music/exemplars/formula_cards/UNMATCHED__175_PR_Video_BGM__Thrilling_4_.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__175_PR_Video_BGM__Thrilling_4_",
"title": null,
"game": null,
"composer": null,
"purpose_class": null,
"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Compilations\\Pokémon X & Pokémon Y_ Super Music Colle\\175 PR Video BGM _Thrilling 4_.m4a",
"sha256": "3ac004cfe2eda08e2f21f3cd7ed4550183c1a823d35c26750e8e7756d78d7fea",
"bytes": 991219,
"source_format": "mov,mp4,m4a,3gp,3g2,mj2",
"source_codec": "aac",
"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": "2026-08-07T04:02:56+00:00",
"format_induced_limit": "lossy source (aac); 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": 15.279,
"section_boundaries_s": [
0.0,
0.929,
8.777,
15.279
],
"section_count": 3,
"repeat_map": [
{
"section": 0,
"most_like_section": null,
"similarity": 0.0,
"is_repeat": false
},
{
"section": 1,
"most_like_section": 0,
"similarity": 0.798,
"is_repeat": false
},
{
"section": 2,
"most_like_section": 0,
"similarity": 0.8792,
"is_repeat": false
}
],
"novelty_peak_strength": [
1.0,
0.8049
],
"method": "checkerboard-kernel novelty over a chroma+MFCC self-similarity matrix"
},
"tempo_and_time_grammar": {
"tempo_function": {
"baseline_bpm": 143.55,
"curve_times_s": [
0.0,
0.37,
0.74,
1.11,
1.49,
1.86,
2.23,
2.6,
2.97,
3.34,
3.72,
4.09,
4.46,
4.83,
5.2,
5.57,
5.94,
6.32,
6.69,
7.06,
7.43,
7.8,
8.17,
8.54,
8.92,
9.29,
9.66,
10.03,
10.4,
10.77,
11.15,
11.52,
11.89,
12.26,
12.63,
13.0,
13.37,
13.75,
14.12,
14.49,
14.86,
15.23
],
"curve_bpm": [
287.11,
287.11,
287.11,
287.11,
99.38,
99.38,
99.38,
198.77,
198.77,
198.77,
198.77,
198.77,
143.55,
143.55,
143.55,
143.55,
143.55,
143.55,
143.55,
143.55,
136.0,
136.0,
136.0,
54.98,
54.98,
54.98,
61.52,
61.52,
61.52,
61.52,
61.52,
184.57,
184.57,
143.55,
161.5,
161.5,
161.5,
161.5,
161.5,
161.5,
161.5,
161.5
],
"adjustment_events": [
{
"position_s": 0.05,
"duration_s": 2.21,
"delta_bpm": 41.38,
"shape": "step"
},
{
"position_s": 2.3,
"duration_s": 2.62,
"delta_bpm": 29.25,
"shape": "step"
},
{
"position_s": 7.24,
"duration_s": 4.53,
"delta_bpm": -53.86,
"shape": "step"
},
{
"position_s": 12.03,
"duration_s": 2.41,
"delta_bpm": 15.15,
"shape": "step"
}
],
"dispersion_bpm": 61.89,
"rubato_depth_bpm": 137.245
},
"global_bpm": 143.55,
"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": {
"tempo_bpm_global": 143.55,
"tempo_bpm_median_local": 117.45,
"tempo_iqr_bpm": 36.62,
"tempo_stability": 0.0,
"beat_interval_cv": 0.0592
},
"dominant_onset_period_s": 0.209,
"dominant_onset_period_bpm": 287.11,
"metre": {
"assumed": "4/4",
"measured": null,
"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."
},
"groove": {
"swing_ratio": 0.666,
"onset_rate_per_s": 10.783
}
},
"tonality": {
"key": "C#",
"mode": "major",
"windowed_key_agreement": 0.5,
"modulation_note": "Windowed key agreement below ~0.7 is the modulation signal at rung 1; a pivot-chord map needs symbolic transcription (rung 2)."
