music/exemplars/formula_cards/UNMATCHED__136_Stark_Mountain.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__136_Stark_Mountain",
"title": null,
"game": null,
"composer": null,
"purpose_class": null,
"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Compilations\\Pokémon Diamond & Pokémon Pearl_ Super M\\136 Stark Mountain.m4a",
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"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": "2026-08-07T03:03:58+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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}
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"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.",
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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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"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": {
"drops": 17,
"raises": 14,
"breaks": 2,
"tuttis": 17
}
},
"opening_and_flow_law": {
"onset_type": "fade_in",
"first_sound_at_s": 0.348,
"time_to_hook_s": 1.985,
"time_to_hook_bars": 1.26,
"time_to_full_texture_s": 1.463,
"time_to_full_texture_bars": 0.93,
"flow_curve": {
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0.0,
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1.49,
2.23,
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3.72,
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5.2,
5.94,
6.69,
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8.17,
8.92,
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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,
34.18,
34.92,
35.67,
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37.15,
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38.64,
39.38,
40.12,
40.87,
41.61,
42.35,
43.1,
43.84,
44.58,
45.33,
46.07,
46.81,
47.55,
48.3,
49.04,
49.78,
50.53,
51.27,
52.01,
52.76,
53.5,
54.24,
54.98,
55.73,
56.47,
57.21,
57.96,
58.7,
59.44,
60.19,
60.93,
61.67,
62.42,
63.16,
63.9,
64.64,
65.39,
66.13,
66.87,
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68.36,
69.1,
69.85,
70.59,
71.33,
72.07,
72.82,
73.56,
74.3,
75.05,
75.79,
76.53
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],
"peak_position_normalised": 0.1444
}
},
"complexity_law": {
"available": true,
"bar_length_s": 1.5789,
"bars": 48,
"index_per_bar": [
0.5966,
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0.9886,
0.9784,
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0.9782,
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0.9745,
0.711,
0.969,
0.8335,
0.1866
],
"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": 1.58,
"delta": 0.315,
"at_section_boundary": true
},
{
"bar": 15,
"at_s": 23.68,
"delta": -0.267,
"at_section_boundary": false
},
{
"bar": 16,
"at_s": 25.26,
"delta": 0.244,
"at_section_boundary": false
},
{
"bar": 31,
"at_s": 48.95,
"delta": -0.153,
"at_section_boundary": true
},
{
"bar": 32,
"at_s": 50.53,
"delta": -0.217,
"at_section_boundary": true
},
{
"bar": 33,
"at_s": 52.11,
"delta": 0.234,
"at_section_boundary": false
},
{
"bar": 35,
"at_s": 55.26,
"delta": -0.153,
"at_section_boundary": false
},
{
"bar": 39,
"at_s": 61.58,
"delta": 0.154,
"at_section_boundary": true
},
{
"bar": 44,
"at_s": 69.47,
"delta": -0.263,
"at_section_boundary": false
},
{
"bar": 45,
"at_s": 71.05,
"delta": 0.258,
"at_section_boundary": true
},
{
"bar": 47,
"at_s": 74.21,
"delta": -0.647,
"at_section_boundary": false
}
],
"steps_at_section_boundaries": 5,
"steps_total": 11,
"boundary_step_share": 0.455,
"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": 1.158,
"melodic_salience": 0.6727,
"voiced_fraction": 0.1907,
"note_count": 89,
"mean_lanes": 7.272,
"max_lanes": 9
},
"dynamics": {
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1.49,
2.23,
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3.72,
4.46,
5.2,
5.94,
6.69,
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8.17,
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10.4,
11.15,
11.89,
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16.35,
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23.03,
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25.26,
26.01,
26.75,
27.49,
28.24,
28.98,
29.72,
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31.21,
31.95,
32.69,
33.44,
34.18,
34.92,
35.67,
36.41,
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38.64,
39.38,
40.12,
40.87,
41.61,
42.35,
43.1,
43.84,
44.58,
45.33,
46.07,
46.81,
47.55,
48.3,
49.04,
49.78,
50.53,
51.27,
52.01,
52.76,
53.5,
54.24,
54.98,
55.73,
56.47,
57.21,
57.96,
58.7,
59.44,
60.19,
60.93,
61.67,
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63.9,
64.64,
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69.1,
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70.59,
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72.07,
72.82,
73.56,
74.3,
75.05,
75.79,
76.53
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},
"register": {
"melody_span_semitones": 28.0,
"melody_tessitura_midi": 36.0,
"bass_floor_band": {
"sub": 0.01154,
"low_bass": 0.35565,
"bass": 0.3192,
"low_mid": 0.13323,
"mid": 0.088,
"upper_mid": 0.04695,
"presence": 0.02415,
"brilliance": 0.01567,
"air": 0.00466,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 0.01154,
"low_bass": 0.35565,
"bass": 0.3192,
"low_mid": 0.13323,
"mid": 0.088,
"upper_mid": 0.04695,
"presence": 0.02415,
"brilliance": 0.01567,
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}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 0.11039,
"interior_distance_median": 0.03746,
"seam_ratio": 2.947,
"seam_clean": false,
"tail_rms_over_mid": 0.0005,
"head_rms_over_mid": 0.0002,
"tail_rms_trend": -0.8178,
"head_rms_trend": 0.1726,
"baked_fade_out": true,
"baked_fade_in": false
},
"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": 1837.1,
"spectral_centroid_curve_hz": [
401.7,
1971.3,
1083.1,
1811.9,
2316.0,
1713.5,
1484.9,
2109.1,
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"spectral_rolloff85_hz_mean": 3913.3,
"spectral_flatness_mean": 0.01867,
"signature_colour": "warm"
}
}
}