music/exemplars/formula_cards/UNMATCHED__81_Pok_mon_Center_Night_.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__81_Pok_mon_Center_Night_",
"title": null,
"game": null,
"composer": null,
"purpose_class": null,
"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Compilations\\Pokémon Diamond & Pokémon Pearl_ Super M\\81 Pokémon Center (Night).m4a",
"sha256": "231606c709cdefb84dd878b2882ea3bf45ed51220c8ad420430954cb964ddc6a",
"bytes": 3655728,
"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": "2026-08-07T03:31:14+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": 89.04,
"section_boundaries_s": [
0.0,
2.972,
10.124,
22.198,
29.164,
36.78,
44.025,
58.607,
68.36,
74.954,
85.264,
89.04
],
"section_count": 11,
"repeat_map": [
{
"section": 0,
"most_like_section": null,
"similarity": 0.0,
"is_repeat": false
},
{
"section": 1,
"most_like_section": 0,
"similarity": 0.8506,
"is_repeat": false
},
{
"section": 2,
"most_like_section": 0,
"similarity": 0.9441,
"is_repeat": true
},
{
"section": 3,
"most_like_section": 2,
"similarity": 0.8568,
"is_repeat": false
},
{
"section": 4,
"most_like_section": 2,
"similarity": 0.9713,
"is_repeat": true
},
{
"section": 5,
"most_like_section": 2,
"similarity": 0.9611,
"is_repeat": true
},
{
"section": 6,
"most_like_section": 4,
"similarity": 0.9705,
"is_repeat": true
},
{
"section": 7,
"most_like_section": 0,
"similarity": 0.9717,
"is_repeat": true
},
{
"section": 8,
"most_like_section": 2,
"similarity": 0.941,
"is_repeat": true
},
{
"section": 9,
"most_like_section": 0,
"similarity": 0.9922,
"is_repeat": true
},
{
"section": 10,
"most_like_section": 1,
"similarity": 0.9387,
"is_repeat": true
}
],
"novelty_peak_strength": [
0.5206,
0.728,
1.0,
0.8746,
0.516,
0.3704,
0.5593,
0.7537,
0.5394,
0.6213
],
"method": "checkerboard-kernel novelty over a chroma+MFCC self-similarity matrix"
},
"tempo_and_time_grammar": {
"tempo_function": {
"baseline_bpm": 99.38,
"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,
47.18,
47.55,
47.93,
48.3,
48.67,
49.04,
49.41,
49.78,
50.16,
50.53,
50.9,
51.27,
51.64,
52.01,
52.38,
52.76,
53.13,
53.5,
53.87,
54.24,
54.61,
54.98,
55.36,
55.73,
56.1,
56.47,
56.84,
57.21,
57.59,
57.96,
58.33,
58.7,
59.07,
59.44,
59.81,
60.19,
60.56,
60.93,
61.3,
61.67,
62.04,
62.42,
62.79,
63.16,
63.53,
63.9,
64.27,
64.64,
65.02,
65.39,
65.76,
66.13,
66.5,
66.87,
67.24,
67.62,
67.99,
68.36,
68.73,
69.1,
69.47,
69.85,
70.22,
70.59,
70.96,
71.33,
71.7,
72.07,
72.45,
72.82,
73.19,
73.56,
73.93,
74.3,
74.68,
75.05,
75.42,
75.79,
76.16,
76.53,
76.9,
77.28,
77.65,
78.02,
78.39,
78.76,
79.13,
79.51,
79.88,
80.25,
80.62,
80.99,
81.36,
81.73,
82.11,
82.48,
82.85,
83.22,
83.59,
83.96,
84.33,
84.71,
85.08,
85.45,
85.82,
86.19,
86.56,
86.94,
87.31,
87.68,
88.05,
88.42,
88.79
],
"curve_bpm": [
95.7,
95.7,
95.7,
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,
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,
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,
49.69,
49.69,
49.69,
49.69,
49.69,
49.69,
49.69,
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,
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,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
49.69,
49.69,
49.69,
49.69,
49.69,
49.69,
49.69,
49.69,
49.69,
49.69,
287.11,
287.11,
