicode_frame_candidate_guarded", "sort_index": 0 }, { "id": "js8-frame66-66ab29ded46c", "source_decode_id": "js8-msg174-369b0507", "mode": "JS8", "text": "Q0VsKWqfJ96x", "valid_message174_crc12": true, "crc12_distance": 0, "received_crc12": 980, "computed_crc12": 980, "source": { "source_file": "/decoders/js8_decoder/logs/20260527T150600Z_source_exact_map_probe_output.json", "json_path": "$.top_llr_row_exports[6].hard_bits", "source_kind": "generic_bit_list", "row_index": 82, "map_name": "raw", "map_source": null }, "frame_probe": { "message_text_12chars": "Q0VsKWqfJ96x", "length": 12, "source_alphabet72_compatible": true, "ok": true, "unpack72": { "value": 7496230937050041489, "value_hex": "0x6807f6520d294c91", "rem": 187, "top3": 3, "top2": 1, "first_16_bits": "0110100000000111" }, "frame_type": "FrameDirected", "frame_type_bits": 3, "displayable_after_frame_unpack": false, "frame_fields": { "from": "9I2TZR/P", "to": "0Z0PMP", "cmd_id": 17, "cmd": " INFO", "extra": 59, "extra_value": { "kind": "number", "value": 28 }, "portable_from": true, "portable_to": false, "valid_from_hint": true, "valid_to_hint": true }, "plausibility": { "score": 10, "reasons": [ "valid_directed_from", "valid_directed_to", "directed_command" ] }, "frame_display_candidate": true, "display_guard_reason": "step66_annotation_only_pending_jsc_or_multiframe_text_confirmation", "candidate_class": "source_varicode_frame_candidate_guarded", "display_text_hint": "9I2TZR/P 0Z0PMP INFO 28" }, "show_in_rx_list": false, "display_text": "9I2TZR/P 0Z0PMP INFO 28", "candidate_class": "source_varicode_frame_candidate_guarded", "sort_index": 1 } ], "suppressed_candidates": [ { "id": "js8-frame66-bf1ce62fdb4a", "source_decode_id": "js8-msg174-2b7db8e6", "mode": "JS8", "text": "001XqOA2iDZ0", "valid_message174_crc12": true, "crc12_distance": 0, "received_crc12": 2920, "computed_crc12": 2920, "source": { "source_file": "/decoders/js8_decoder/logs/20260527T150600Z_source_exact_map_probe_output.json", "json_path": "$.best_candidate.candidate_bits", "source_kind": "generic_bit_list", "row_index": 237, "map_name": "raw", "map_source": null }, "frame_probe": { "message_text_12chars": "001XqOA2iDZ0", "length": 12, "source_alphabet72_compatible": true, "ok": true, "unpack72": { "value": 107552465662168, "value_hex": "0x000061d18282b0d8", "rem": 192, "top3": 0, "top2": 0, "first_16_bits": "0000000000000000" }, "frame_type": "FrameHeartbeat", "frame_type_bits": 0, "displayable_after_frame_unpack": false, "frame_fields": { "packed_type": 0, "callsign": "004REY/0V4", "packed_callsign": 52515852374, "packed_num": 6936, "bits3": 0, "valid_callsign_hint": true, "kind": "heartbeat_or_cq", "is_cq_alt": false, "grid": "OJ16", "message_token": "HB", "valid_grid_hint": true }, "plausibility": { "score": 6, "reasons": [ "valid_heartbeat_callsign", "valid_heartbeat_grid" ] }, "frame_display_candidate": true, "display_guard_reason": "step66_annotation_only_pending_jsc_or_multiframe_text_confirmation", "candidate_class": "source_varicode_frame_candidate_guarded", "display_text_hint": "HB 004REY/0V4 OJ16" }, "show_in_rx_list": false, "display_text": "HB 004REY/0V4 OJ16", "candidate_class": "source_varicode_frame_candidate_guarded", "sort_index": 0 }, { "id": "js8-frame66-66ab29ded46c", "source_decode_id": "js8-msg174-369b0507", "mode": "JS8", "text": "Q0VsKWqfJ96x", "valid_message174_crc12": true, "crc12_distance": 0, "received_crc12": 980, "computed_crc12": 980, "source": { "source_file": "/decoders/js8_decoder/logs/20260527T150600Z_source_exact_map_probe_output.json", "json_path": "$.top_llr_row_exports[6].hard_bits", "source_kind": "generic_bit_list", "row_index": 82, "map_name": "raw", "map_source": null }, "frame_probe": { "message_text_12chars": "Q0VsKWqfJ96x", "length": 12, "source_alphabet72_compatible": true, "ok": true, "unpack72": { "value": 7496230937050041489, "value_hex": "0x6807f6520d294c91", "rem": 187, "top3": 3, "top2": 1, "first_16_bits": "0110100000000111" }, "frame_type": "FrameDirected", "frame_type_bits": 3, "displayable_after_frame_unpack": false, "frame_fields": { "from": "9I2TZR/P", "to": "0Z0PMP", "cmd_id": 17, "cmd": " INFO", "extra": 59, "extra_value": { "kind": "number", "value": 28 }, "portable_from": true, "portable_to": false, "valid_from_hint": true, "valid_to_hint": true }, "plausibility": { "score": 10, "reasons": [ "valid_directed_from", "valid_directed_to", "directed_command" ] }, "frame_display_candidate": true, "display_guard_reason": "step66_annotation_only_pending_jsc_or_multiframe_text_confirmation", "candidate_class": "source_varicode_frame_candidate_guarded", "display_text_hint": "9I2TZR/P 0Z0PMP INFO 28" }, "show_in_rx_list": false, "display_text": "9I2TZR/P 0Z0PMP INFO 28", "candidate_class": "source_varicode_frame_candidate_guarded", "sort_index": 1 } ], "verdict": "source_varicode_frames_classified_but_not_displayable", "warnings": [ "Step66 is still RX-only diagnostics. It classifies message174 text as JS8 Varicode frame families but does not start JS8Call GUI/Qt.", "Rows remain hidden unless callsign/grid/command/text plausibility survives source-style frame unpacking.", "Compressed Data frames still require a later JSC::decompress port before real JS8 chat text can be displayed." ], "next_action": "If frame types look plausible but hidden, port JSC::decompress and multi-frame assembly next; if a display row appears, wire webftr_rx_rows into the JS8 RX UI contract." } }, "rx_display_contract": { "name": "20260527T163511Z_rx_display_contract_output.json", "path": "/decoders/js8_decoder/logs/20260527T163511Z_rx_display_contract_output.json", "url": "/logs/20260527T163511Z_rx_display_contract_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 8654, "mtime_utc": "2026-05-27T16:35:12Z" }, "json_preview": { "ok": true, "tool": "webftr-js8-rx-display-contract", "tool_version": "step65-rx-display-contract-message174-plausibility-guard", "rx_only_guard": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "no_gui_runtime_started": true, "log_dir": "/decoders/js8_decoder/logs", "input_step64_reports": [ { "path": "/decoders/js8_decoder/logs/20260527T163511Z_source_confirmed_message174_decode_output.json", "exists": true, "tool_version": "step64-source-confirmed-message174-decodes-output", "decode_count": 2, "selected": true } ], "source_step64_tool_version": "step64-source-confirmed-message174-decodes-output", "input_decode_count": 2, "webftr_display_count": 0, "hidden_candidate_count": 2, "verdict": "message174_candidates_but_no_plausible_js8_text_yet", "webftr_rx_contract": { "schema": "webftr-js8-rx-display-contract-v1", "display_policy": "Only show rows with show_in_rx_list=true in a normal RX table; keep other CRC-valid rows as candidate diagnostics.", "fields": [ "mode", "status", "display_text", "show_in_rx_list", "candidate_class", "valid_message174_crc12", "crc12_distance", "received_crc12", "computed_crc12" ] }, "webftr_rx_rows": [], "candidate_rows": [ { "id": "js8-rx65-f55bc2ac28", "source_decode_id": "js8-msg174-2b7db8e6", "mode": "JS8", "status": "CANDIDATE", "text": "001XqOA2iDZ0", "display_text": "001XQOA2IDZ0", "raw": "001XqOA2iDZ0", "show_in_rx_list": false, "candidate_class": "crc_candidate_unframed", "candidate_score": -3, "valid_message174_crc12": true, "crc12_distance": 0, "received_crc12": 2920, "computed_crc12": 2920, "parsed": { "raw": "001XqOA2iDZ0", "normalized": "001XQOA2IDZ0", "message_type": "MESSAGE", "directed_to": null, "callsigns": [], "primary_callsign": null, "locators": [], "primary_locator": null, "body": "001XQOA2IDZ0" }, "plausibility": { "score": -3, "classification": "crc_candidate_unframed", "displayable": false, "reasons": [ "allowed_js8_display_chars", "compact_mixed_12char_payload" ], "known_tokens": [], "callsigns": [], "locators": [], "char_entropy": 3.189, "compact_random_payload_hint": true, "allowed_display_chars": true }, "confidence": "crc12_zero_distance_but_unframed", "source": { "source_file": "/decoders/js8_decoder/logs/20260527T150600Z_source_exact_map_probe_output.json", "json_path": "$.best_candidate.candidate_bits", "source_kind": "generic_bit_list", "row_index": 237, "map_name": "raw", "map_source": null }, "sort_index": 0 }, { "id": "js8-rx65-c793e911ba", "source_decode_id": "js8-msg174-369b0507", "mode": "JS8", "status": "CANDIDATE", "text": "Q0VsKWqfJ96x", "display_text": "Q0VSKWQFJ96X", "raw": "Q0VsKWqfJ96x", "show_in_rx_list": false, "candidate_class": "crc_candidate_unframed", "candidate_score": -3, "valid_message174_crc12": true, "crc12_distance": 0, "received_crc12": 980, "computed_crc12": 980, "parsed": { "raw": "Q0VsKWqfJ96x", "normalized": "Q0VSKWQFJ96X", "message_type": "MESSAGE", "directed_to": null, "callsigns": [], "primary_callsign": null, "locators": [], "primary_locator": null, "body": "Q0VSKWQFJ96X" }, "plausibility": { "score": -3, "classification": "crc_candidate_unframed", "displayable": false, "reasons": [ "allowed_js8_display_chars", "compact_mixed_12char_payload" ], "known_tokens": [], "callsigns": [], "locators": [], "char_entropy": 3.585, "compact_random_payload_hint": true, "allowed_display_chars": true }, "confidence": "crc12_zero_distance_but_unframed", "source": { "source_file": "/decoders/js8_decoder/logs/20260527T150600Z_source_exact_map_probe_output.json", "json_path": "$.top_llr_row_exports[6].hard_bits", "source_kind": "generic_bit_list", "row_index": 82, "map_name": "raw", "map_source": null }, "sort_index": 1 } ], "suppressed_candidates": [ { "id": "js8-rx65-f55bc2ac28", "source_decode_id": "js8-msg174-2b7db8e6", "mode": "JS8", "status": "CANDIDATE", "text": "001XqOA2iDZ0", "display_text": "001XQOA2IDZ0", "raw": "001XqOA2iDZ0", "show_in_rx_list": false, "candidate_class": "crc_candidate_unframed", "candidate_score": -3, "valid_message174_crc12": true, "crc12_distance": 0, "received_crc12": 2920, "computed_crc12": 2920, "parsed": { "raw": "001XqOA2iDZ0", "normalized": "001XQOA2IDZ0", "message_type": "MESSAGE", "directed_to": null, "callsigns": [], "primary_callsign": null, "locators": [], "primary_locator": null, "body": "001XQOA2IDZ0" }, "plausibility": { "score": -3, "classification": "crc_candidate_unframed", "displayable": false, "reasons": [ "allowed_js8_display_chars", "compact_mixed_12char_payload" ], "known_tokens": [], "callsigns": [], "locators": [], "char_entropy": 3.189, "compact_random_payload_hint": true, "allowed_display_chars": true }, "confidence": "crc12_zero_distance_but_unframed", "source": { "source_file": "/decoders/js8_decoder/logs/20260527T150600Z_source_exact_map_probe_output.json", "json_path": "$.best_candidate.candidate_bits", "source_kind": "generic_bit_list", "row_index": 237, "map_name": "raw", "map_source": null }, "sort_index": 0 }, { "id": "js8-rx65-c793e911ba", "source_decode_id": "js8-msg174-369b0507", "mode": "JS8", "status": "CANDIDATE", "text": "Q0VsKWqfJ96x", "display_text": "Q0VSKWQFJ96X", "raw": "Q0VsKWqfJ96x", "show_in_rx_list": false, "candidate_class": "crc_candidate_unframed", "candidate_score": -3, "valid_message174_crc12": true, "crc12_distance": 0, "received_crc12": 980, "computed_crc12": 980, "parsed": { "raw": "Q0VsKWqfJ96x", "normalized": "Q0VSKWQFJ96X", "message_type": "MESSAGE", "directed_to": null, "callsigns": [], "primary_callsign": null, "locators": [], "primary_locator": null, "body": "Q0VSKWQFJ96X" }, "plausibility": { "score": -3, "classification": "crc_candidate_unframed", "displayable": false, "reasons": [ "allowed_js8_display_chars", "compact_mixed_12char_payload" ], "known_tokens": [], "callsigns": [], "locators": [], "char_entropy": 3.585, "compact_random_payload_hint": true, "allowed_display_chars": true }, "confidence": "crc12_zero_distance_but_unframed", "source": { "source_file": "/decoders/js8_decoder/logs/20260527T150600Z_source_exact_map_probe_output.json", "json_path": "$.top_llr_row_exports[6].hard_bits", "source_kind": "generic_bit_list", "row_index": 82, "map_name": "raw", "map_source": null }, "sort_index": 1 } ], "summary": { "display_ready": 0, "candidate_only": 2, "class_counts": { "crc_candidate_unframed": 2 } }, "warnings": [ "Step65 is a safety/display-contract layer: CRC12-zero message174 candidates are not automatically treated as real user-visible JS8 chat lines.", "Random-looking compact 12-character payloads remain preserved as diagnostics but are hidden from normal WebFTR RX rows until source text/framing is connected.", "No JS8Call GUI/Qt process is started and no TX/PTT/Tune/Send action is performed." ], "next_action": "If webftr_display_count is 0, continue with source extraction around JS8 text/framing/callsign packing before WebFTR UI integration; if >0, wire webftr_rx_rows into the JS8 RX table contract." } }, "source_confirmed_message174_decode": { "name": "20260527T180708Z_source_confirmed_message174_decode_output.json", "path": "/decoders/js8_decoder/logs/20260527T180708Z_source_confirmed_message174_decode_output.json", "url": "/logs/20260527T180708Z_source_confirmed_message174_decode_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 6061, "mtime_utc": "2026-05-27T18:07:08Z" }, "json_preview": { "ok": true, "tool": "webftr-js8-source-confirmed-message174-decode", "tool_version": "step64-source-confirmed-message174-decodes-output", "rx_only_guard": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "no_gui_runtime_started": true, "log_dir": "/decoders/js8_decoder/logs", "source_contract": { "source": "JS8Call-Improved JS8_Mode/JS8.cpp extractmessage174/checkCRC12", "alphabet": "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-+", "crc_width": 12, "crc_poly_hex": "0xc06", "crc_xor_decimal": 42, "message_bits": "first 72 data bits as 12 x 6-bit words", "crc_gate": "Only zero-distance CRC12 candidates are emitted as decodes[]." }, "step63_source_reports": [ { "path": "/decoders/js8_decoder/logs/20260527T150600Z_source_exact_map_probe_output.json", "exists": true, "zero_distance_candidates_extracted": 33, "tool_version": "step63-source-exact-interleaver-whitening-index-extract" } ], "runtime_fallback_reports": [], "candidate_source": "step63_source_exact_map_probe", "zero_distance_candidate_count": 2, "decode_count": 2, "top_candidates": [ { "source_file": "/decoders/js8_decoder/logs/20260527T150600Z_source_exact_map_probe_output.json", "json_path": "$.best_candidate.candidate_bits", "source_kind": "generic_bit_list", "row_index": 237, "map_name": "raw", "map_source": null, "distance": 0, "crc_match": true, "received_crc12": 2920, "computed_crc12": 2920, "message_words_6bit": [ 0, 0, 1, 33, 52, 24, 10, 2, 44, 13, 35, 0 ], "message_text_12chars": "001XqOA2iDZ0", "info87_bitstring": "000000000000000001100001110100011000001010000010101100001101100011000000000101101101000" }, { "source_file": "/decoders/js8_decoder/logs/20260527T150600Z_source_exact_map_probe_output.json", "json_path": "$.top_llr_row_exports[6].hard_bits", "source_kind": "generic_bit_list", "row_index": 82, "map_name": "raw", "map_source": null, "distance": 0, "crc_match": true, "received_crc12": 980, "computed_crc12": 980, "message_words_6bit": [ 26, 0, 31, 54, 20, 32, 52, 41, 19, 9, 6, 59 ], "message_text_12chars": "Q0VsKWqfJ96x", "info87_bitstring": "011010000000011111110110010100100000110100101001010011001001000110111011101001111010100" } ], "decodes": [ { "id": "js8-msg174-2b7db8e6", "mode": "JS8", "decoder": "webftr-js8lab-step64-message174-source-confirmed", "text": "001XqOA2iDZ0", "raw": "001XqOA2iDZ0", "message_text_12chars": "001XqOA2iDZ0", "valid_message174_crc12": true, "crc12_distance": 0, "received_crc12": 2920, "computed_crc12": 2920, "message_words_6bit": [ 0, 0, 1, 33, 52, 24, 10, 2, 44, 13, 35, 0 ], "alphabet": "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-+", "parsed": { "raw": "001XqOA2iDZ0", "normalized": "001XQOA2IDZ0", "message_type": "MESSAGE", "directed_to": null, "callsigns": [], "primary_callsign": null, "locators": [], "primary_locator": null, "body": "001XQOA2IDZ0" }, "source": { "source_file": "/decoders/js8_decoder/logs/20260527T150600Z_source_exact_map_probe_output.json", "json_path": "$.best_candidate.candidate_bits", "source_kind": "generic_bit_list", "row_index": 