music/exemplars/formula_cards/UNMATCHED__115_The_Battle_Subway.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__115_The_Battle_Subway",
"title": null,
"game": null,
"composer": null,
"purpose_class": null,
"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Compilations\\Pokémon Black & Pokémon White_ Super Mus\\115 The Battle Subway.m4a",
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"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": "2026-08-07T01:39:57+00:00",
"format_induced_limit": "lossy source (aac); 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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"note": "Section 11.2 treats rest as a FIRST-CLASS parameter, not an absence."
},
"counts": {
"drops": 4,
"raises": 1,
"breaks": 2,
"tuttis": 9
}
},
"opening_and_flow_law": {
"onset_type": "fade_in",
"first_sound_at_s": 0.488,
"time_to_hook_s": 1.103,
"time_to_hook_bars": 0.99,
"time_to_full_texture_s": 0.511,
"time_to_full_texture_bars": 0.46,
"flow_curve": {
"definition": "energy = 0.45*density + 0.35*lane-simultaneity + 0.20*register, each normalised to the track's own maximum (section 11.4)",
"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,
27.49,
28.24,
28.98,
29.72,
30.46,
31.21,
31.95,
32.69,
33.44
],
"values": [
0.0828,
0.6526,
0.795,
0.7394,
0.7451,
0.7557,
0.7336,
0.7135,
0.6803,
0.7387,
0.7409,
0.7059,
0.7192,
0.7331,
0.7298,
0.6645,
0.715,
0.7455,
0.7497,
0.7011,
0.7495,
0.7971,
0.8127,
0.8019,
0.7713,
0.7745,
0.7474,
0.7058,
0.6862,
0.7767,
0.7375,
0.7103,
0.7064,
0.7242,
0.7833,
0.749,
0.713,
0.6775,
0.6667,
0.5421,
0.5169,
0.3877,
0.2803,
0.1254,
0.0942,
0.0133
],
"peak_position_normalised": 0.4622
}
},
"complexity_law": {
"available": true,
"bar_length_s": 1.1146,
"bars": 30,
"index_per_bar": [
0.7175,
0.9789,
0.9764,
0.9706,
0.9884,
0.9587,
0.983,
0.9673,
0.9872,
0.9753,
0.9955,
0.993,
0.999,
0.9785,
0.9908,
0.9898,
0.9529,
0.9885,
0.9701,
0.9812,
0.9786,
0.9947,
0.9899,
1.0,
0.9726,
0.9263,
0.9113,
0.6763,
0.2455,
0.0347
],
"definition": "lane count + 4*harmonic change rate + 0.6*onset strength + 0.4*register span, per bar, normalised to the track's own maximum (section 11.6)",
"step_map": [
{
"bar": 1,
"at_s": 1.11,
"delta": 0.261,
"at_section_boundary": true
},
{
"bar": 27,
"at_s": 30.09,
"delta": -0.235,
"at_section_boundary": true
},
{
"bar": 28,
"at_s": 31.21,
"delta": -0.431,
"at_section_boundary": false
},
{
"bar": 29,
"at_s": 32.32,
"delta": -0.211,
"at_section_boundary": false
}
],
"steps_at_section_boundaries": 2,
"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": 1.164,
"melodic_salience": 0.6187,
"voiced_fraction": 0.1476,
"note_count": 39,
"mean_lanes": 7.919,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 18.15,
"peak_position_normalised": 0.1289,
"peak_at_s": 4.319,
"arc_curve_db": [
-62.66,
-67.0,
-8.88,
-9.96,
-9.91,
-8.67,
-8.47,
-10.04,
-10.47,
-9.23,
-9.88,
-11.36,
-10.87,
-9.36,
-9.97,
-10.97,
-10.52,
-9.15,
-8.41,
-9.85,
-10.19,
-8.95,
-8.43,
-8.86,
-10.31,
-10.2,
-9.43,
-10.45,
-11.16,
-10.0,
-9.48,
-10.59,
-10.96,
-9.73,
-8.62,
-9.16,
-11.01,
-12.12,
-12.71,
-15.06,
-19.87,
-24.4,
-28.79,
-37.54,
-55.02,
-40.36
],
"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,
27.49,
28.24,
28.98,
29.72,
30.46,
31.21,
31.95,
32.69,
33.44
]
},
"register": {
"melody_span_semitones": 15.0,
"melody_tessitura_midi": 45.0,
"bass_floor_band": {
"sub": 0.00186,
"low_bass": 0.18668,
"bass": 0.4134,
"low_mid": 0.10242,
"mid": 0.08322,
"upper_mid": 0.06147,
"presence": 0.0678,
"brilliance": 0.06236,
"air": 0.02001,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 0.00186,
"low_bass": 0.18668,
"bass": 0.4134,
"low_mid": 0.10242,
"mid": 0.08322,
"upper_mid": 0.06147,
"presence": 0.0678,
"brilliance": 0.06236,
"air": 0.02001,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 1.0,
"interior_distance_median": 0.02793,
"seam_ratio": 35.81,
"seam_clean": false,
"tail_rms_over_mid": 0.0002,
"head_rms_over_mid": 0.0,
"tail_rms_trend": -0.9114,
"head_rms_trend": 0.7364,
"baked_fade_out": true,
"baked_fade_in": true
},
"ending": "baked_fade_out",
"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": 2572.9,
"spectral_centroid_curve_hz": [
0.0,
2397.8,
3215.2,
2597.6,
2580.3,
2216.4,
2455.7,
2011.6,
3030.6,
2560.7,
2568.5,
2547.5,
2500.7,
2529.4,
2378.4,
2439.1,
2265.9,
2407.8,
1995.8,
1636.8,
2726.6,
3581.2,
3336.7,
3632.6,
3280.5,
3453.1,
2653.1,
2288.3,
2114.6,
3587.7,
2530.6,
2344.3,
2601.9,
2145.8,
3021.7,
2550.3,
2636.9,
2453.7,
2739.7,
2635.6,
2498.2,
2163.5,
2941.0,
2449.0,
1999.0,
278.7
],
"spectral_rolloff85_hz_mean": 5477.9,
"spectral_flatness_mean": 0.06161,
"signature_colour": "warm"
}
}
}