music/exemplars/formula_cards/UNMATCHED__148_PR_Video_BGM__Elegant_1_.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__148_PR_Video_BGM__Elegant_1_",
"title": null,
"game": null,
"composer": null,
"purpose_class": null,
"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Compilations\\Pokémon X & Pokémon Y_ Super Music Colle\\148 PR Video BGM _Elegant 1_.m4a",
"sha256": "2fa2fa301c18e1e4dee6bb77338034305f11386fd52aeaa1c2a7378a094e73cb",
"bytes": 1040866,
"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": "2026-08-07T03:59:52+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": 15.79,
"section_boundaries_s": [
0.0,
2.02,
12.214,
15.79
],
"section_count": 3,
"repeat_map": [
{
"section": 0,
"most_like_section": null,
"similarity": 0.0,
"is_repeat": false
},
{
"section": 1,
"most_like_section": 0,
"similarity": 0.9083,
"is_repeat": true
},
{
"section": 2,
"most_like_section": 1,
"similarity": 0.7748,
"is_repeat": false
}
],
"novelty_peak_strength": [
1.0,
0.9816
],
"method": "checkerboard-kernel novelty over a chroma+MFCC self-similarity matrix"
},
"tempo_and_time_grammar": {
"tempo_function": {
"baseline_bpm": 152.0,
"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,
15.6
],
"curve_bpm": [
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
152.0,
287.11,
287.11
],
"adjustment_events": [
{
"position_s": 3.65,
"duration_s": 6.97,
"delta_bpm": -40.72,
"shape": "step"
}
],
"dispersion_bpm": 40.104,
"rubato_depth_bpm": 52.615
},
"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": 99.38,
"tempo_iqr_bpm": 52.62,
"tempo_stability": 0.0,
"beat_interval_cv": 0.0238
},
"dominant_onset_period_s": 0.3947,
"dominant_onset_period_bpm": 152.0,
"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": 0.484,
"onset_rate_per_s": 10.751
}
},
"tonality": {
"key": "B",
"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": 0.546,
"onset_bars": 0.35,
"pitch_contour": "--DUD--UUD--DUD",
"interval_vocabulary_semitones": [
0,
1,
3,
4,
5,
7,
10,
17,
20
],
"intervals": [
0.33,
-0.33,
-4.67,
10.0,
-7.0,
0.0,
-0.33,
4.33,
1.0,
-3.33,
0.0,
0.0,
-4.67,
20.0,
-17.33
],
"range_semitones": 20.0,
"distinctive_deviation": {
"largest_interval_semitones": 20.0,
"at_note_index": 14,
"is_licensed_leap": true
}
},
"motif_economy": {
"self_similarity_peak": 0.8768,
"self_similarity_baseline": 0.7443,
"self_similarity_lift": 0.1325,
"recurrence_lag_s": 0.464,
"interval_3gram_repetition": 0.0667,
"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",
"ultra"
],
"entry_exit_map": [
{
"lane": "sub",
"band_hz": [
20,
45
],
"entry_s": 1.207,
"exit_s": 13.444,
"active_fraction": 0.5051,
"segments": [
[
1.207,
1.858
],
[
3.367,
3.947
],
[
8.22,
8.754
],
[
9.218,
10.403
],
[
10.797,
11.447
],
[
12.19,
13.444
]
]
},
{
"lane": "low_bass",
"band_hz": [
45,
90
],
"entry_s": 0.604,
"exit_s": 13.444,
"active_fraction": 0.6461,
"segments": [
[
0.604,
2.252
],
[
3.413,
5.039
],
[
6.803,
8.661
],
[
9.218,
11.935
],
[
12.214,
13.444
]
]
},
{
"lane": "bass",
"band_hz": [
90,
180
],
"entry_s": 0.604,
"exit_s": 13.398,
"active_fraction": 0.8032,
"segments": [
[
0.604,
12.005
],
[
12.144,
13.398
]
]
},
{
"lane": "low_mid",
"band_hz": [
180,
355
],
"entry_s": 0.604,
"exit_s": 13.398,
"active_fraction": 0.8018,
"segments": [
[
0.604,
11.981
],