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,
49.69,
49.69,
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,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
49.69,
49.69,
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,
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,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
49.69,
49.69,
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,
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,
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,
99.38,
99.38
],
"adjustment_events": [
{
"position_s": 15.16,
"duration_s": 2.97,
"delta_bpm": 30.07,
"shape": "step"
},
{
"position_s": 18.32,
"duration_s": 3.18,
"delta_bpm": -30.07,
"shape": "step"
},
{
"position_s": 34.39,
"duration_s": 3.76,
"delta_bpm": -36.19,
"shape": "step"
},
{
"position_s": 38.24,
"duration_s": 2.11,
"delta_bpm": 36.68,
"shape": "step"
},
{
"position_s": 45.58,
"duration_s": 2.35,
"delta_bpm": 18.04,
"shape": "step"
},
{
"position_s": 54.2,
"duration_s": 2.74,
"delta_bpm": -19.0,
"shape": "step"
},
{
"position_s": 70.12,
"duration_s": 2.3,
"delta_bpm": -13.17,
"shape": "step"
}
],
"dispersion_bpm": 24.122,
"rubato_depth_bpm": 3.681
},
"global_bpm": 99.38,
"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": 99.38,
"tempo_bpm_median_local": 99.38,
"tempo_iqr_bpm": 0.0,
"tempo_stability": 1.0,
"beat_interval_cv": 0.0208
},
"dominant_onset_period_s": 1.2074,
"dominant_onset_period_bpm": 49.69,
"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": 0.587,
"onset_rate_per_s": 10.769
}
},
"tonality": {
"key": "C",
"mode": "major",
"windowed_key_agreement": 0.3636,
"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": 0.395,
"onset_bars": 0.16,
"pitch_contour": "UUDDUDUDUDUUDDD",
"interval_vocabulary_semitones": [
2,
4,
5,
6,
8,
12,
19,
24
],
"intervals": [
12.0,
24.0,
-24.0,
-5.0,
6.0,
-4.33,
5.33,
-12.0,
19.0,
-12.33,
4.33,
8.0,
-8.0,
-4.33,
-2.0
],
"range_semitones": 36.0,
"distinctive_deviation": {
"largest_interval_semitones": 24.0,
"at_note_index": 2,
"is_licensed_leap": true
}
},
"motif_economy": {
"self_similarity_peak": 0.7569,
"self_similarity_baseline": 0.5166,
"self_similarity_lift": 0.2403,
"recurrence_lag_s": 0.464,
"interval_3gram_repetition": 0.0648,
"interval_4gram_repetition": 0.0374
},
"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": 41.866,
"exit_s": 55.867,
"active_fraction": 0.2018,
"segments": [
[
41.866,
42.539
],
[
53.29,
53.847
],
[
55.31,
55.867
]
]
},
{
"lane": "low_bass",
"band_hz": [
45,
90
],
"entry_s": 2.183,
"exit_s": 85.24,
"active_fraction": 0.7218,
"segments": [
[
2.183,
2.833
],
[
9.845,
11.331
],
[
12.283,
13.491
],
[
16.509,
31.254
],
[
31.672,
45.372
],
[
45.697,
47.717
],
[
48.089,
49.482
],
[
51.27,
51.966
],
[
53.104,
66.873
],
[
67.036,
69.73
],
[
70.055,
72.237
],
[
72.493,
74.931
],
[
75.511,
78.251
],
[
79.761,
80.434
],
[
82.199,
83.011
],
[
84.614,
85.24
]
]
},
{
"lane": "bass",
"band_hz": [
90,
180
],
"entry_s": 0.348,
"exit_s": 86.355,
"active_fraction": 0.9565,
"segments": [
[
0.348,
30.79
],
[
31.672,
86.355
]
]
},
{
"lane": "low_mid",
"band_hz": [
180,
355
],
"entry_s": 0.348,
"exit_s": 85.96,
"active_fraction": 0.9408,
"segments": [
[
0.348,
11.703
],
[
11.865,
21.664
],
[
22.059,
22.965
],
[
23.174,
24.033