},
"the_hook": {
"available": true,
"onset_s": 0.534,
"onset_bars": 0.32,
"pitch_contour": "D-UDDUDUD-UUUDU",
"interval_vocabulary_semitones": [
0,
1,
4,
6,
7,
8,
10,
22,
31,
41
],
"intervals": [
-22.0,
0.0,
6.0,
-6.0,
-1.0,
7.0,
-8.0,
6.67,
-7.67,
-0.33,
4.33,
7.33,
30.67,
-41.0,
10.33
],
"range_semitones": 42.33,
"distinctive_deviation": {
"largest_interval_semitones": -41.0,
"at_note_index": 14,
"is_licensed_leap": true
}
},
"motif_economy": {
"self_similarity_peak": 0.8691,
"self_similarity_baseline": 0.6597,
"self_similarity_lift": 0.2094,
"recurrence_lag_s": 0.464,
"interval_3gram_repetition": 0.0,
"interval_4gram_repetition": 0.0
},
"lane_analysis": {
"method": "spectral_band_proxy",
"confidence": "LOW-FOR-ROSTER, USABLE-FOR-ARRANGEMENT",
"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.",
"lane_roster_bands": [
"sub",
"low_bass",
"bass",
"low_mid",
"mid",
"upper_mid",
"presence",
"brilliance",
"air",
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],
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{
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20,
45
],
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"active_fraction": 0.3718,
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[
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]
},
{
"lane": "low_bass",
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45,
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],
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"segments": [
[
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]
]
},
{
"lane": "bass",
"band_hz": [
90,
180
],
"entry_s": 0.929,
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"active_fraction": 0.6419,
"segments": [
[
0.929,
8.545
],
[
9.543,
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]
]
},
{
"lane": "low_mid",
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180,
355
],
"entry_s": 0.998,
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"active_fraction": 0.5736,
"segments": [
[
0.998,
2.647
],
[
2.856,
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],
[
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]
]
},
{
"lane": "mid",
"band_hz": [
355,
710
],
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"active_fraction": 0.6555,
"segments": [
[
0.58,
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],
[
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]
]
},
{
"lane": "upper_mid",
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710,
1400
],
"entry_s": 0.813,
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"active_fraction": 0.6024,
"segments": [
[
0.813,
2.67
],
[
2.833,
8.707
],
[
9.543,
10.96
]
]
},
{
"lane": "presence",
"band_hz": [
1400,
2800
],
"entry_s": 0.906,
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"active_fraction": 0.4734,
"segments": [
[
0.906,
1.974
],
[
2.81,
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]
]
},
{
"lane": "brilliance",
"band_hz": [
2800,
5600
],
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"active_fraction": 0.478,
"segments": [
[
0.72,
2.531
],
[
2.81,
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]
]
},
{
"lane": "air",
"band_hz": [
5600,
11200
],
"entry_s": 4.342,
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"active_fraction": 0.2443,
"segments": [
[
4.342,
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]
]
}
],
"interlap_matrix": {
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"low_mid|air": 0.3928,
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"mid|presence": 0.6833,
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"lanes": [
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2,
5,
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6,
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5,
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],
"max": 9,
"mean": 4.525
},
"register_spacing_octaves": [
1.085,
1.0,
0.99,
0.99,
0.99,
0.99,
1.0,
1.0
]
},
"event_grammar": {
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{
"position": 0.4574,
"at_s": 6.989,
"db_delta": -6.2,
"lanes_removed": 0.35,