[
12.144,
13.398
]
]
},
{
"lane": "mid",
"band_hz": [
355,
710
],
"entry_s": 0.604,
"exit_s": 13.189,
"active_fraction": 0.7974,
"segments": [
[
0.604,
13.189
]
]
},
{
"lane": "upper_mid",
"band_hz": [
710,
1400
],
"entry_s": 0.604,
"exit_s": 13.328,
"active_fraction": 0.7988,
"segments": [
[
0.604,
1.393
],
[
1.533,
13.328
]
]
},
{
"lane": "presence",
"band_hz": [
1400,
2800
],
"entry_s": 0.604,
"exit_s": 12.492,
"active_fraction": 0.6123,
"segments": [
[
0.604,
1.231
],
[
1.602,
3.042
],
[
3.738,
5.062
],
[
6.293,
7.593
],
[
8.081,
9.009
],
[
9.613,
10.937
],
[
11.122,
12.492
]
]
},
{
"lane": "brilliance",
"band_hz": [
2800,
5600
],
"entry_s": 0.58,
"exit_s": 13.305,
"active_fraction": 0.8062,
"segments": [
[
0.58,
13.305
]
]
},
{
"lane": "air",
"band_hz": [
5600,
11200
],
"entry_s": 0.511,
"exit_s": 13.026,
"active_fraction": 0.768,
"segments": [
[
0.511,
2.624
],
[
2.879,
4.412
],
[
4.481,
5.224
],
[
5.271,
5.828
],
[
6.084,
6.827
],
[
6.873,
7.616
],
[
7.686,
9.033
],
[
9.265,
10.82
],
[
10.867,
13.026
]
]
}
],
"interlap_matrix": {
"sub|low_bass": 0.6716,
"sub|bass": 0.623,
"sub|low_mid": 0.6241,
"sub|mid": 0.6011,
"sub|upper_mid": 0.6029,
"sub|presence": 0.4635,
"sub|brilliance": 0.609,
"sub|air": 0.5678,
"low_bass|bass": 0.7978,
"low_bass|low_mid": 0.7993,
"low_bass|mid": 0.7744,
"low_bass|upper_mid": 0.7762,
"low_bass|presence": 0.6544,
"low_bass|brilliance": 0.782,
"low_bass|air": 0.7477,
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"bass|mid": 0.9746,
"bass|upper_mid": 0.9764,
"bass|presence": 0.7464,
"bass|brilliance": 0.9819,
"bass|air": 0.9245,
"low_mid|mid": 0.9728,
"low_mid|upper_mid": 0.9746,
"low_mid|presence": 0.7446,
"low_mid|brilliance": 0.9801,
"low_mid|air": 0.9227,
"mid|upper_mid": 0.98,
"mid|presence": 0.768,
"mid|brilliance": 0.9891,
"mid|air": 0.9488,
"upper_mid|presence": 0.7665,
"upper_mid|brilliance": 0.9873,
"upper_mid|air": 0.9295,
"presence|brilliance": 0.7596,
"presence|air": 0.7537,
"brilliance|air": 0.942
},
"simultaneity_curve": {
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0.0,
0.186,
0.372,
0.557,
0.743,
0.929,
1.115,
1.3,
1.486,
1.672,
1.858,
2.043,
2.229,
2.415,
2.601,
2.786,
2.972,
3.158,
3.344,
3.529,
3.715,
3.901,
4.087,
4.272,
4.458,
4.644,
4.83,
5.016,
5.201,
5.387,
5.573,
5.759,
5.944,
6.13,
6.316,
6.502,
6.687,
6.873,
7.059,
7.245,
7.43,
7.616,
7.802,
7.988,
8.173,
8.359,
8.545,
8.731,
8.916,
9.102,
9.288,
9.474,
9.66,
9.845,
10.031,
10.217,
10.403,
10.588,
10.774,
10.96,
11.146,
11.331,
11.517,
11.703,
11.889,
12.074,
12.26,
12.446,
12.632,
12.817,
13.003,
13.189,
13.375,
13.56,
13.746,
13.932,
14.118,
14.303,
14.489,
14.675,
14.861,
15.047,
15.232,
15.418,
15.604,
15.79
],
"lanes": [
0,
0,
0,
1,
9,
8,
8,
8,
7,
9,
9,
9,
9,
9,
8,
7,
9,
7,
7,
9,
8,
9,
8,
8,
8,
9,
9,
8,
6,
7,
9,
6,
6,
8,
7,
8,
7,
8,
9,
8,
8,
8,
8,
8,
8,
9,
9,
8,
7,
6,
9,
8,
9,
9,
9,
9,
9,
8,
8,
8,
9,
9,
8,
8,
9,
5,
9,
9,
8,
8,
8,
7,
4,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0
],
"max": 9,
"mean": 6.539
},
"register_spacing_octaves": [
1.085,
1.0,
0.99,
0.99,
0.99,
0.99,
1.0,
1.0
]
},
"event_grammar": {
"drops": [
{
"position": 0.8059,
"at_s": 12.725,
"db_delta": -6.21,
"lanes_removed": 0.99,
"bars_held_s": 2.485,
"re_enters_at_s": 15.209
},
{
"position": 0.8824,
