music/exemplars/formula_cards/UNMATCHED__52_-_Tama_s_Dance.json
{
"schema": "formula-card/v1",
"consumer": "docs/proposals/music/MASTERPIECE_PROGRAM.md rung 2 (the archetype synthesis -> MASTERPIECE_STANDARD.md)",
"tier": "RUNG-1 MEASURED",
"legal_posture": "ANALYSIS FOR UNDERSTANDING ONLY. Audio lawfully obtained by Josh, read from disk, measured, and never copied, redistributed, or used as model input of any kind.",
"track_id": "UNMATCHED__52_-_Tama_s_Dance",
"title": null,
"game": null,
"composer": null,
"purpose_class": null,
"source_path": "D:\\audio\\exemplars\\Okami Original Soundtrack Vol. 1\\Okami Original Soundtrack Vol. 1 [MP3]\\52 - Tama's Dance.mp3",
"sha256": "46450d44f53cc25554afe9df00defbbecd3f1bc14b19f70c32d114f2cee3e34b",
"bytes": 751066,
"source_format": "mp3",
"source_codec": "mp3",
"source_sample_rate_hz": 44100,
"source_channels": 2,
"lossless_source": false,
"analysis_sample_rate_hz": 22050,
"decoder": "ffmpeg.exe :: ffmpeg version 9.0-full_build-www.gyan.dev Copyright (c) 2000-2026 the FFmpeg developers",
"measured_at": "2026-08-06T22:36:01+00:00",
"format_induced_limit": "lossy source (mp3); high-band timbre figures carry codec artefacts and the card declares it",
"control": {
"controls_passed": 24,
"controls_total": 24,
"ran_at": "2026-08-06T20:41:42+00:00",
"ffmpeg_version": "ffmpeg version 9.0-full_build-www.gyan.dev Copyright (c) 2000-2026 the FFmpeg developers",
"note": "This measurement is admissible only because the positive control recovered its planted answers in the same process, immediately before it."
},
"card": {
"duration_and_structure": {
"total_length_s": 17.173,
"section_boundaries_s": [
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{
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},
{
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"is_repeat": false
},
{
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"is_repeat": false
}
],
"novelty_peak_strength": [
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1.0
],
"method": "checkerboard-kernel novelty over a chroma+MFCC self-similarity matrix"
},
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"tempo_function": {
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14.49,
14.86,
15.23,
15.6,
15.98,
16.35,
16.72,
17.09
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287.11,
287.11,
287.11,
287.11,
287.11,
287.11,
287.11,
287.11,
258.4,
258.4,
258.4,
136.0,
136.0,
103.36,
103.36,
103.36,
103.36,
103.36,
143.55,
143.55,
143.55,
143.55,
152.0,
152.0,
152.0,
152.0,
152.0,
258.4,
258.4,
258.4,
258.4,
152.0,
152.0,
143.55,
143.55,
143.55,
143.55,
198.77,
198.77,
215.33,
215.33,
234.91,
287.11,
287.11,
287.11,
287.11,
287.11
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"adjustment_events": [
{
"position_s": 0.44,
"duration_s": 3.37,
"delta_bpm": 67.69,
"shape": "step"
},
{
"position_s": 4.02,
"duration_s": 5.48,
"delta_bpm": -59.51,
"shape": "step"
},
{
"position_s": 11.56,
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"shape": "step"
},
{
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"delta_bpm": 51.26,
"shape": "step"
}
],
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},
"global_bpm": 129.2,
"octave_ambiguity_note": "Beat trackers pick a metrical level, and half/double-time readings are a real and known property, not an error -- the rig's own control plants 120 bpm and this estimator returns 60. Every bar figure on this card (time-to-hook in bars, the complexity index's bar length) inherits whichever level was picked, so compare bar counts within a card, never across cards, until rung 2 pins the metrical level per class.",
"windowed_tempo_stability": {
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"tempo_bpm_median_local": 129.2,
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"note": "Bar arithmetic on this card uses 4 beats per bar at the baseline tempo. The onset period beside it is MEASURED; the signature is not."
},
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}
},
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},
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},
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"method_note": "Section 11.1 requires the lane method be declared. Bands are not instruments: two instruments in one octave read as one lane, and one instrument spanning two octaves reads as two. Entry/exit and simultaneity shapes are trustworthy; a roster is not claimed.",
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},
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{
"position": 0.7585,
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{
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{
"position": 0.3123,
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],
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{
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{
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"lanes": 9
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],
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"seconds": 4.386,
"threshold": "40 dB below the track's own p95 RMS",
"note": "Section 11.2 treats rest as a FIRST-CLASS parameter, not an absence."
},
"counts": {
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"raises": 2,
"breaks": 1,
"tuttis": 3
}
},
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"hypothesis_note": "Section 11.6 expects masterpieces to step complexity AT structural boundaries and hold it flat inside sections. This share is the measurement of that claim on this track; the corpus decides, not us."
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"ending": "through_or_loop",
"cadence_census_note": "A cadence census needs harmonic transcription and is a rung-2 dimension; the seam measurement is what rung 1 can honestly report about how it ends."
},
"timbre": {
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}
}
}