music/exemplars/formula_cards/UNMATCHED__149_PR_Video_BGM__Elegant_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__149_PR_Video_BGM__Elegant_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\\149 PR Video BGM _Elegant 2_.m4a",
"sha256": "4efe10ebe5975a0adb12c29d5eb3f85f9e811cf6e71396cbd28034a41e254b8e",
"bytes": 1080151,
"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": "2026-08-07T03:59:57+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": 16.811,
"section_boundaries_s": [
0.0,
0.859,
7.291,
16.068,
16.811
],
"section_count": 4,
"repeat_map": [
{
"section": 0,
"most_like_section": null,
"similarity": 0.0,
"is_repeat": false
},
{
"section": 1,
"most_like_section": 0,
"similarity": 0.856,
"is_repeat": false
},
{
"section": 2,
"most_like_section": 1,
"similarity": 0.8917,
"is_repeat": false
},
{
"section": 3,
"most_like_section": 0,
"similarity": 0.979,
"is_repeat": true
}
],
"novelty_peak_strength": [
0.303,
1.0,
0.3588
],
"method": "checkerboard-kernel novelty over a chroma+MFCC self-similarity matrix"
},
"tempo_and_time_grammar": {
"tempo_function": {
"baseline_bpm": 172.27,
"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,
15.98,
16.35,
16.72
],
"curve_bpm": [
172.27,
172.27,
172.27,
172.27,
172.27,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
117.45,
117.45,
117.45,
117.45,
117.45,
112.35,
112.35,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
76.0,
76.0,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91
],
"adjustment_events": [
{
"position_s": 1.04,
"duration_s": 9.22,
"delta_bpm": -48.72,
"shape": "step"
},
{
"position_s": 13.79,
"duration_s": 2.51,
"delta_bpm": 49.5,
"shape": "step"
}
],
"dispersion_bpm": 49.116,
"rubato_depth_bpm": 122.561
},
"global_bpm": 112.35,
"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": 112.35,
"tempo_bpm_median_local": 112.35,
"tempo_iqr_bpm": 5.11,
"tempo_stability": 0.8182,
"beat_interval_cv": 0.0542
},
"dominant_onset_period_s": 0.5341,
"dominant_onset_period_bpm": 112.35,
"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": 0.848,
"onset_rate_per_s": 10.752
}
},
"tonality": {
"key": "C#",
"mode": "major",
"windowed_key_agreement": 0.25,
"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": 0.522,
"onset_bars": 0.38,
"pitch_contour": "UUD-D-D---UD-UD",
"interval_vocabulary_semitones": [
0,
1,
2,
8,
16,
18,
19,
24
],
"intervals": [
1.0,
8.0,
-8.0,
0.0,
-19.0,
0.0,
-2.0,
0.0,
0.0,
0.0,
16.0,
-18.0,
0.0,
24.0,
-24.0
],
"range_semitones": 31.0,
"distinctive_deviation": {
"largest_interval_semitones": 24.0,
"at_note_index": 14,
"is_licensed_leap": true
}
},
"motif_economy": {
"self_similarity_peak": 0.8247,
"self_similarity_baseline": 0.6113,
"self_similarity_lift": 0.2134,
"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",
"ultra"
],
"entry_exit_map": [
{
"lane": "sub",
"band_hz": [
20,
45
],
"entry_s": 0.488,
"exit_s": 11.912,
"active_fraction": 0.6359,
"segments": [
[
0.488,
6.362
],
[
6.803,
10.89
],
[
11.238,
11.912
]
]
},
{
"lane": "low_bass",
"band_hz": [
45,
90
],
"entry_s": 0.488,
"exit_s": 11.889,
"active_fraction": 0.6345,
"segments": [
[
0.488,
6.293
],
[
6.78,
10.96
],
[
11.262,
11.889
]
]
},
{
"lane": "bass",
"band_hz": [
90,
180
],
"entry_s": 1.254,
"exit_s": 11.633,
"active_fraction": 0.6331,
"segments": [
[
1.254,
11.633
]
]
},
{
"lane": "low_mid",