"at_s": 13.932,
"db_delta": -19.95,
"lanes_removed": 0.93,
"bars_held_s": 1.277,
"re_enters_at_s": 15.209
},
{
"position": 0.9588,
"at_s": 15.139,
"db_delta": -84.15,
"lanes_removed": -0.0,
"bars_held_s": 0.07,
"re_enters_at_s": 15.209
}
],
"raises": [
{
"position": 0.0382,
"start_s": 0.604,
"end_s": 4.598,
"db_delta": 130.0,
"lanes_added": 7.25,
"slope_db_per_s": 32.55
}
],
"breaks": [
{
"position": 0.0,
"at_s": 0.0,
"duration_s": 0.441
},
{
"position": 0.8765,
"at_s": 13.839,
"duration_s": 1.95
}
],
"tuttis": [
{
"position": 0.6088,
"at_s": 9.613,
"duration_s": 0.789,
"lanes": 9
}
],
"silence_budget": {
"fraction": 0.1542,
"seconds": 2.435,
"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",
"first_sound_at_s": 0.488,
"time_to_hook_s": 0.546,
"time_to_hook_bars": 0.35,
"time_to_full_texture_s": 0.604,
"time_to_full_texture_bars": 0.38,
"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
],
"values": [
0.0556,
0.5997,
0.6037,
0.7046,
0.6513,
0.6265,
0.6249,
0.5541,
0.4759,
0.5878,
0.6911,
0.6227,
0.5893,
0.6775,
0.683,
0.6592,
0.6673,
0.5506,
0.2871,
0.0477,
0.0667,
0.0001
],
"peak_position_normalised": 0.1912
}
},
"complexity_law": {
"available": true,
"bar_length_s": 1.5789,
"bars": 10,
"index_per_bar": [
0.7338,
0.9879,
0.9811,
0.91,
0.97,
0.972,
1.0,
0.9804,
0.5305,
0.0134
],
"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": 0.254,
"at_section_boundary": true
},
{
"bar": 8,
"at_s": 12.63,
"delta": -0.45,
"at_section_boundary": true
},
{
"bar": 9,
"at_s": 14.21,
"delta": -0.517,
"at_section_boundary": false
}
],
"steps_at_section_boundaries": 2,
"steps_total": 3,
"boundary_step_share": 0.667,
"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": 1.14,
"melodic_salience": 0.7444,
"voiced_fraction": 0.2807,
"note_count": 18,
"mean_lanes": 6.539,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 59.32,
"peak_position_normalised": 0.4926,
"peak_at_s": 7.779,
"arc_curve_db": [
-64.25,
-71.11,
-13.56,
-12.95,
-12.84,
-12.75,
-13.88,
-15.89,
-15.94,
-13.91,
-12.34,
-12.14,
-12.75,
-12.82,
-12.94,
-13.15,
-14.03,
-18.02,
-33.39,
-56.21,
-99.32,
-91.17
],
"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
]
},
"register": {
"melody_span_semitones": 20.0,
"melody_tessitura_midi": 41.67,
"bass_floor_band": {
"sub": 0.0016,
"low_bass": 0.16858,
"bass": 0.18704,
"low_mid": 0.20786,
"mid": 0.09699,
"upper_mid": 0.16569,
"presence": 0.11008,
"brilliance": 0.01582,
"air": 0.04627,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 0.0016,
"low_bass": 0.16858,
"bass": 0.18704,
"low_mid": 0.20786,
"mid": 0.09699,
"upper_mid": 0.16569,
"presence": 0.11008,
"brilliance": 0.01582,
"air": 0.04627,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 1.0,
"interior_distance_median": 0.05562,
"seam_ratio": 17.981,
"seam_clean": false,
"tail_rms_over_mid": 0.0,
"head_rms_over_mid": 0.0,
"tail_rms_trend": -0.8611,
"head_rms_trend": 0.7307,
"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": 2631.4,
"spectral_centroid_curve_hz": [
0.0,
4251.9,
3603.5,
3760.5,
962.4,
2000.5,
3095.3,
4791.2,
1906.2,
3211.7,
3575.4,
1556.8,
1875.1,
3034.3,
2541.1,
2398.5,
3506.0,
3273.0,
2345.3,
1383.7,
2751.3,
0.0
],
"spectral_rolloff85_hz_mean": 5890.8,
"spectral_flatness_mean": 0.0909,
"signature_colour": "bright"
}
}
}