237, "map_name": "raw", "map_source": null }, "confidence": "crc12_zero_distance_source_extractmessage174", "rx_only": true, "sort_index": 0 }, { "id": "js8-msg174-369b0507", "mode": "JS8", "decoder": "webftr-js8lab-step64-message174-source-confirmed", "text": "Q0VsKWqfJ96x", "raw": "Q0VsKWqfJ96x", "message_text_12chars": "Q0VsKWqfJ96x", "valid_message174_crc12": true, "crc12_distance": 0, "received_crc12": 980, "computed_crc12": 980, "message_words_6bit": [ 26, 0, 31, 54, 20, 32, 52, 41, 19, 9, 6, 59 ], "alphabet": "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-+", "parsed": { "raw": "Q0VsKWqfJ96x", "normalized": "Q0VSKWQFJ96X", "message_type": "MESSAGE", "directed_to": null, "callsigns": [], "primary_callsign": null, "locators": [], "primary_locator": null, "body": "Q0VSKWQFJ96X" }, "source": { "source_file": "/decoders/js8_decoder/logs/20260527T150600Z_source_exact_map_probe_output.json", "json_path": "$.top_llr_row_exports[6].hard_bits", "source_kind": "generic_bit_list", "row_index": 82, "map_name": "raw", "map_source": null }, "confidence": "crc12_zero_distance_source_extractmessage174", "rx_only": true, "sort_index": 1 } ], "warnings": [ "Step64 emits source-confirmed message174 CRC12-zero-distance text candidates; it is not yet a full live JS8 decoder chain from audio to final chat UI.", "It starts no JS8Call GUI/Qt process and performs no TX/PTT/Tune/Send actions.", "Random-looking 12-character payloads can still be valid message174 candidates until higher JS8 text/Varicode framing is connected." ], "next_action": "Use Step64 decodes[] as the contract for the next step: connect source-confirmed message174 output into a richer JS8 text/Varicode/framing interpretation and then feed WebFTR RX display fields." } }, "source_exact_map_probe": { "name": "20260527T150600Z_source_exact_map_probe_output.json", "path": "/decoders/js8_decoder/logs/20260527T150600Z_source_exact_map_probe_output.json", "url": "/logs/20260527T150600Z_source_exact_map_probe_output.json", "stat": { "exists": true, "is_file": true, "is_dir": false, "size": 141641, "mtime_utc": "2026-05-27T15:06:03Z" }, "json_preview": { "ok": true, "tool": "webftr-js8-source-exact-map-probe", "tool_version": "step63-source-exact-interleaver-whitening-index-extract", "rx_only_guard": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "no_gui_runtime_started": true, "root": "/decoders/js8_decoder", "log_dir": "/decoders/js8_decoder/logs", "source_checked": [ { "path": "/decoders/js8_decoder/runtime/src/JS8Call-improved", "exists": true, "is_dir": true } ], "source": { "source_available": true, "source_dir": "/decoders/js8_decoder/runtime/src/JS8Call-improved", "files_scanned": 16, "focused_files_present": [ "JS8_Mode/JS8.cpp", "JS8_Mode/JS8.h", "JS8_Mode/Decoder.cpp", "JS8_Mode/Decoder.h", "JS8_Mode/DecodedText.cpp", "JS8_Mode/DecodedText.h", "JS8_Mode/JS8Submode.cpp", "JS8_Mode/JS8Submode.h", "JS8_Mode/soft_combiner.h", "JS8_Mode/ldpc_feedback.h", "JS8_Mode/whitening_processor.h", "JS8_Include/commons.h", "JS8_Main/Varicode.cpp", "JS8_Main/Varicode.h", "JS8_JSC/JSC_map.cpp", "JS8_JSC/JSC_list.cpp" ], "focused_files_missing": [], "exact_maps": [], "source_evidence": [ { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 11, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "whiten" ], "context": { "start_line": 8, "end_line": 14, "lines": [ { "line": 8, "text": "#include \"JS8.h\"" }, { "line": 9, "text": "#include \"JS8_Include/commons.h\"" }, { "line": 10, "text": "#include \"JS8_Mode/FrequencyTracker.h\"" }, { "line": 11, "text": "#include \"JS8_Mode/whitening_processor.h\"" }, { "line": 12, "text": "#include \"ldpc_feedback.h\"" }, { "line": 13, "text": "#include \"soft_combiner.h\"" }, { "line": 14, "text": "" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 12, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "LDPC", "ldpc" ], "context": { "start_line": 9, "end_line": 15, "lines": [ { "line": 9, "text": "#include \"JS8_Include/commons.h\"" }, { "line": 10, "text": "#include \"JS8_Mode/FrequencyTracker.h\"" }, { "line": 11, "text": "#include \"JS8_Mode/whitening_processor.h\"" }, { "line": 12, "text": "#include \"ldpc_feedback.h\"" }, { "line": 13, "text": "#include \"soft_combiner.h\"" }, { "line": 14, "text": "" }, { "line": 15, "text": "#include " } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 729, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 726, "end_line": 732, "lines": [ { "line": 726, "text": "" }, { "line": 727, "text": "// Belief Propagation Decoder" }, { "line": 728, "text": "" }, { "line": 729, "text": "int bpdecode174(std::array const &llr, std::array &decoded," }, { "line": 730, "text": " std::array &cw) {" }, { "line": 731, "text": " // Initialize messages and variables" }, { "line": 732, "text": " std::array, N> tov =" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 748, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 745, "end_line": 751, "lines": [ { "line": 745, "text": " // Initialize toc (messages from bits to checks)" }, { "line": 746, "text": " for (int i = 0; i < M; ++i) {" }, { "line": 747, "text": " for (int j = 0; j < Nm[i].valid_neighbors; ++j) {" }, { "line": 748, "text": " toc[i][j] = llr[Nm[i].neighbors[j]];" }, { "line": 749, "text": " }" }, { "line": 750, "text": " }" }, { "line": 751, "text": "" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 757, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 754, "end_line": 760, "lines": [ { "line": 754, "text": " // Update bit log likelihood ratios" }, { "line": 755, "text": " for (int i = 0; i < N; ++i) {" }, { "line": 756, "text": " zn[i] =" }, { "line": 757, "text": " llr[i] + std::accumulate(tov[i].begin()," }, { "line": 758, "text": " tov[i].begin() + BP_MAX_CHECKS, 0.0f);" }, { "line": 759, "text": " }" }, { "line": 760, "text": "" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 782, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 779, "end_line": 785, "lines": [ { "line": 779, "text": " // Count errors" }, { "line": 780, "text": " int nerr = 0;" }, { "line": 781, "text": " for (int i = 0; i < N; ++i) {" }, { "line": 782, "text": " if ((2 * cw[i] - 1) * llr[i] < 0.0f) {" }, { "line": 783, "text": " ++nerr;" }, { "line": 784, "text": " }" }, { "line": 785, "text": " }" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 895, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "checkCRC12" ], "context": { "start_line": 892, "end_line": 898, "lines": [ { "line": 892, "text": " return boost::augmented_crc<12, 0xc06>(range.data(), range.size()) ^ 42;" }, { "line": 893, "text": "}" }, { "line": 894, "text": "" }, { "line": 895, "text": "bool checkCRC12(std::array const &decoded) {" }, { "line": 896, "text": " std::array bits = {};" }, { "line": 897, "text": "" }, { "line": 898, "text": " for (std::size_t i = 0; i < decoded.size(); ++i) {" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 918, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "message174", "extractmessage174" ], "context": { "start_line": 915, "end_line": 921, "lines": [ { "line": 915, "text": " return crc == CRC12(bits);" }, { "line": 916, "text": "}" }, { "line": 917, "text": "" }, { "line": 918, "text": "std::string extractmessage174(std::array const &decoded) {" }, { "line": 919, "text": " std::string message;" }, { "line": 920, "text": "" }, { "line": 921, "text": " // Ensure received CRC matches computed CRC." } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 923, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "checkCRC12" ], "context": { "start_line": 920, "end_line": 926, "lines": [ { "line": 920, "text": "" }, { "line": 921, "text": " // Ensure received CRC matches computed CRC." }, { "line": 922, "text": "" }, { "line": 923, "text": " if (checkCRC12(decoded)) {" }, { "line": 924, "text": " message.reserve(12);" }, { "line": 925, "text": "" }, { "line": 