music/exemplars/formula_cards/UNMATCHED__173_PR_Video_BGM__Thrilling_2_.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__173_PR_Video_BGM__Thrilling_2_",
"title": null,
"game": null,
"composer": null,
"purpose_class": null,
"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Compilations\\Pokémon X & Pokémon Y_ Super Music Colle\\173 PR Video BGM _Thrilling 2_.m4a",
"sha256": "6697d2c3e2740445de4aed8385f52ed49c3f1545c0300bcf2449e11e81d88e0b",
"bytes": 1021880,
"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": "2026-08-07T04:02:47+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": 14.211,
"section_boundaries_s": [
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],
"section_count": 2,
"repeat_map": [
{
"section": 0,
"most_like_section": null,
"similarity": 0.0,
"is_repeat": false
},
{
"section": 1,
"most_like_section": 0,
"similarity": 0.5036,
"is_repeat": false
}
],
"novelty_peak_strength": [
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],
"method": "checkerboard-kernel novelty over a chroma+MFCC self-similarity matrix"
},
"tempo_and_time_grammar": {
"tempo_function": {
"baseline_bpm": 152.0,
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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,
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8.17,
8.54,
8.92,
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10.77,
11.15,
11.52,
11.89,
12.26,
12.63,
13.0,
13.37,
13.75,
14.12
],
"curve_bpm": [
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
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152.0,
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152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
287.11
],
"adjustment_events": [
{
"position_s": 8.59,
"duration_s": 5.25,
"delta_bpm": 39.64,
"shape": "step"
}
],
"dispersion_bpm": 29.946,
"rubato_depth_bpm": 46.769
},
"global_bpm": 152.0,
"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": 152.0,
"tempo_bpm_median_local": 152.0,
"tempo_iqr_bpm": 0.0,
"tempo_stability": 1.0,
"beat_interval_cv": 0.0574
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"metre": {
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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."
},
"groove": {
"swing_ratio": 0.459,
"onset_rate_per_s": 10.749
}
},
"tonality": {
"key": "E",
"mode": "minor",
"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": 0.58,
"onset_bars": 0.37,
"pitch_contour": "----D---------U",
"interval_vocabulary_semitones": [
0,
1
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0.0,
0.0,
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0.0,
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0.0,
1.0
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"range_semitones": 1.33,
"distinctive_deviation": {
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"at_note_index": 15,
"is_licensed_leap": false
}
},
"motif_economy": {
"self_similarity_peak": 0.939,
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"recurrence_lag_s": 0.464,
"interval_3gram_repetition": 0.5556,
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},
"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.",
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{
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[
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[
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]
},
{
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45,
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],
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]
},
{
"lane": "bass",
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],
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]
]
},
{
"lane": "low_mid",
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180,
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],
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"segments": [
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]
]
},
{
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]
]
},
{
"lane": "upper_mid",
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710,
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],
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"active_fraction": 0.7553,
"segments": [
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]
]
},
{
"lane": "presence",
"band_hz": [
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],
"entry_s": 0.488,
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"active_fraction": 0.8091,
"segments": [
[
0.488,
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]
]
},
{
"lane": "brilliance",
"band_hz": [
2800,
5600
],
"entry_s": 0.488,
"exit_s": 12.237,
"active_fraction": 0.8271,
"segments": [
[
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]
]
},
{
"lane": "air",
"band_hz": [
5600,
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],
"entry_s": 0.488,
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"active_fraction": 0.8157,
"segments": [
[
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]
]
}
],
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"low_mid|air": 0.94,
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"max": 9,
"mean": 7.036
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"register_spacing_octaves": [
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0.99,
0.99,
0.99,
1.0,
1.0
]
},
"event_grammar": {
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{
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"db_delta": -5.52,
"lanes_removed": 1.54,
"bars_held_s": 2.717,
"re_enters_at_s": 13.63
},
{
"position": 0.8529,
"at_s": 12.121,
"db_delta": -8.56,
"lanes_removed": 2.64,
"bars_held_s": 1.509,
"re_enters_at_s": 13.63
},
{
"position": 0.9379,
"at_s": 13.328,
"db_delta": -71.06,
"lanes_removed": -0.0,
"bars_held_s": 0.302,
"re_enters_at_s": 13.63
}
],
"raises": [
{
"position": 0.0425,
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"end_s": 10.82,
"db_delta": 130.46,
"lanes_added": 7.22,
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}
],
"breaks": [
{
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"duration_s": 0.441
},
{
"position": 0.9069,
"at_s": 12.887,
"duration_s": 1.324
}
],
"tuttis": [
{
"position": 0.0441,
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"duration_s": 10.519,
"lanes": 9
}
],
"silence_budget": {
"fraction": 0.1272,
"seconds": 1.808,
"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": 3,
"raises": 1,
"breaks": 2,
"tuttis": 1
}
},
"opening_and_flow_law": {
"onset_type": "fade_in",
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"time_to_hook_s": 0.58,
"time_to_hook_bars": 0.37,
"time_to_full_texture_s": 0.488,
"time_to_full_texture_bars": 0.31,
"flow_curve": {
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"times_s": [
0.0,
0.74,
1.49,
2.23,
2.97,
3.72,
4.46,
5.2,
5.94,
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8.17,
8.92,
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{
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{
"bar": 8,
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}
],
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"steps_total": 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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"dynamics": {
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},
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},
"octave_band_profile": {
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"mid": 0.09746,
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"air": 0.03168,
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}
},
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"seam_clean": false,
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"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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3193.0,
2276.2,
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2731.9,
3465.5,
2538.0,
2152.3,
2208.8,
2802.3,
2213.0,
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0.0
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}
}
}