"bars_held_s": 7.709,
"re_enters_at_s": 14.698
},
{
"position": 0.5365,
"at_s": 8.197,
"db_delta": -6.64,
"lanes_removed": 3.05,
"bars_held_s": 6.502,
"re_enters_at_s": 14.698
},
{
"position": 0.7082,
"at_s": 10.82,
"db_delta": -2.55,
"lanes_removed": 1.51,
"bars_held_s": 3.878,
"re_enters_at_s": 14.698
},
{
"position": 0.8663,
"at_s": 13.235,
"db_delta": -6.7,
"lanes_removed": -0.0,
"bars_held_s": 1.463,
"re_enters_at_s": 14.698
},
{
"position": 0.9453,
"at_s": 14.443,
"db_delta": -66.77,
"lanes_removed": -0.0,
"bars_held_s": 0.255,
"re_enters_at_s": 14.698
}
],
"raises": [
{
"position": 0.0395,
"start_s": 0.604,
"end_s": 8.266,
"db_delta": 121.4,
"lanes_added": 4.23,
"slope_db_per_s": 15.843
},
{
"position": 0.1702,
"start_s": 2.601,
"end_s": 8.127,
"db_delta": 4.84,
"lanes_added": 1.62,
"slope_db_per_s": 0.876
},
{
"position": 0.6155,
"start_s": 9.404,
"end_s": 11.053,
"db_delta": 14.1,
"lanes_added": 4.08,
"slope_db_per_s": 8.552
}
],
"breaks": [
{
"position": 0.0,
"at_s": 0.0,
"duration_s": 0.441
},
{
"position": 0.8982,
"at_s": 13.723,
"duration_s": 1.556
}
],
"tuttis": [
{
"position": 0.2842,
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"duration_s": 2.229,
"lanes": 9
}
],
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"fraction": 0.1426,
"seconds": 2.179,
"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": 5,
"raises": 3,
"breaks": 2,
"tuttis": 1
}
},
"opening_and_flow_law": {
"onset_type": "fade_in",
"first_sound_at_s": 0.488,
"time_to_hook_s": 0.534,
"time_to_hook_bars": 0.32,
"time_to_full_texture_s": 2.879,
"time_to_full_texture_bars": 1.72,
"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
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"values": [
0.0119,
0.2318,
0.3578,
0.3679,
0.5353,
0.617,
0.6888,
0.7419,
0.7851,
0.6521,
0.5771,
0.4111,
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0.2974,
0.2676,
0.1389,
0.0488,
0.0424,
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}
},
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"available": true,
"bar_length_s": 1.6719,
"bars": 9,
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0.804,
0.9777,
1.0,
0.8822,
0.4826,
0.4518,
0.0855,
0.0148
],
"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": 1.67,
"delta": 0.198,
"at_section_boundary": true
},
{
"bar": 2,
"at_s": 3.34,
"delta": 0.174,
"at_section_boundary": false
},
{
"bar": 5,
"at_s": 8.36,
"delta": -0.4,
"at_section_boundary": true
},
{
"bar": 7,
"at_s": 11.7,
"delta": -0.366,
"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": {
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"mean_lanes": 4.525,
"max_lanes": 9
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-24.76,
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"arc_times_s": [
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5.2,
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},
"register": {
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"bass_floor_band": {
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"bass": 0.29084,
"low_mid": 0.24228,
"mid": 0.1099,
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},
"octave_band_profile": {
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"bass": 0.29084,
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"mid": 0.1099,
"upper_mid": 0.16763,
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"air": 0.00234,
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}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 1.0,
"interior_distance_median": 0.05419,
"seam_ratio": 18.453,
"seam_clean": false,
"tail_rms_over_mid": 0.0,
"head_rms_over_mid": 0.0,
"tail_rms_trend": -0.8922,
"head_rms_trend": 0.9038,
"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": {
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"spectral_centroid_curve_hz": [
0.0,
2691.2,
1213.2,
2093.9,
1522.0,
1289.9,
1304.0,
1271.1,
1730.3,
1111.0,
1185.0,
766.4,
1059.1,
679.0,
617.1,
578.7,
568.9,
589.6,
604.4,
985.1,
0.0
],
"spectral_rolloff85_hz_mean": 2208.1,
"spectral_flatness_mean": 0.06604,
"signature_colour": "dark"
}
}
}