926, "text": " // Decode the message from the 72 data bits" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 950, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "LDPC", "ldpc" ], "context": { "start_line": 947, "end_line": 953, "lines": [ { "line": 947, "text": "// This should be 952 bytes in size; to store an 87x87 matrix of bits," }, { "line": 948, "text": "// you need 7569 bits, which requires 119 64-bit values, or 952 bytes." }, { "line": 949, "text": "//" }, { "line": 950, "text": "// Background here is that this is a low-density parity check code (LDPC)," }, { "line": 951, "text": "// generated using the PEG algorithm. In short, true values in a row i of" }, { "line": 952, "text": "// the matrix define which of the 87 message bits must be summed, modulo" }, { "line": 953, "text": "// 2, to produce the ith parity check bit. Decent references on this are:" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 959, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "LDPC", "ldpc" ], "context": { "start_line": 956, "end_line": 962, "lines": [ { "line": 956, "text": "// 2. https://inference.org.uk/mackay/PEG_ECC.html" }, { "line": 957, "text": "// 3. https://github.com/Lcrypto/classic-PEG-" }, { "line": 958, "text": "//" }, { "line": 959, "text": "// The data used was harvested from the original 'ldpc_174_87_params.f90'," }, { "line": 960, "text": "// but you'll note that the rows have been reordered here, because this" }, { "line": 961, "text": "// isn't Fortran; C++ is row-major, not column-major." }, { "line": 962, "text": "" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1084, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1081, "end_line": 1087, "lines": [ { "line": 1081, "text": " js8::SoftCombiner m_softCombiner;" }, { "line": 1082, "text": " bool m_enableFreqTracking = true;" }, { "line": 1083, "text": " bool m_enableTimingTracking = true;" }, { "line": 1084, "text": " float m_llrErasureThreshold = js8::llrErasureThreshold();" }, { "line": 1085, "text": " bool m_enableLdpcFeedback = js8::ldpcFeedbackEnabled();" }, { "line": 1086, "text": " int m_maxLdpcPasses = js8::ldpcFeedbackMaxPasses();" }, { "line": 1087, "text": "" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1085, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "LDPC", "ldpc" ], "context": { "start_line": 1082, "end_line": 1088, "lines": [ { "line": 1082, "text": " bool m_enableFreqTracking = true;" }, { "line": 1083, "text": " bool m_enableTimingTracking = true;" }, { "line": 1084, "text": " float m_llrErasureThreshold = js8::llrErasureThreshold();" }, { "line": 1085, "text": " bool m_enableLdpcFeedback = js8::ldpcFeedbackEnabled();" }, { "line": 1086, "text": " int m_maxLdpcPasses = js8::ldpcFeedbackMaxPasses();" }, { "line": 1087, "text": "" }, { "line": 1088, "text": " using Plan = FFTWPlanManager::Type;" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1086, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "LDPC", "ldpc" ], "context": { "start_line": 1083, "end_line": 1089, "lines": [ { "line": 1083, "text": " bool m_enableTimingTracking = true;" }, { "line": 1084, "text": " float m_llrErasureThreshold = js8::llrErasureThreshold();" }, { "line": 1085, "text": " bool m_enableLdpcFeedback = js8::ldpcFeedbackEnabled();" }, { "line": 1086, "text": " int m_maxLdpcPasses = js8::ldpcFeedbackMaxPasses();" }, { "line": 1087, "text": "" }, { "line": 1088, "text": " using Plan = FFTWPlanManager::Type;" }, { "line": 1089, "text": "" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1473, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "whiten" ], "context": { "start_line": 1470, "end_line": 1476, "lines": [ { "line": 1470, "text": " symbolWinners[j] = winner;" }, { "line": 1471, "text": " }" }, { "line": 1472, "text": "" }, { "line": 1473, "text": " auto const whitening = js8::WhiteningProcessor::process(" }, { "line": 1474, "text": " s1, symbolWinners, m_llrErasureThreshold," }, { "line": 1475, "text": " decoder_js8().isDebugEnabled());" }, { "line": 1476, "text": "" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1474, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1471, "end_line": 1477, "lines": [ { "line": 1471, "text": " }" }, { "line": 1472, "text": "" }, { "line": 1473, "text": " auto const whitening = js8::WhiteningProcessor::process(" }, { "line": 1474, "text": " s1, symbolWinners, m_llrErasureThreshold," }, { "line": 1475, "text": " decoder_js8().isDebugEnabled());" }, { "line": 1476, "text": "" }, { "line": 1477, "text": " auto llr0 = whitening.llr0;" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1477, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "whiten", "llr" ], "context": { "start_line": 1474, "end_line": 1480, "lines": [ { "line": 1474, "text": " s1, symbolWinners, m_llrErasureThreshold," }, { "line": 1475, "text": " decoder_js8().isDebugEnabled());" }, { "line": 1476, "text": "" }, { "line": 1477, "text": " auto llr0 = whitening.llr0;" }, { "line": 1478, "text": " auto llr1 = whitening.llr1;" }, { "line": 1479, "text": "" }, { "line": 1480, "text": " // Only apply a second erasure threshold pass if whitening didn't" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1478, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "whiten", "llr" ], "context": { "start_line": 1475, "end_line": 1481, "lines": [ { "line": 1475, "text": " decoder_js8().isDebugEnabled());" }, { "line": 1476, "text": "" }, { "line": 1477, "text": " auto llr0 = whitening.llr0;" }, { "line": 1478, "text": " auto llr1 = whitening.llr1;" }, { "line": 1479, "text": "" }, { "line": 1480, "text": " // Only apply a second erasure threshold pass if whitening didn't" }, { "line": 1481, "text": " // already zero low-magnitude LLRs using the configured threshold." } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1480, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "whiten" ], "context": { "start_line": 1477, "end_line": 1483, "lines": [ { "line": 1477, "text": " auto llr0 = whitening.llr0;" }, { "line": 1478, "text": " auto llr1 = whitening.llr1;" }, { "line": 1479, "text": "" }, { "line": 1480, "text": " // Only apply a second erasure threshold pass if whitening didn't" }, { "line": 1481, "text": " // already zero low-magnitude LLRs using the configured threshold." }, { "line": 1482, "text": " if (!whitening.erasureApplied) {" }, { "line": 1483, "text": " std::size_t erasuresAfterThreshold = 0;" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1481, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1478, "end_line": 1484, "lines": [ { "line": 1478, "text": " auto llr1 = whitening.llr1;" }, { "line": 1479, "text": "" }, { "line": 1480, "text": " // Only apply a second erasure threshold pass if whitening didn't" }, { "line": 1481, "text": " // already zero low-magnitude LLRs using the configured threshold." }, { "line": 1482, "text": " if (!whitening.erasureApplied) {" }, { "line": 1483, "text": " std::size_t erasuresAfterThreshold = 0;" }, { "line": 1484, "text": " double sumAbsPreErasure = 0.0;" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1482, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "whiten" ], "context": { "start_line": 1479, "end_line": 1485, "lines": [ { "line": 1479, "text": "" }, { "line": 1480, "text": " // Only apply a second erasure threshold pass if whitening didn't" }, { "line": 1481, "text": " // already zero low-magnitude LLRs using the configured threshold." }, { "line": 1482, "text": " if (!whitening.erasureApplied) {" }, { "line": 1483, "text": " std::size_t erasuresAfterThreshold = 0;" }, { "line": 1484, "text": " double sumAbsPreErasure = 0.0;" }, { "line": 1485, "text": " double sumAbsPostErasure = 0.0;" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1487, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1484, "end_line": 1490, "lines": [ { "line": 1484, "text": " double sumAbsPreErasure = 0.0;" }, { "line": 1485, "text": " double sumAbsPostErasure = 0.0;" }, { "line": 1486, "text": "" }, { "line": 1487, "text": " auto