music/exemplars/formula_cards/UNMATCHED__01_Coronation_Day.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__01_Coronation_Day",
"title": null,
"game": null,
"composer": null,
"purpose_class": null,
"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Compilations\\Pokémon Black & Pokémon White_ Super Mus\\01 Coronation Day.m4a",
"sha256": "312227005b8020f6c0dbbbc7a30fe08b3200eef5375161a6616c206dd34fe25a",
"bytes": 2322994,
"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": "2026-08-07T01:29:59+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": 47.067,
"section_boundaries_s": [
0.0,
2.508,
8.591,
21.548,
29.536,
39.66,
47.067
],
"section_count": 6,
"repeat_map": [
{
"section": 0,
"most_like_section": null,
"similarity": 0.0,
"is_repeat": false
},
{
"section": 1,
"most_like_section": 0,
"similarity": 0.748,
"is_repeat": false
},
{
"section": 2,
"most_like_section": 1,
"similarity": 0.9882,
"is_repeat": true
},
{
"section": 3,
"most_like_section": 2,
"similarity": 0.9663,
"is_repeat": true
},
{
"section": 4,
"most_like_section": 3,
"similarity": 0.9662,
"is_repeat": true
},
{
"section": 5,
"most_like_section": 4,
"similarity": 0.6937,
"is_repeat": false
}
],
"novelty_peak_strength": [
0.6298,
0.6903,
0.8938,
1.0,
0.7878
],
"method": "checkerboard-kernel novelty over a chroma+MFCC self-similarity matrix"
},
"tempo_and_time_grammar": {
"tempo_function": {
"baseline_bpm": 123.05,
"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,
17.09,
17.46,
17.83,
18.2,
18.58,
18.95,
19.32,
19.69,
20.06,
20.43,
20.81,
21.18,
21.55,
21.92,
22.29,
22.66,
23.03,
23.41,
23.78,
24.15,
24.52,
24.89,
25.26,
25.63,
26.01,
26.38,
26.75,
27.12,
27.49,
27.86,
28.24,
28.61,
28.98,
29.35,
29.72,
30.09,
30.46,
30.84,
31.21,
31.58,
31.95,
32.32,
32.69,
33.07,
33.44,
33.81,
34.18,
34.55,
34.92,
35.29,
35.67,
36.04,
36.41,
36.78,
37.15,
37.52,
37.89,
38.27,
38.64,
39.01,
39.38,
39.75,
40.12,
40.5,
40.87,
41.24,
41.61,
41.98,
42.35,
42.72,
43.1,
43.47,
43.84,
44.21,
44.58,
44.95,
45.33,
45.7,
46.07,
46.44,
46.81
],
"curve_bpm": [
215.33,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
117.45,
117.45,
161.5,
161.5,
161.5,
161.5,
161.5,
161.5,
161.5,
152.0,
129.2,
129.2,
129.2,
129.2,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
184.57,
184.57,
184.57,
184.57,
184.57,
184.57,
184.57,
184.57,
184.57,
184.57,
184.57,
184.57,
184.57,
123.05,
123.05,
123.05,
123.05,
123.05,
234.91,
234.91,
117.45,
117.45,
117.45,
117.45,
117.45,
117.45,
117.45,
117.45,
117.45,
117.45,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
117.45,
117.45,
117.45,
117.45,
117.45,
117.45,
117.45,
117.45,
117.45,
117.45,
117.45,
117.45,
117.45,
161.5,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91
],
"adjustment_events": [
{
"position_s": 0.12,
"duration_s": 5.85,
"delta_bpm": 86.26,
"shape": "step"
},
{
"position_s": 7.5,
"duration_s": 4.64,
"delta_bpm": 67.82,
"shape": "step"
},
{
"position_s": 15.7,
"duration_s": 5.87,
"delta_bpm": 20.55,
"shape": "step"