],
[
24.381,
31.347
],
[
31.742,
69.73
],
[
70.055,
72.144
],
[
72.493,
84.451
],
[
84.614,
85.96
]
]
},
{
"lane": "mid",
"band_hz": [
355,
710
],
"entry_s": 0.348,
"exit_s": 84.776,
"active_fraction": 0.8787,
"segments": [
[
0.348,
4.365
],
[
4.598,
6.757
],
[
7.639,
9.172
],
[
9.985,
12.725
],
[
13.073,
16.347
],
[
16.509,
19.574
],
[
19.737,
21.989
],
[
22.779,
23.522
],
[
23.986,
25.983
],
[
27.028,
27.562
],
[
29.443,
35.712
],
[
35.921,
37.361
],
[
37.523,
63.228
],
[
63.39,
69.195
],
[
69.451,
71.634
],
[
73.096,
84.776
]
]
},
{
"lane": "upper_mid",
"band_hz": [
710,
1400
],
"entry_s": 0.348,
"exit_s": 85.357,
"active_fraction": 0.7966,
"segments": [
[
0.348,
1.95
],
[
2.067,
4.365
],
[
5.155,
6.014
],
[
7.129,
7.848
],
[
9.543,
11.68
],
[
11.865,
12.864
],
[
13.073,
13.978
],
[
14.28,
15.441
],
[
15.906,
18.924
],
[
19.342,
22.5
],
[
22.779,
23.522
],
[
24.59,
26.146
],
[
27.423,
28.584
],
[
30.047,
31.092
],
[
32.485,
32.996
],
[
34.296,
34.83
],
[
35.109,
35.944
],
[
36.316,
37.291
],
[
37.523,
38.522
],
[
38.754,
64.203
],
[
64.389,
69.149
],
[
69.451,
71.471
],
[
73.096,
77.021
],
[
80.782,
81.804
],
[
82.802,
84.312
],
[
84.614,
85.357
]
]
},
{
"lane": "presence",
"band_hz": [
1400,
2800
],
"entry_s": 0.348,
"exit_s": 85.357,
"active_fraction": 0.7737,
"segments": [
[
0.348,
3.135
],
[
3.367,
4.342
],
[
4.598,
5.944
],
[
7.221,
7.825
],
[
9.66,
12.794
],
[
13.073,
14.002
],
[
14.28,
15.464
],
[
15.906,
18.112
],
[
18.251,
19.156
],
[
19.365,
21.966
],
[
23.94,
26.146
],
[
27.423,
28.491
],
[
29.443,
31.811
],
[
32.485,
33.065
],
[
34.296,
35.085
],
[
35.178,
36.061
],
[
36.339,
37.129
],
[
37.477,
38.359
],
[
38.754,
65.991
],
[
66.223,
68.569
],
[
70.055,
71.053
],
[
73.096,
73.956
],
[
74.304,
75.349
],
[
75.511,
76.394
],
[
78.344,
79.528
],
[
80.759,
81.943
],
[
82.779,
84.381
],
[
84.614,
85.357
]
]
},
{
"lane": "brilliance",
"band_hz": [
2800,
5600
],
"entry_s": 0.325,
"exit_s": 83.569,
"active_fraction": 0.7778,
"segments": [
[
0.325,
1.138
],
[
2.183,
4.412
],
[
4.598,
6.06
],
[
7.221,
7.825
],
[
8.034,
8.893
],
[
9.567,
11.633
],
[
11.865,
12.91
],
[
13.073,
13.862
],
[
14.28,
15.325
],
[
15.906,
21.177
],
[
23.893,
26.099
],
[
26.912,
28.328
],
[
31.254,
32.299
],
[
32.369,
32.903
],
[
33.692,
34.9
],
[
35.41,
36.107
],
[
36.223,
37.361
],
[
37.431,
38.568
],
[
38.661,
61.579
],
[
61.904,
63.205
],
[
63.274,
68.476
],
[
69.335,
69.846
],
[
70.055,
71.076
],
[
72.957,
73.932
],
[
74.281,
75.279
],
[
77.833,
78.716
],
[
80.782,
81.688
],
[
82.686,
83.569
]
]
},
{
"lane": "air",
"band_hz": [
5600,
11200
],
"entry_s": 0.325,
"exit_s": 83.592,
"active_fraction": 0.7403,
"segments": [
[
0.325,
1.161
],
[
2.183,
2.902
],
[
4.598,
5.991
],
[
9.961,
11.099
],
[
14.791,
15.697
],
[
15.906,
21.293
],
[
22.082,
23.499
],
[
23.87,
26.006
],
[
26.935,
27.864
],
[
31.254,
32.903
],
[
34.296,
35.132
],
[
38.847,
68.499
],
[
68.847,
72.632
],
[
72.887,
73.979
],
[
74.281,
75.209
],
[
75.511,
76.928
],
[
77.833,
78.785
],
[
80.782,
81.688
],
[
82.779,
83.592
]
]
}
],
"interlap_matrix": {
"sub|low_bass": 0.2773,
"sub|bass": 0.211,
"sub|low_mid": 0.2125,
"sub|mid": 0.2057,
"sub|upper_mid": 0.2098,
"sub|presence": 0.2254,
"sub|brilliance": 0.2338,
"sub|air": 0.2323,
"low_bass|bass": 0.7451,
"low_bass|low_mid": 0.7454,