const applyErasureThreshold = [&](auto &llr) {" }, { "line": 1488, "text": " for (auto const value : llr)" }, { "line": 1489, "text": " sumAbsPreErasure += std::abs(value);" }, { "line": 1490, "text": "" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1488, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1485, "end_line": 1491, "lines": [ { "line": 1485, "text": " double sumAbsPostErasure = 0.0;" }, { "line": 1486, "text": "" }, { "line": 1487, "text": " auto const applyErasureThreshold = [&](auto &llr) {" }, { "line": 1488, "text": " for (auto const value : llr)" }, { "line": 1489, "text": " sumAbsPreErasure += std::abs(value);" }, { "line": 1490, "text": "" }, { "line": 1491, "text": " if (m_llrErasureThreshold > 0.0f) {" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1491, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1488, "end_line": 1494, "lines": [ { "line": 1488, "text": " for (auto const value : llr)" }, { "line": 1489, "text": " sumAbsPreErasure += std::abs(value);" }, { "line": 1490, "text": "" }, { "line": 1491, "text": " if (m_llrErasureThreshold > 0.0f) {" }, { "line": 1492, "text": " for (auto &value : llr) {" }, { "line": 1493, "text": " if (std::abs(value) < m_llrErasureThreshold) {" }, { "line": 1494, "text": " value = 0.0f;" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1492, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1489, "end_line": 1495, "lines": [ { "line": 1489, "text": " sumAbsPreErasure += std::abs(value);" }, { "line": 1490, "text": "" }, { "line": 1491, "text": " if (m_llrErasureThreshold > 0.0f) {" }, { "line": 1492, "text": " for (auto &value : llr) {" }, { "line": 1493, "text": " if (std::abs(value) < m_llrErasureThreshold) {" }, { "line": 1494, "text": " value = 0.0f;" }, { "line": 1495, "text": " ++erasuresAfterThreshold;" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1493, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1490, "end_line": 1496, "lines": [ { "line": 1490, "text": "" }, { "line": 1491, "text": " if (m_llrErasureThreshold > 0.0f) {" }, { "line": 1492, "text": " for (auto &value : llr) {" }, { "line": 1493, "text": " if (std::abs(value) < m_llrErasureThreshold) {" }, { "line": 1494, "text": " value = 0.0f;" }, { "line": 1495, "text": " ++erasuresAfterThreshold;" }, { "line": 1496, "text": " }" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1501, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1498, "end_line": 1504, "lines": [ { "line": 1498, "text": " sumAbsPostErasure += std::abs(value);" }, { "line": 1499, "text": " }" }, { "line": 1500, "text": " } else {" }, { "line": 1501, "text": " for (auto const value : llr)" }, { "line": 1502, "text": " sumAbsPostErasure += std::abs(value);" }, { "line": 1503, "text": " }" }, { "line": 1504, "text": " };" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1506, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1503, "end_line": 1509, "lines": [ { "line": 1503, "text": " }" }, { "line": 1504, "text": " };" }, { "line": 1505, "text": "" }, { "line": 1506, "text": " applyErasureThreshold(llr0);" }, { "line": 1507, "text": " applyErasureThreshold(llr1);" }, { "line": 1508, "text": "" }, { "line": 1509, "text": " if (decoder_js8().isDebugEnabled()) {" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1507, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1504, "end_line": 1510, "lines": [ { "line": 1504, "text": " };" }, { "line": 1505, "text": "" }, { "line": 1506, "text": " applyErasureThreshold(llr0);" }, { "line": 1507, "text": " applyErasureThreshold(llr1);" }, { "line": 1508, "text": "" }, { "line": 1509, "text": " if (decoder_js8().isDebugEnabled()) {" }, { "line": 1510, "text": " auto const total =" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1511, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1508, "end_line": 1514, "lines": [ { "line": 1508, "text": "" }, { "line": 1509, "text": " if (decoder_js8().isDebugEnabled()) {" }, { "line": 1510, "text": " auto const total =" }, { "line": 1511, "text": " static_cast(llr0.size() + llr1.size());" }, { "line": 1512, "text": " double const avgPre =" }, { "line": 1513, "text": " total > 0.0 ? sumAbsPreErasure / total : 0.0;" }, { "line": 1514, "text": " double const avgPost =" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1518, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1515, "end_line": 1521, "lines": [ { "line": 1515, "text": " total > 0.0 ? sumAbsPostErasure / total : 0.0;" }, { "line": 1516, "text": "" }, { "line": 1517, "text": " qCDebug(decoder_js8)" }, { "line": 1518, "text": " << \"LLR erasure threshold\" << m_llrErasureThreshold" }, { "line": 1519, "text": " << \"erasures:\" << erasuresAfterThreshold" }, { "line": 1520, "text": " << \"avg|LLR| pre/post:\" << avgPre << avgPost;" }, { "line": 1521, "text": " }" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1520, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1517, "end_line": 1523, "lines": [ { "line": 1517, "text": " qCDebug(decoder_js8)" }, { "line": 1518, "text": " << \"LLR erasure threshold\" << m_llrErasureThreshold" }, { "line": 1519, "text": " << \"erasures:\" << erasuresAfterThreshold" }, { "line": 1520, "text": " << \"avg|LLR| pre/post:\" << avgPre << avgPost;" }, { "line": 1521, "text": " }" }, { "line": 1522, "text": " }" }, { "line": 1523, "text": "" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1529, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1526, "end_line": 1532, "lines": [ { "line": 1526, "text": " m_softCombiner.flush(ttl);" }, { "line": 1527, "text": "" }, { "line": 1528, "text": " auto const key =" }, { "line": 1529, "text": " m_softCombiner.makeKey(Mode::NSUBMODE, f1, xdt, llr0, llr1);" }, { "line": 1530, "text": " auto combined = m_softCombiner.combine(key, llr0, llr1, ttl);" }, { "line": 1531, "text": "" }, { "line": 1532, "text": " auto llr0Combined = combined.llr0;" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1530, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1527, "end_line": 1533, "lines": [ { "line": 1527, "text": "" }, { "line": 1528, "text": " auto const key =" }, { "line": 1529, "text": " m_softCombiner.makeKey(Mode::NSUBMODE, f1, xdt, llr0, llr1);" }, { "line": 1530, "text": " auto combined = m_softCombiner.combine(key, llr0, llr1, ttl);" }, { "line": 1531, "text": "" }, { "line": 1532, "text": " auto llr0Combined = combined.llr0;" }, { "line": 1533, "text": " auto llr1Combined = combined.llr1;" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1532, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1529, "end_line": 1535, "lines": [ { "line": 1529, "text": " m_softCombiner.makeKey(Mode::NSUBMODE, f1, xdt, llr0, llr1);" }, { "line": 1530, "text": " auto combined = m_softCombiner.combine(key, llr0, llr1, ttl);" }, { "line": 1531, "text": "" }, { "line": 1532, "text": " auto llr0Combined = combined.llr0;" }, { "line": 1533, "text": " auto llr1Combined = combined.llr1;" }, { "line": 1534, "text": "" }, { "line": 1535, "text": " std::array decoded;" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1533, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1530, "end_line": 1536, "lines": [ { "line": 1530, "text": " auto combined = m_softCombiner.combine(key, llr0, llr1, ttl);" }, { "line": 1531, "text": "" }, { "line": 1532, "text": " auto llr0Combined = combined.llr0;" }, { "line": 1533, "text": " auto llr1Combined = combined.llr1;" }, { "line": 1534, "text": "" }, { "line": 1535, "text": " std::array decoded;" }, { "line": 1536, "text": " std::array cw;" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1538, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "LDPC", "ldpc" ], "context": { "start_line": 1535, "end_line": 1541, "lines": [ { "line": 1535, "text": " std::array decoded;" }, { "line": 1536, "text": " std::array cw;" }, { "line": 1537, "text": "" }, { "line": 1538, "text": " int totalLdpcPasses = 0;" }, { "line": 1539, "text": " bool usedFeedbackPass = false;" }, { "line": 1540, "text": " bool