music/generated/journey_world/JOURNEY_WORLD_C04.midi_report.json
{
"_honest_tier": "EXTRACTED-NOT-AUTHORED",
"_what_this_is": "the predominant melodic line only, quantised to a 1/4 beat grid at 120.00 bpm",
"_what_this_is_not": [
"an orchestral score -- the MusicXML + orchestration pass is a NAMED LATER RUNG",
"a transcription of the harmony, inner voices or orchestration",
"a source of truth -- where MIDI and render disagree, the render is what exists"
],
"source_audio": "build/audio/generated/journey_world/JOURNEY_WORLD_C04.wav",
"midi_out": "build/audio/generated/journey_world/JOURNEY_WORLD_C04.mid",
"notes_extracted": 19,
"notes_written": 19,
"bpm_used": 120.0,
"bpm_source": "declared target",
"quantise_division_per_beat": 4,
"melodic_salience": 0.4278,
"salience_caveat": "below roughly 0.5 the extracted line is not reliably a melody and this MIDI should not be read as one",
"key_estimate": {
"tonic": "F#",
"mode": "minor",
"window_agreement": 0.125
},
"method": "harmonic-summation predominant-pitch tracking (harness/music_gen/feature_rig.py)",
"licences": {
"pretty_midi": "MIT",
"mido": "MIT",
"librosa": "ISC",
"numpy": "BSD-3"
}
}