},
{
"position_s": 23.03,
"duration_s": 9.08,
"delta_bpm": 40.78,
"shape": "step"
},
{
"position_s": 32.3,
"duration_s": 1.7,
"delta_bpm": -5.59,
"shape": "step"
},
{
"position_s": 39.01,
"duration_s": 2.83,
"delta_bpm": -5.56,
"shape": "step"
},
{
"position_s": 42.31,
"duration_s": 4.67,
"delta_bpm": 77.52,
"shape": "step"
}
],
"dispersion_bpm": 48.389,
"rubato_depth_bpm": 117.454
},
"global_bpm": 123.05,
"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": 123.05,
"tempo_bpm_median_local": 123.05,
"tempo_iqr_bpm": 5.59,
"tempo_stability": 0.8182,
"beat_interval_cv": 0.0294
},
"dominant_onset_period_s": 1.9969,
"dominant_onset_period_bpm": 30.05,
"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": 0.622,
"onset_rate_per_s": 10.772
}
},
"tonality": {
"key": "C",
"mode": "minor",
"windowed_key_agreement": 0.6667,
"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": 0.511,
"onset_bars": 0.26,
"pitch_contour": "UUUUUDDUDUD-UDU",
"interval_vocabulary_semitones": [
0,
1,
2,
12
],
"intervals": [
1.0,
2.0,
1.0,
1.0,
1.0,
-1.0,
-12.0,
12.0,
-12.0,
12.0,
-12.0,
0.0,
12.0,
-12.0,
12.0
],
"range_semitones": 13.0,
"distinctive_deviation": {
"largest_interval_semitones": -12.0,
"at_note_index": 7,
"is_licensed_leap": true
}
},
"motif_economy": {
"self_similarity_peak": 0.8774,
"self_similarity_baseline": 0.6616,
"self_similarity_lift": 0.2158,
"recurrence_lag_s": 0.464,
"interval_3gram_repetition": 0.3194,
"interval_4gram_repetition": 0.1972
},
"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": 0.511,
"exit_s": 44.768,
"active_fraction": 0.812,
"segments": [
[
0.511,
2.926
],
[
3.413,
4.296
],
[
5.364,
6.339
],
[
7.198,
10.774
],
[
11.378,
12.353
],
[
13.235,
14.396
],
[
14.954,
16.3
],
[
16.44,
18.297
],
[
18.413,
19.319
],
[
19.412,
19.992
],
[
20.387,
21.989
],
[
22.338,
22.918
],
[
23.475,
25.867
],
[
26.471,
27.028
],
[
27.4,
28.282
],
[
28.491,
29.304
],
[
29.443,
32.09
],
[
32.345,
37.198
],
[
37.384,
44.768
]
]
},
{
"lane": "low_bass",
"band_hz": [
45,
90
],
"entry_s": 0.534,
"exit_s": 44.513,
"active_fraction": 0.9349,
"segments": [
[
0.534,
44.513
]
]
},
{
"lane": "bass",
"band_hz": [
90,
180
],
"entry_s": 0.557,
"exit_s": 44.373,
"active_fraction": 0.9314,
"segments": [
[
0.557,
44.373
]
]
},
{
"lane": "low_mid",
"band_hz": [
180,
355
],
"entry_s": 0.534,
"exit_s": 44.304,
"active_fraction": 0.9354,
"segments": [
[
0.534,
44.304
]
]
},
{
"lane": "mid",
"band_hz": [
355,
710
],
"entry_s": 0.557,
"exit_s": 44.768,
"active_fraction": 0.9398,
"segments": [
[
0.557,
44.768
]
]
},
{
"lane": "upper_mid",
"band_hz": [
710,
1400
],
"entry_s": 0.58,
"exit_s": 44.629,
"active_fraction": 0.9364,
"segments": [
[
0.58,
44.629
]
]
},
{
"lane": "presence",
"band_hz": [
1400,
2800
],
"entry_s": 1.579,
"exit_s": 44.768,
"active_fraction": 0.9181,
"segments": [
[
1.579,
44.768
]
]
},
{
"lane": "brilliance",
"band_hz": [
2800,
5600
],
"entry_s": 2.508,
"exit_s": 44.745,
"active_fraction": 0.8979,
"segments": [
[
2.508,
44.745
]
]