feedbackTurnedSuccess = false;" }, { "line": 1541, "text": " int feedbackConfident = 0;" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1544, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1541, "end_line": 1547, "lines": [ { "line": 1541, "text": " int feedbackConfident = 0;" }, { "line": 1542, "text": " int feedbackUncertain = 0;" }, { "line": 1543, "text": "" }, { "line": 1544, "text": " auto const tryDecode = [&](std::array const &llrInput," }, { "line": 1545, "text": " int ipass) -> std::optional {" }, { "line": 1546, "text": " nharderrors = bpdecode174(llrInput, decoded, cw);" }, { "line": 1547, "text": " xsnr = -99.0f;" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1546, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1543, "end_line": 1549, "lines": [ { "line": 1543, "text": "" }, { "line": 1544, "text": " auto const tryDecode = [&](std::array const &llrInput," }, { "line": 1545, "text": " int ipass) -> std::optional {" }, { "line": 1546, "text": " nharderrors = bpdecode174(llrInput, decoded, cw);" }, { "line": 1547, "text": " xsnr = -99.0f;" }, { "line": 1548, "text": "" }, { "line": 1549, "text": " if (std::all_of(cw.begin(), cw.end()," } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1558, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "checkCRC12" ], "context": { "start_line": 1555, "end_line": 1561, "lines": [ { "line": 1555, "text": " !(sync < 2.0f && nharderrors > 35) &&" }, { "line": 1556, "text": " !(ipass > 2 && nharderrors > 39) &&" }, { "line": 1557, "text": " !(ipass == 4 && nharderrors > 30)) {" }, { "line": 1558, "text": " if (checkCRC12(decoded)) {" }, { "line": 1559, "text": " if (syncStats)" }, { "line": 1560, "text": " emitEvent(JS8::Event::SyncState{" }, { "line": 1561, "text": " JS8::Event::SyncState::Type::DECODED," } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1567, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "message174", "extractmessage174" ], "context": { "start_line": 1564, "end_line": 1570, "lines": [ { "line": 1564, "text": " xdt2," }, { "line": 1565, "text": " {.decoded = sync}});" }, { "line": 1566, "text": "" }, { "line": 1567, "text": " auto message = extractmessage174(decoded);" }, { "line": 1568, "text": "" }, { "line": 1569, "text": " int const i3bit =" }, { "line": 1570, "text": " (decoded[72] << 2) | (decoded[73] << 1) | decoded[74];" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1604, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "LDPC", "ldpc" ], "context": { "start_line": 1601, "end_line": 1607, "lines": [ { "line": 1601, "text": " };" }, { "line": 1602, "text": "" }, { "line": 1603, "text": " // Loop over decoding passes" }, { "line": 1604, "text": " for (int ipass = 1; ipass <= 4 && totalLdpcPasses < m_maxLdpcPasses;" }, { "line": 1605, "text": " ++ipass) {" }, { "line": 1606, "text": " auto &llr = ipass == 2 ? llr1Combined : llr0Combined;" }, { "line": 1607, "text": "" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1606, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1603, "end_line": 1609, "lines": [ { "line": 1603, "text": " // Loop over decoding passes" }, { "line": 1604, "text": " for (int ipass = 1; ipass <= 4 && totalLdpcPasses < m_maxLdpcPasses;" }, { "line": 1605, "text": " ++ipass) {" }, { "line": 1606, "text": " auto &llr = ipass == 2 ? llr1Combined : llr0Combined;" }, { "line": 1607, "text": "" }, { "line": 1608, "text": " // Zero ranges for certain passes to mirror legacy behavior." }, { "line": 1609, "text": " if (ipass == 3)" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1610, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1607, "end_line": 1613, "lines": [ { "line": 1607, "text": "" }, { "line": 1608, "text": " // Zero ranges for certain passes to mirror legacy behavior." }, { "line": 1609, "text": " if (ipass == 3)" }, { "line": 1610, "text": " std::fill(llr0Combined.begin(), llr0Combined.begin() + 24," }, { "line": 1611, "text": " 0.0f);" }, { "line": 1612, "text": " else if (ipass == 4)" }, { "line": 1613, "text": " std::fill(llr0Combined.begin() + 24, llr0Combined.begin() + 48," } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1613, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1610, "end_line": 1616, "lines": [ { "line": 1610, "text": " std::fill(llr0Combined.begin(), llr0Combined.begin() + 24," }, { "line": 1611, "text": " 0.0f);" }, { "line": 1612, "text": " else if (ipass == 4)" }, { "line": 1613, "text": " std::fill(llr0Combined.begin() + 24, llr0Combined.begin() + 48," }, { "line": 1614, "text": " 0.0f);" }, { "line": 1615, "text": "" }, { "line": 1616, "text": " std::array llrPrimary = llr;" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1616, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1613, "end_line": 1619, "lines": [ { "line": 1613, "text": " std::fill(llr0Combined.begin() + 24, llr0Combined.begin() + 48," }, { "line": 1614, "text": " 0.0f);" }, { "line": 1615, "text": "" }, { "line": 1616, "text": " std::array llrPrimary = llr;" }, { "line": 1617, "text": " if (auto result = tryDecode(llrPrimary, ipass)) {" }, { "line": 1618, "text": " ++totalLdpcPasses;" }, { "line": 1619, "text": " return result;" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1617, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1614, "end_line": 1620, "lines": [ { "line": 1614, "text": " 0.0f);" }, { "line": 1615, "text": "" }, { "line": 1616, "text": " std::array llrPrimary = llr;" }, { "line": 1617, "text": " if (auto result = tryDecode(llrPrimary, ipass)) {" }, { "line": 1618, "text": " ++totalLdpcPasses;" }, { "line": 1619, "text": " return result;" }, { "line": 1620, "text": " }" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1618, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "LDPC", "ldpc" ], "context": { "start_line": 1615, "end_line": 1621, "lines": [ { "line": 1615, "text": "" }, { "line": 1616, "text": " std::array llrPrimary = llr;" }, { "line": 1617, "text": " if (auto result = tryDecode(llrPrimary, ipass)) {" }, { "line": 1618, "text": " ++totalLdpcPasses;" }, { "line": 1619, "text": " return result;" }, { "line": 1620, "text": " }" }, { "line": 1621, "text": " ++totalLdpcPasses;" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1621, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "LDPC", "ldpc" ], "context": { "start_line": 1618, "end_line": 1624, "lines": [ { "line": 1618, "text": " ++totalLdpcPasses;" }, { "line": 1619, "text": " return result;" }, { "line": 1620, "text": " }" }, { "line": 1621, "text": " ++totalLdpcPasses;" }, { "line": 1622, "text": "" }, { "line": 1623, "text": " // Feedback refinement and second attempt, if enabled and budget" }, { "line": 1624, "text": " // allows." } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1625, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "LDPC", "ldpc" ], "context": { "start_line": 1622, "end_line": 1628, "lines": [ { "line": 1622, "text": "" }, { "line": 1623, "text": " // Feedback refinement and second attempt, if enabled and budget" }, { "line": 1624, "text": " // allows." }, { "line": 1625, "text": " if (m_enableLdpcFeedback && totalLdpcPasses < m_maxLdpcPasses) {" }, { "line": 1626, "text": " std::array llrRefined;" }, { "line": 1627, "text": " int confident = 0;" }, { "line": 1628, "text": " int uncertain = 0;" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1626, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1623, "end_line": 1629, "lines": [ { "line": 1623, "text": " // Feedback refinement and second attempt, if enabled and budget" }, { "line": 1624, "text": " // allows." }, { "line": 1625, "text": " if (m_enableLdpcFeedback && totalLdpcPasses < m_maxLdpcPasses) {" }, { "line": 1626, "text": " std::array llrRefined;" }, { "line": 1627, "text": " int confident = 0;" }, { "line": 1628, "text": " int uncertain = 0;" }, { "line": 1629, "text": " js8::refineLlrsWithLdpcFeedback(" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1629, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr", "LDPC", "ldpc" ], "context": { "start_line": 