"band_hz": [
180,
355
],
"entry_s": 1.695,
"exit_s": 12.074,
"active_fraction": 0.5586,
"segments": [
[
1.695,
6.269
],
[
7.291,
12.074
]
]
},
{
"lane": "mid",
"band_hz": [
355,
710
],
"entry_s": 0.488,
"exit_s": 12.005,
"active_fraction": 0.6855,
"segments": [
[
0.488,
12.005
]
]
},
{
"lane": "upper_mid",
"band_hz": [
710,
1400
],
"entry_s": 0.511,
"exit_s": 12.19,
"active_fraction": 0.6952,
"segments": [
[
0.511,
12.19
]
]
},
{
"lane": "presence",
"band_hz": [
1400,
2800
],
"entry_s": 0.488,
"exit_s": 11.865,
"active_fraction": 0.6469,
"segments": [
[
0.488,
6.409
],
[
6.78,
11.099
],
[
11.285,
11.865
]
]
},
{
"lane": "brilliance",
"band_hz": [
2800,
5600
],
"entry_s": 0.511,
"exit_s": 12.005,
"active_fraction": 0.6579,
"segments": [
[
0.511,
6.432
],
[
6.757,
11.192
],
[
11.355,
12.005
]
]
},
{
"lane": "air",
"band_hz": [
5600,
11200
],
"entry_s": 0.557,
"exit_s": 10.797,
"active_fraction": 0.4441,
"segments": [
[
0.557,
2.02
],
[
2.74,
3.39
],
[
4.133,
5.387
],
[
8.684,
9.567
],
[
9.66,
10.797
]
]
}
],
"interlap_matrix": {
"sub|low_bass": 0.9806,
"sub|bass": 0.8661,
"sub|low_mid": 0.7967,
"sub|mid": 0.9276,
"sub|upper_mid": 0.9109,
"sub|presence": 0.9662,
"sub|brilliance": 0.942,
"sub|air": 0.6948,
"low_bass|bass": 0.8679,
"low_bass|low_mid": 0.8021,
"low_bass|mid": 0.9256,
"low_bass|upper_mid": 0.9089,
"low_bass|presence": 0.9724,
"low_bass|brilliance": 0.944,
"low_bass|air": 0.7,
"bass|low_mid": 0.8075,
"bass|mid": 0.9235,
"bass|upper_mid": 0.9107,
"bass|presence": 0.89,
"bass|brilliance": 0.8871,
"bass|air": 0.6271,
"low_mid|mid": 0.804,
"low_mid|upper_mid": 0.8036,
"low_mid|presence": 0.8021,
"low_mid|brilliance": 0.8148,
"low_mid|air": 0.5403,
"mid|upper_mid": 0.9822,
"mid|presence": 0.9437,
"mid|brilliance": 0.9598,
"mid|air": 0.6479,
"upper_mid|presence": 0.9267,
"upper_mid|brilliance": 0.9464,
"upper_mid|air": 0.6389,
"presence|brilliance": 0.9667,
"presence|air": 0.6866,
"brilliance|air": 0.6751
},
"simultaneity_curve": {
"times_s": [
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,
15.975,
16.161,
16.347,
16.533,
16.718
],
"lanes": [
0,
0,
0,
7,
7,
7,
8,
8,
8,
8,
9,
8,
9,
9,
8,
9,
9,
9,
9,
8,
9,
8,
8,
9,
9,
9,
9,
9,
9,
9,
8,
8,
8,
8,
6,
3,
3,
8,
8,
8,
9,
9,
9,
8,
8,
9,
8,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
7,
5,
7,
9,
7,
6,
2,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0
],
"max": 9,
"mean": 5.592
},
"register_spacing_octaves": [
1.085,
1.0,
0.99,
0.99,
0.99,
0.99,
1.0,
1.0
]
},
"event_grammar": {
"drops": [
{
"position": 0.3536,
"at_s": 5.944,
"db_delta": -4.64,
"lanes_removed": 1.57,
"bars_held_s": 0.697,
"re_enters_at_s": 6.641
},
{
"position": 0.6298,
"at_s": 10.588,
"db_delta": -0.45,
"lanes_removed": 1.54,
"bars_held_s": 5.642,
"re_enters_at_s": 16.231
},
{
"position": 0.7017,
"at_s": 11.796,
"db_delta": -12.55,
"lanes_removed": 5.08,
"bars_held_s": 4.435,
"re_enters_at_s": 16.231
},
{
"position": 0.8771,
"at_s": 14.745,
"db_delta": -6.02,
"lanes_removed": -0.0,
"bars_held_s": 1.486,
"re_enters_at_s": 16.231
},
{
"position": 0.9489,
"at_s": 15.952,
"db_delta": -67.08,
"lanes_removed": -0.0,
"bars_held_s": 0.279,
"re_enters_at_s": 16.231
}
],
"raises": [
{
"position": 0.0359,
"start_s": 0.604,
"end_s": 5.968,
"db_delta": 122.27,
"lanes_added": 6.0,
"slope_db_per_s": 22.795
},
{
"position": 0.4254,
"start_s": 7.152,