},
{
"lane": "air",
"band_hz": [
5600,
11200
],
"entry_s": 2.508,
"exit_s": 44.582,
"active_fraction": 0.8944,
"segments": [
[
2.508,
44.582
]
]
}
],
"interlap_matrix": {
"sub|low_bass": 0.8568,
"sub|bass": 0.8532,
"sub|low_mid": 0.8574,
"sub|mid": 0.8621,
"sub|upper_mid": 0.8584,
"sub|presence": 0.839,
"sub|brilliance": 0.8175,
"sub|air": 0.8138,
"low_bass|bass": 0.9963,
"low_bass|low_mid": 0.9963,
"low_bass|mid": 0.9937,
"low_bass|upper_mid": 0.9963,
"low_bass|presence": 0.9706,
"low_bass|brilliance": 0.9501,
"low_bass|air": 0.9536,
"bass|low_mid": 0.9926,
"bass|mid": 0.9911,
"bass|upper_mid": 0.9937,
"bass|presence": 0.968,
"bass|brilliance": 0.9475,
"bass|air": 0.951,
"low_mid|mid": 0.9942,
"low_mid|upper_mid": 0.9968,
"low_mid|presence": 0.9711,
"low_mid|brilliance": 0.9507,
"low_mid|air": 0.9531,
"mid|upper_mid": 0.9963,
"mid|presence": 0.9769,
"mid|brilliance": 0.9554,
"mid|air": 0.9517,
"upper_mid|presence": 0.9743,
"upper_mid|brilliance": 0.9538,
"upper_mid|air": 0.9552,
"presence|brilliance": 0.978,
"presence|air": 0.9742,
"brilliance|air": 0.9962
},
"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,
16.904,
17.09,
17.276,
17.461,
17.647,
17.833,
18.019,
18.204,
18.39,
18.576,
18.762,
18.947,
19.133,
19.319,
19.505,
19.691,
19.876,
20.062,
20.248,
20.434,
20.619,
20.805,
20.991,
21.177,
21.362,
21.548,
21.734,
21.92,
22.105,
22.291,
22.477,
22.663,
22.848,
23.034,
23.22,
23.406,
23.591,
23.777,
23.963,
24.149,
24.335,
24.52,
24.706,
24.892,
25.078,
25.263,
25.449,
25.635,
25.821,
26.006,
26.192,
26.378,
26.564,
26.749,
26.935,
27.121,
27.307,
27.492,
27.678,
27.864,
28.05,
28.235,
28.421,
28.607,
28.793,
28.979,
29.164,
29.35,
29.536,
29.722,
29.907,
30.093,
30.279,
30.465,
30.65,
30.836,
31.022,
31.208,
31.393,
31.579,
31.765,
31.951,
32.136,
32.322,
32.508,
32.694,
32.879,
33.065,
33.251,
33.437,
33.622,
33.808,
33.994,
34.18,
34.366,
34.551,
34.737,
34.923,
35.109,
35.294,
35.48,
35.666,
35.852,
36.037,
36.223,
36.409,
36.595,
36.78,
36.966,
37.152,
37.338,
37.523,
37.709,
37.895,
38.081,
38.266,
38.452,
38.638,
38.824,
39.01,
39.195,
39.381,
39.567,
39.753,
39.938,
40.124,
40.31,
40.496,
40.681,
40.867,
41.053,
41.239,
41.424,
41.61,
41.796,
41.982,
42.167,
42.353,
42.539,
42.725,
42.91,
43.096,
43.282,
43.468,
43.654,
43.839,
44.025,
44.211,
44.397,
44.582,
44.768,
44.954,
45.14,
45.325,
45.511,
45.697,
45.883,
46.068,
46.254,
46.44,
46.626,
46.811,
46.997
],
"lanes": [
0,
0,
0,
5,
6,
6,
6,
6,
6,
7,
7,
7,
7,
7,
9,
9,
8,
8,
8,
9,
9,
9,
9,
9,
8,
8,
8,
8,
8,
9,
9,
9,
9,
9,
9,
8,
8,
8,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
8,
8,
8,
9,
8,
9,
9,
9,
9,
9,
9,
8,
8,
8,
9,
9,
9,
9,
9,
9,
9,
8,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
8,
9,
9,
9,
9,
9,
9,
9,
9,
8,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
8,
9,
9,
9,
8,
9,
8,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
8,
8,
8,
9,
9,
9,
8,
8,
9,
9,
9,
9,
9,
8,
9,
9,
9,
9,
8,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