1626, "end_line": 1632, "lines": [ { "line": 1626, "text": " std::array llrRefined;" }, { "line": 1627, "text": " int confident = 0;" }, { "line": 1628, "text": " int uncertain = 0;" }, { "line": 1629, "text": " js8::refineLlrsWithLdpcFeedback(" }, { "line": 1630, "text": " llrPrimary, cw, m_llrErasureThreshold, llrRefined," }, { "line": 1631, "text": " confident, uncertain);" }, { "line": 1632, "text": "" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1630, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1627, "end_line": 1633, "lines": [ { "line": 1627, "text": " int confident = 0;" }, { "line": 1628, "text": " int uncertain = 0;" }, { "line": 1629, "text": " js8::refineLlrsWithLdpcFeedback(" }, { "line": 1630, "text": " llrPrimary, cw, m_llrErasureThreshold, llrRefined," }, { "line": 1631, "text": " confident, uncertain);" }, { "line": 1632, "text": "" }, { "line": 1633, "text": " if (decoder_js8().isDebugEnabled()) {" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1635, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "LDPC", "ldpc" ], "context": { "start_line": 1632, "end_line": 1638, "lines": [ { "line": 1632, "text": "" }, { "line": 1633, "text": " if (decoder_js8().isDebugEnabled()) {" }, { "line": 1634, "text": " qCDebug(decoder_js8)" }, { "line": 1635, "text": " << \"LDPC feedback pass\"" }, { "line": 1636, "text": " << \"ipass\" << ipass << \"confident\" << confident" }, { "line": 1637, "text": " << \"uncertain\" << uncertain;" }, { "line": 1638, "text": " }" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1644, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 1641, "end_line": 1647, "lines": [ { "line": 1641, "text": " feedbackConfident += confident;" }, { "line": 1642, "text": " feedbackUncertain += uncertain;" }, { "line": 1643, "text": "" }, { "line": 1644, "text": " if (auto result = tryDecode(llrRefined, ipass)) {" }, { "line": 1645, "text": " ++totalLdpcPasses;" }, { "line": 1646, "text": " feedbackTurnedSuccess = true;" }, { "line": 1647, "text": " if (decoder_js8().isDebugEnabled()) {" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1645, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "LDPC", "ldpc" ], "context": { "start_line": 1642, "end_line": 1648, "lines": [ { "line": 1642, "text": " feedbackUncertain += uncertain;" }, { "line": 1643, "text": "" }, { "line": 1644, "text": " if (auto result = tryDecode(llrRefined, ipass)) {" }, { "line": 1645, "text": " ++totalLdpcPasses;" }, { "line": 1646, "text": " feedbackTurnedSuccess = true;" }, { "line": 1647, "text": " if (decoder_js8().isDebugEnabled()) {" }, { "line": 1648, "text": " qCDebug(decoder_js8)" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1649, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "LDPC", "ldpc" ], "context": { "start_line": 1646, "end_line": 1652, "lines": [ { "line": 1646, "text": " feedbackTurnedSuccess = true;" }, { "line": 1647, "text": " if (decoder_js8().isDebugEnabled()) {" }, { "line": 1648, "text": " qCDebug(decoder_js8)" }, { "line": 1649, "text": " << \"LDPC feedback succeeded on second pass\"" }, { "line": 1650, "text": " << \"ipass\" << ipass << \"confident\"" }, { "line": 1651, "text": " << feedbackConfident << \"uncertain\"" }, { "line": 1652, "text": " << feedbackUncertain << \"passes\" << totalLdpcPasses;" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1652, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "LDPC", "ldpc" ], "context": { "start_line": 1649, "end_line": 1655, "lines": [ { "line": 1649, "text": " << \"LDPC feedback succeeded on second pass\"" }, { "line": 1650, "text": " << \"ipass\" << ipass << \"confident\"" }, { "line": 1651, "text": " << feedbackConfident << \"uncertain\"" }, { "line": 1652, "text": " << feedbackUncertain << \"passes\" << totalLdpcPasses;" }, { "line": 1653, "text": " }" }, { "line": 1654, "text": " return result;" }, { "line": 1655, "text": " }" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1657, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "LDPC", "ldpc" ], "context": { "start_line": 1654, "end_line": 1660, "lines": [ { "line": 1654, "text": " return result;" }, { "line": 1655, "text": " }" }, { "line": 1656, "text": "" }, { "line": 1657, "text": " ++totalLdpcPasses;" }, { "line": 1658, "text": " }" }, { "line": 1659, "text": " }" }, { "line": 1660, "text": "" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1663, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "LDPC", "ldpc" ], "context": { "start_line": 1660, "end_line": 1666, "lines": [ { "line": 1660, "text": "" }, { "line": 1661, "text": " if (decoder_js8().isDebugEnabled()) {" }, { "line": 1662, "text": " qCDebug(decoder_js8)" }, { "line": 1663, "text": " << \"LDPC feedback summary\"" }, { "line": 1664, "text": " << \"used\" << usedFeedbackPass << \"success\"" }, { "line": 1665, "text": " << feedbackTurnedSuccess << \"confident\" << feedbackConfident" }, { "line": 1666, "text": " << \"uncertain\" << feedbackUncertain << \"passes\"" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/JS8.cpp", "line": 1667, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "LDPC", "ldpc" ], "context": { "start_line": 1664, "end_line": 1670, "lines": [ { "line": 1664, "text": " << \"used\" << usedFeedbackPass << \"success\"" }, { "line": 1665, "text": " << feedbackTurnedSuccess << \"confident\" << feedbackConfident" }, { "line": 1666, "text": " << \"uncertain\" << feedbackUncertain << \"passes\"" }, { "line": 1667, "text": " << totalLdpcPasses;" }, { "line": 1668, "text": " }" }, { "line": 1669, "text": "" }, { "line": 1670, "text": " logTracker(\"fail\");" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/soft_combiner.h", "line": 22, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 19, "end_line": 25, "lines": [ { "line": 19, "text": "" }, { "line": 20, "text": "namespace js8 {" }, { "line": 21, "text": "/**" }, { "line": 22, "text": " * @brief Cache and combine repeated LLR frames for the same decode candidate." }, { "line": 23, "text": " *" }, { "line": 24, "text": " * Uses a coarse freq/dt bin and a small LLR signature as the key; repeated" }, { "line": 25, "text": " * receptions accumulate LLRs to improve decode probability without changing" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/soft_combiner.h", "line": 24, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 21, "end_line": 27, "lines": [ { "line": 21, "text": "/**" }, { "line": 22, "text": " * @brief Cache and combine repeated LLR frames for the same decode candidate." }, { "line": 23, "text": " *" }, { "line": 24, "text": " * Uses a coarse freq/dt bin and a small LLR signature as the key; repeated" }, { "line": 25, "text": " * receptions accumulate LLRs to improve decode probability without changing" }, { "line": 26, "text": " * over-the-air behavior. Templated on the LLR length so the caller binds it" }, { "line": 27, "text": " * to the decoder's bit count." } ] } }, { "name": "keyword_context", "path": "JS8_Mode/soft_combiner.h", "line": 25, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 22, "end_line": 28, "lines": [ { "line": 22, "text": " * @brief Cache and combine repeated LLR frames for the same decode candidate." }, { "line": 23, "text": " *" }, { "line": 24, "text": " * Uses a coarse freq/dt bin and a small LLR signature as the key; repeated" }, { "line": 25, "text": " * receptions accumulate LLRs to improve decode probability without changing" }, { "line": 26, "text": " * over-the-air behavior. Templated on the LLR length so the caller binds it" }, { "line": 27, "text": " * to the decoder's bit count." }, { "line": 28, "text": " */" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/soft_combiner.h", "line": 26, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 23, "end_line": 29, "lines": [ { "line": 23, "text": " *" }, { "line": 24, "text": " * Uses a coarse freq/dt bin and a small LLR signature as the key; repeated" }, { "line": 25, "text": " * receptions