music/exemplars/formula_cards/UNMATCHED__19_-_Kamiki_Village_Reborn.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__19_-_Kamiki_Village_Reborn",
"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]\\19 - Kamiki Village Reborn.mp3",
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"decoder": "ffmpeg.exe :: ffmpeg version 9.0-full_build-www.gyan.dev Copyright (c) 2000-2026 the FFmpeg developers",
"measured_at": "2026-08-06T22:19:26+00:00",
"format_induced_limit": "lossy source (mp3); high-band timbre figures carry codec artefacts and the card declares it",
"control": {
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"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."
},
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{
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"method": "checkerboard-kernel novelty over a chroma+MFCC self-similarity matrix"
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161.5,
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{
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{
"position_s": 3.58,
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{
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{
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"steps_total": 4,
"boundary_step_share": 0.5,
"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."
},
"texture_and_density": {
"note_rate_per_s": 1.403,
"melodic_salience": 0.8495,
"voiced_fraction": 0.4784,
"note_count": 38,
"mean_lanes": 5.883,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 52.58,
"peak_position_normalised": 0.5626,
"peak_at_s": 15.232,
"arc_curve_db": [
-57.67,
-74.76,
-31.01,
-26.32,
-25.11,
-24.35,
-23.8,
-24.09,
-21.77,
-16.56,
-13.63,
-13.33,
-14.16,
-14.83,
-13.81,
-14.09,
-15.37,
-14.49,
-13.57,
-12.86,
-12.47,
-12.47,
-12.73,
-13.27,
-13.03,
-13.12,
-13.83,
-15.3,
-17.76,
-23.03,
-32.01,
-41.68,
-50.11,
-61.96,
-117.5,
-181.77,
-144.62
],
"arc_times_s": [
0.0,
0.74,
1.49,
2.23,
2.97,
3.72,
4.46,
5.2,
5.94,
6.69,
7.43,
8.17,
8.92,
9.66,
10.4,
11.15,
11.89,
12.63,
13.37,
14.12,
14.86,
15.6,
16.35,
17.09,
17.83,
18.58,
19.32,
20.06,
20.81,
21.55,
22.29,
23.03,
23.78,
24.52,
25.26,
26.01,
26.75
]
},
"register": {
"melody_span_semitones": 51.0,
"melody_tessitura_midi": 75.0,
"bass_floor_band": {
"sub": 9e-05,
"low_bass": 0.07879,
"bass": 0.07179,
"low_mid": 0.14378,
"mid": 0.20305,
"upper_mid": 0.3519,
"presence": 0.12641,
"brilliance": 0.02119,
"air": 0.00296,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 9e-05,
"low_bass": 0.07879,
"bass": 0.07179,
"low_mid": 0.14378,
"mid": 0.20305,
"upper_mid": 0.3519,
"presence": 0.12641,
"brilliance": 0.02119,
"air": 0.00296,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 1.0,
"interior_distance_median": 0.03144,
"seam_ratio": 31.812,
"seam_clean": false,
"tail_rms_over_mid": 0.0,
"head_rms_over_mid": 0.0,
"tail_rms_trend": 0.0,
"head_rms_trend": 0.9821,
"baked_fade_out": false,
"baked_fade_in": true
},
"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": {
"spectral_centroid_hz_mean": 1824.6,
"spectral_centroid_curve_hz": [
0.0,
3126.1,
4257.9,
2576.2,
2430.4,
2207.6,
2645.2,
2780.6,
2449.4,
1514.1,
1356.8,
1866.3,
1718.4,
1613.2,
1422.5,
1675.4,
1750.4,
1787.9,
1487.4,
2009.4,
1933.7,
2255.3,
1838.8,
1726.5,
2256.7,
1589.8,
1439.1,
1712.4,
1833.0,
1332.7,
1535.1,
1292.0,
1202.0,
1270.6,
2514.9,
0.0,
0.0
],
"spectral_rolloff85_hz_mean": 3309.6,
"spectral_flatness_mean": 0.07725,
"signature_colour": "warm"
}
}
}