8,
8,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
8,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
8,
7,
3,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0
],
"max": 9,
"mean": 8.2
},
"register_spacing_octaves": [
1.085,
1.0,
0.99,
0.99,
0.99,
0.99,
1.0,
1.0
]
},
"event_grammar": {
"drops": [
{
"position": 0.9309,
"at_s": 43.816,
"db_delta": -6.2,
"lanes_removed": 0.17,
"bars_held_s": 2.647,
"re_enters_at_s": 46.463
},
{
"position": 0.9566,
"at_s": 45.023,
"db_delta": -24.71,
"lanes_removed": 3.67,
"bars_held_s": 1.44,
"re_enters_at_s": 46.463
},
{
"position": 0.9822,
"at_s": 46.231,
"db_delta": -53.11,
"lanes_removed": -0.0,
"bars_held_s": 0.232,
"re_enters_at_s": 46.463
}
],
"raises": [
{
"position": 0.0128,
"start_s": 0.604,
"end_s": 44.002,
"db_delta": 127.05,
"lanes_added": 5.13,
"slope_db_per_s": 2.928
},
{
"position": 0.0449,
"start_s": 2.113,
"end_s": 43.468,
"db_delta": 6.27,
"lanes_added": 0.83,
"slope_db_per_s": 0.152
}
],
"breaks": [
{
"position": 0.0,
"at_s": 0.0,
"duration_s": 0.464
},
{
"position": 0.9581,
"at_s": 45.093,
"duration_s": 1.95
}
],
"tuttis": [
{
"position": 0.0725,
"at_s": 3.413,
"duration_s": 0.882,
"lanes": 9
},
{
"position": 0.114,
"at_s": 5.364,
"duration_s": 0.975,
"lanes": 9
},
{
"position": 0.147,
"at_s": 6.92,
"duration_s": 5.433,
"lanes": 9
},
{
"position": 0.2753,
"at_s": 12.957,
"duration_s": 1.44,
"lanes": 9
},
{
"position": 0.3177,
"at_s": 14.954,
"duration_s": 5.039,
"lanes": 9
},
{
"position": 0.4302,
"at_s": 20.248,
"duration_s": 1.881,
"lanes": 9
},
{
"position": 0.4988,
"at_s": 23.475,
"duration_s": 2.392,
"lanes": 9
},
{
"position": 0.5821,
"at_s": 27.4,
"duration_s": 0.882,
"lanes": 9
},
{
"position": 0.6053,
"at_s": 28.491,
"duration_s": 3.599,
"lanes": 9
},
{
"position": 0.6872,
"at_s": 32.345,
"duration_s": 4.853,
"lanes": 9
},
{
"position": 0.7943,
"at_s": 37.384,
"duration_s": 6.92,
"lanes": 9
}
],
"silence_budget": {
"fraction": 0.0523,
"seconds": 2.461,
"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": 2,
"breaks": 2,
"tuttis": 11
}
},
"opening_and_flow_law": {
"onset_type": "fade_in",
"first_sound_at_s": 0.488,
"time_to_hook_s": 0.511,
"time_to_hook_bars": 0.26,
"time_to_full_texture_s": 2.508,
"time_to_full_texture_bars": 1.29,
"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,
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,
36.41,
37.15,
37.89,
38.64,
39.38,
40.12,
40.87,
41.61,
42.35,
43.1,
43.84,
44.58,
45.33,
46.07,
46.81
],
"values": [
0.0266,
0.3673,
0.4303,
0.5414,
0.6982,
0.7329,
0.6934,
0.6945,
0.7076,
0.6859,
0.7647,
0.7233,
0.7262,
0.7378,
0.7295,
0.7689,
0.7275,
0.6851,
0.7408,
0.7328,
0.7234,
0.7425,
0.7084,
0.7892,
0.82,
0.7891,
0.7885,
0.7406,
0.7559,
0.7512,
0.7473,
0.7487,
0.7829,
0.7762,
0.781,
0.7534,
0.7626,
0.7703,
0.7749,
0.7803,
0.7731,
0.8128,
0.8022,
0.7906,
0.7601,
0.781,
0.7911,
0.7909,
0.7745,
0.7902,
0.7794,
0.7979,
0.7987,
0.8189,
0.827,
0.8011,
0.8106,
0.8132,
0.7886,
0.7006,
0.4975,
0.0985,
0.1103,
0.0001