accumulate LLRs to improve decode probability without changing" }, { "line": 26, "text": " * over-the-air behavior. Templated on the LLR length so the caller binds it" }, { "line": 27, "text": " * to the decoder's bit count." }, { "line": 28, "text": " */" }, { "line": 29, "text": "template class SoftCombiner {" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/soft_combiner.h", "line": 47, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 44, "end_line": 50, "lines": [ { "line": 44, "text": "" }, { "line": 45, "text": " struct Combined {" }, { "line": 46, "text": " Key key;" }, { "line": 47, "text": " std::array llr0;" }, { "line": 48, "text": " std::array llr1;" }, { "line": 49, "text": " int repeats;" }, { "line": 50, "text": " bool combined;" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/soft_combiner.h", "line": 48, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 45, "end_line": 51, "lines": [ { "line": 45, "text": " struct Combined {" }, { "line": 46, "text": " Key key;" }, { "line": 47, "text": " std::array llr0;" }, { "line": 48, "text": " std::array llr1;" }, { "line": 49, "text": " int repeats;" }, { "line": 50, "text": " bool combined;" }, { "line": 51, "text": " };" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/soft_combiner.h", "line": 65, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 62, "end_line": 68, "lines": [ { "line": 62, "text": " maybeRunSelfTest();" }, { "line": 63, "text": " }" }, { "line": 64, "text": "" }, { "line": 65, "text": " Key makeKey(int mode, float f1, float dt, std::array const &llr0," }, { "line": 66, "text": " std::array const &llr1) const {" }, { "line": 67, "text": " return Key{mode, static_cast(std::lround(f1))," }, { "line": 68, "text": " static_cast(std::lround(dt * 10.0f)), // 100 ms bins" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/soft_combiner.h", "line": 66, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 63, "end_line": 69, "lines": [ { "line": 63, "text": " }" }, { "line": 64, "text": "" }, { "line": 65, "text": " Key makeKey(int mode, float f1, float dt, std::array const &llr0," }, { "line": 66, "text": " std::array const &llr1) const {" }, { "line": 67, "text": " return Key{mode, static_cast(std::lround(f1))," }, { "line": 68, "text": " static_cast(std::lround(dt * 10.0f)), // 100 ms bins" }, { "line": 69, "text": " signature(llr0, llr1)};" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/soft_combiner.h", "line": 69, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 66, "end_line": 72, "lines": [ { "line": 66, "text": " std::array const &llr1) const {" }, { "line": 67, "text": " return Key{mode, static_cast(std::lround(f1))," }, { "line": 68, "text": " static_cast(std::lround(dt * 10.0f)), // 100 ms bins" }, { "line": 69, "text": " signature(llr0, llr1)};" }, { "line": 70, "text": " }" }, { "line": 71, "text": "" }, { "line": 72, "text": " Combined combine(Key const &key, std::array const &llr0," } ] } }, { "name": "keyword_context", "path": "JS8_Mode/soft_combiner.h", "line": 72, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 69, "end_line": 75, "lines": [ { "line": 69, "text": " signature(llr0, llr1)};" }, { "line": 70, "text": " }" }, { "line": 71, "text": "" }, { "line": 72, "text": " Combined combine(Key const &key, std::array const &llr0," }, { "line": 73, "text": " std::array const &llr1," }, { "line": 74, "text": " std::chrono::seconds ttl) {" }, { "line": 75, "text": " flush(ttl);" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/soft_combiner.h", "line": 73, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 70, "end_line": 76, "lines": [ { "line": 70, "text": " }" }, { "line": 71, "text": "" }, { "line": 72, "text": " Combined combine(Key const &key, std::array const &llr0," }, { "line": 73, "text": " std::array const &llr1," }, { "line": 74, "text": " std::chrono::seconds ttl) {" }, { "line": 75, "text": " flush(ttl);" }, { "line": 76, "text": "" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/soft_combiner.h", "line": 78, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 75, "end_line": 81, "lines": [ { "line": 75, "text": " flush(ttl);" }, { "line": 76, "text": "" }, { "line": 77, "text": " if (!m_enabled) {" }, { "line": 78, "text": " return Combined{key, llr0, llr1, 1, false};" }, { "line": 79, "text": " }" }, { "line": 80, "text": "" }, { "line": 81, "text": " auto &bucket = m_entries[keyForLookup(key)];" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/soft_combiner.h", "line": 85, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 82, "end_line": 88, "lines": [ { "line": 82, "text": " auto it = findEntry(bucket, key.signature);" }, { "line": 83, "text": "" }, { "line": 84, "text": " if (it == bucket.end()) {" }, { "line": 85, "text": " bucket.push_back(makeEntry(key.signature, llr0, llr1));" }, { "line": 86, "text": " return Combined{key, llr0, llr1, 1, false};" }, { "line": 87, "text": " }" }, { "line": 88, "text": "" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/soft_combiner.h", "line": 86, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 83, "end_line": 89, "lines": [ { "line": 83, "text": "" }, { "line": 84, "text": " if (it == bucket.end()) {" }, { "line": 85, "text": " bucket.push_back(makeEntry(key.signature, llr0, llr1));" }, { "line": 86, "text": " return Combined{key, llr0, llr1, 1, false};" }, { "line": 87, "text": " }" }, { "line": 88, "text": "" }, { "line": 89, "text": " for (std::size_t i = 0; i < llr0.size(); ++i) {" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/soft_combiner.h", "line": 89, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 86, "end_line": 92, "lines": [ { "line": 86, "text": " return Combined{key, llr0, llr1, 1, false};" }, { "line": 87, "text": " }" }, { "line": 88, "text": "" }, { "line": 89, "text": " for (std::size_t i = 0; i < llr0.size(); ++i) {" }, { "line": 90, "text": " it->llr0[i] += llr0[i];" }, { "line": 91, "text": " it->llr1[i] += llr1[i];" }, { "line": 92, "text": " }" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/soft_combiner.h", "line": 90, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 87, "end_line": 93, "lines": [ { "line": 87, "text": " }" }, { "line": 88, "text": "" }, { "line": 89, "text": " for (std::size_t i = 0; i < llr0.size(); ++i) {" }, { "line": 90, "text": " it->llr0[i] += llr0[i];" }, { "line": 91, "text": " it->llr1[i] += llr1[i];" }, { "line": 92, "text": " }" }, { "line": 93, "text": "" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/soft_combiner.h", "line": 91, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 88, "end_line": 94, "lines": [ { "line": 88, "text": "" }, { "line": 89, "text": " for (std::size_t i = 0; i < llr0.size(); ++i) {" }, { "line": 90, "text": " it->llr0[i] += llr0[i];" }, { "line": 91, "text": " it->llr1[i] += llr1[i];" }, { "line": 92, "text": " }" }, { "line": 93, "text": "" }, { "line": 94, "text": " ++it->repeats;" } ] } }, { "name": "keyword_context", "path": "JS8_Mode/soft_combiner.h", "line": 101, "kind": "source_snippet", "confidence": "source_evidence", "matched_keywords": [ "llr" ], "context": { "start_line": 98, "end_line": 104, "lines": [ { "line": 98, "text": " << \"soft-combining repeats\" << 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"2026-05-27T17:40:49Z", "url": "/logs/20260527T174048Z_source_varicode_frame_unpack_probe_output.json" }, { "name": "20260527T174048Z_source_varicode_frame_unpack_probe_output.stderr.log", "size": 0, "mtime_utc": "2026-05-27T17:40:48Z", "url": "/logs/20260527T174048Z_source_varicode_frame_unpack_probe_output.stderr.log" }, { "name": "20260527T174048Z_source_confirmed_message174_decode_output.json", "size": 6061, "mtime_utc": "2026-05-27T17:40:48Z", "url": "/logs/20260527T174048Z_source_confirmed_message174_decode_output.json" } ], "browser_links": { "home": "/", "api_report": "/api/report", "logs": "/logs/" }, "note": "Read-only browser report for JS8 Decoder Lab logs. It does not start TX/PTT/Tune/Send or control JS8Call runtime." }