"end_s": 7.593,
"db_delta": 7.23,
"lanes_added": 2.62,
"slope_db_per_s": 16.397
}
],
"breaks": [
{
"position": 0.0,
"at_s": 0.0,
"duration_s": 0.441
},
{
"position": 0.9061,
"at_s": 15.232,
"duration_s": 1.579
}
],
"tuttis": [
{
"position": 0.2459,
"at_s": 4.133,
"duration_s": 1.254,
"lanes": 9
},
{
"position": 0.4959,
"at_s": 8.336,
"duration_s": 2.438,
"lanes": 9
}
],
"silence_budget": {
"fraction": 0.1228,
"seconds": 2.064,
"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": 2,
"breaks": 2,
"tuttis": 2
}
},
"opening_and_flow_law": {
"onset_type": "fade_in",
"first_sound_at_s": 0.464,
"time_to_hook_s": 0.522,
"time_to_hook_bars": 0.38,
"time_to_full_texture_s": 1.695,
"time_to_full_texture_bars": 1.22,
"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
],
"values": [
0.0433,
0.4707,
0.6032,
0.6867,
0.6922,
0.6839,
0.6912,
0.6796,
0.5961,
0.3965,
0.6651,
0.6757,
0.683,
0.6722,
0.6649,
0.4595,
0.4158,
0.1054,
0.0714,
0.0612,
0.0536,
0.0557,
0.0006
],
"peak_position_normalised": 0.4959
}
},
"complexity_law": {
"available": true,
"bar_length_s": 1.3932,
"bars": 12,
"index_per_bar": [
0.682,
0.9747,
0.9762,
1.0,
0.8034,
0.9593,
0.9941,
0.9571,
0.6556,
0.0141,
0.0066,
0.0094
],
"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": 1.39,
"delta": 0.293,
"at_section_boundary": true
},
{
"bar": 4,
"at_s": 5.57,
"delta": -0.197,
"at_section_boundary": false
},
{
"bar": 5,
"at_s": 6.97,
"delta": 0.156,
"at_section_boundary": true
},
{
"bar": 8,
"at_s": 11.15,
"delta": -0.301,
"at_section_boundary": false
},
{
"bar": 9,
"at_s": 12.54,
"delta": -0.642,
"at_section_boundary": false
}
],
"steps_at_section_boundaries": 2,
"steps_total": 5,
"boundary_step_share": 0.4,
"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": 1.844,
"melodic_salience": 0.8229,
"voiced_fraction": 0.4638,
"note_count": 31,
"mean_lanes": 5.592,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 43.62,
"peak_position_normalised": 0.4793,
"peak_at_s": 8.057,
"arc_curve_db": [
-64.27,
-74.27,
-19.28,
-17.39,
-16.2,
-16.85,
-16.63,
-16.27,
-19.62,
-20.04,
-16.53,
-15.2,
-16.91,
-17.43,
-16.26,
-18.2,
-27.07,
-35.91,
-39.73,
-43.67,
-49.4,
-68.86,
-104.34
],
"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
]
},
"register": {
"melody_span_semitones": 34.0,
"melody_tessitura_midi": 53.0,
"bass_floor_band": {
"sub": 2e-05,
"low_bass": 0.00125,
"bass": 0.10446,
"low_mid": 0.13952,
"mid": 0.49855,
"upper_mid": 0.17365,
"presence": 0.07711,
"brilliance": 0.00529,
"air": 0.00016,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 2e-05,
"low_bass": 0.00125,
"bass": 0.10446,
"low_mid": 0.13952,
"mid": 0.49855,
"upper_mid": 0.17365,
"presence": 0.07711,
"brilliance": 0.00529,
"air": 0.00016,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 1.0,
"interior_distance_median": 0.05606,
"seam_ratio": 17.838,
"seam_clean": false,
"tail_rms_over_mid": 0.0,
"head_rms_over_mid": 0.0,
"tail_rms_trend": -0.8319,
"head_rms_trend": 0.7788,
"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": 963.3,
"spectral_centroid_curve_hz": [
0.0,
1357.8,
1270.9,
1417.9,
1142.4,
1035.8,
1152.9,
1058.8,
1043.8,
930.1,
1025.3,
1081.9,
1058.6,
1023.0,
1070.8,
754.9,
1025.6,
884.3,
726.4,
680.2,
641.5,
725.5,
0.0
],
"spectral_rolloff85_hz_mean": 1696.9,
"spectral_flatness_mean": 0.05859,
"signature_colour": "dark"
}
}
}