],
"peak_position_normalised": 0.7142
}
},
"complexity_law": {
"available": true,
"bar_length_s": 1.9504,
"bars": 24,
"index_per_bar": [
0.604,
0.9455,
0.9544,
0.9717,
0.9976,
0.9927,
0.9698,
0.9752,
0.9914,
0.9886,
0.9872,
0.9739,
0.9966,
0.962,
0.9873,
0.9965,
0.9944,
1.0,
0.9978,
0.9958,
0.9998,
0.9932,
0.9163,
0.0133
],
"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": 1.95,
"delta": 0.341,
"at_section_boundary": true
},
{
"bar": 23,
"at_s": 44.86,
"delta": -0.903,
"at_section_boundary": false
}
],
"steps_at_section_boundaries": 1,
"steps_total": 2,
"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": {
"note_rate_per_s": 1.593,
"melodic_salience": 0.8347,
"voiced_fraction": 0.5488,
"note_count": 75,
"mean_lanes": 8.2,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 8.76,
"peak_position_normalised": 0.8346,
"peak_at_s": 39.265,
"arc_curve_db": [
-64.38,
-72.29,
-15.7,
-11.63,
-8.06,
-8.46,
-9.06,
-8.97,
-9.11,
-9.46,
-8.35,
-8.81,
-9.56,
-9.06,
-8.16,
-7.72,
-8.67,
-9.27,
-8.7,
-8.88,
-9.07,
-8.16,
-8.25,
-7.69,
-6.86,
-7.21,
-7.75,
-8.0,
-8.25,
-8.28,
-7.62,
-7.96,
-8.27,
-7.35,
-6.98,
-7.43,
-8.25,
-7.92,
-6.98,
-7.79,
-7.89,
-6.89,
-7.0,
-7.58,
-7.91,
-7.93,
-7.47,
-6.98,
-7.74,
-7.8,
-7.85,
-8.01,
-7.4,
-6.6,
-6.64,
-7.41,
-7.59,
-7.6,
-8.05,
-12.61,
-27.89,
-51.09,
-87.4,
-87.16
],
"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,
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,
36.41,
37.15,
37.89,
38.64,
39.38,
40.12,
40.87,
41.61,
42.35,
43.1,
43.84,
44.58,
45.33,
46.07,
46.81
]
},
"register": {
"melody_span_semitones": 14.0,
"melody_tessitura_midi": 47.0,
"bass_floor_band": {
"sub": 0.00173,
"low_bass": 0.07431,
"bass": 0.28881,
"low_mid": 0.14177,
"mid": 0.22773,
"upper_mid": 0.19085,
"presence": 0.05523,
"brilliance": 0.01718,
"air": 0.0016,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 0.00173,
"low_bass": 0.07431,
"bass": 0.28881,
"low_mid": 0.14177,
"mid": 0.22773,
"upper_mid": 0.19085,
"presence": 0.05523,
"brilliance": 0.01718,
"air": 0.0016,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 1.0,
"interior_distance_median": 0.0084,
"seam_ratio": 119.041,
"seam_clean": false,
"tail_rms_over_mid": 0.0,
"head_rms_over_mid": 0.0,
"tail_rms_trend": -0.9128,
"head_rms_trend": 0.8534,
"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": 1619.4,
"spectral_centroid_curve_hz": [
0.0,
864.9,
860.8,
769.2,
1517.9,
1409.5,
1564.1,
1638.7,
1277.9,
1488.8,
1927.5,
1435.2,
1705.8,
1632.0,
1271.3,
1608.6,
1459.9,
1477.5,
1710.3,
1537.0,
1897.8,
1504.4,
1439.9,
1789.5,
1916.3,
1604.8,
1834.0,
1815.1,
1615.1,
1447.8,
1952.3,
1885.0,
1841.0,
1360.5,
1456.6,
1660.1,
1616.5,
1635.1,
1553.6,
1576.1,
1460.1,
1836.5,
1745.8,
1710.0,
1428.1,
1813.3,
1822.2,
1606.6,
1457.4,
1874.1,
1799.5,
1990.9,
1737.2,
1731.0,
1897.2,
1814.0,
2079.8,
2168.1,
2175.5,
2178.6,
2011.0,
1180.2,
1555.6,
0.0
],
"spectral_rolloff85_hz_mean": 3252.7,
"spectral_flatness_mean": 0.02607,
"signature_colour": "warm"
}
}
}