"low_bass|mid": 0.6886,
"low_bass|upper_mid": 0.6825,
"low_bass|presence": 0.6638,
"low_bass|brilliance": 0.6945,
"low_bass|air": 0.71,
"bass|low_mid": 0.967,
"bass|mid": 0.8996,
"bass|upper_mid": 0.8175,
"bass|presence": 0.7908,
"bass|brilliance": 0.7985,
"bass|air": 0.7625,
"low_mid|mid": 0.888,
"low_mid|upper_mid": 0.8155,
"low_mid|presence": 0.7974,
"low_mid|brilliance": 0.8053,
"low_mid|air": 0.75,
"mid|upper_mid": 0.8279,
"mid|presence": 0.8152,
"mid|brilliance": 0.8059,
"mid|air": 0.7689,
"upper_mid|presence": 0.8842,
"upper_mid|brilliance": 0.8353,
"upper_mid|air": 0.7721,
"presence|brilliance": 0.8319,
"presence|air": 0.7642,
"brilliance|air": 0.8465
},
"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,
47.183,
47.369,
47.554,
47.74,
47.926,
48.112,
48.298,
48.483,
48.669,
48.855,
49.041,
49.226,
49.412,
49.598,
49.784,
49.969,
50.155,
50.341,
50.527,
50.712,
50.898,
51.084,
51.27,
51.455,
51.641,
51.827,
52.013,
52.198,
52.384,
52.57,
52.756,
52.941,
53.127,
53.313,
53.499,
53.685,
53.87,
54.056,
54.242,
54.428,
54.613,
54.799,
54.985,
55.171,
55.356,
55.542,
55.728,
55.914,
56.099,
56.285,
56.471,
56.657,
56.842,
57.028,
57.214,
57.4,
57.585,
57.771,
57.957,
58.143,
58.329,
58.514,
58.7,
58.886,
59.072,
59.257,
59.443,
59.629,
59.815,
60.0,
60.186,
60.372,
60.558,
60.743,
60.929,
61.115,
61.301,
61.486,
61.672,
61.858,
62.044,
62.229,
62.415,
62.601,
62.787,
62.973,
63.158,
63.344,
63.53,
63.716,
63.901,
64.087,
64.273,
64.459,
64.644,
64.83,
65.016,
65.202,
65.387,
65.573,
65.759,
65.945,
66.13,
66.316,
66.502,
66.688,
66.873,
67.059,
67.245,
67.431,
67.617,
67.802,
67.988,
68.174,
68.36,
68.545,
68.731,
68.917,
69.103,
69.288,
69.474,
69.66,
69.846,
70.031,
70.217,
70.403,
70.589,
70.774,
70.96,
71.146,
71.332,
71.517,
71.703,
71.889,
72.075,
72.26,
72.446,
72.632,
72.818,
73.004,
73.189,
73.375,
73.561,
73.747,
73.932,
74.118,
74.304,
74.49,
74.675,
74.861,
75.047,
75.233,
75.418,
75.604,
75.79,
75.976,
76.161,
76.347,
76.533,
76.719,
76.904,
77.09,
77.276,
77.462,
77.648,
77.833,
78.019,
78.205,
78.391,
78.576,
78.762,
78.948,
79.134,
79.319,
79.505,
79.691,
79.877,
80.062,
80.248,
80.434,
80.62,
80.805,
80.991,
81.177,
81.363,
81.548,
81.734,
81.92,
82.106,
82.292,
82.477,
82.663,
82.849,
83.035,
83.22,
83.406,
83.592,
83.778,
83.963,
84.149,
84.335,
84.521,
84.706,
84.892,
85.078,
85.264,
85.449,
85.635,
85.821,
86.007,
86.192,
86.378,
86.564,
86.75,
86.936,
87.121,
87.307,
87.493,
87.679,
87.864,
88.05,
88.236,
88.422,
88.607,
88.793,
88.979
],
"lanes": [
0,
0,
9,
8,
7,
7,
7,
5,
7,
7,
5,
4,
8,
8,
9,
9,
6,
5,
5,
7,
6,
6,
6,
6,
2,
7,
7,
9,
9,
9,
7,
7,
7,
3,
6,
5,
3,
2,
3,
6,
7,
7,
6,
3,
7,
6,
4,
6,
3,
3,
2,
3,
6,
6,
9,
9,
8,
8,
8,
8,
7,
8,
6,
4,
7,
7,
7,
8,
7,
5,
3,
8,
7,
6,
7,
5,
3,
7,
7,
7,
9,
9,
7,
6,
4,
3,
7,
7,
7,
8,
8,
8,
8,
8,
8,
8,
8,
8,
7,
9,
9,
8,
7,
7,
6,
8,
8,
9,
8,
8,
8,
8,
8,
8,
8,
6,
6,
7,
5,
6,
8,
6,
4,
8,
5,
7,
7,
3,
3,
6,
7,
6,
8,
9,
8,
8,
8,
8,
8,
8,
7,
3,
3,
6,
5,
6,
7,
6,
8,
7,
7,
8,
8,
5,
3,
6,
6,
5,
4,
9,
8,
5,
8,
7,
6,
8,
7,
6,
4,
5,
5,
8,
7,
6,
5,
8,
8,
8,
6,
4,
4,
4,
8,
8,
6,
9,
8,
9,
7,
7,
8,
9,
8,
6,
7,
6,
8,
9,
9,
7,
7,
6,
7,
7,
9,
9,
7,
7,
5,
7,
9,
9,
8,
8,
8,
8,
8,
8,
8,
8,
8,
9,
8,
8,
9,
9,
9,
9,
9,
9,
8,
8,
8,
8,
8,
8,
9,
9,
8,
8,
8,
8,
8,
8,
8,
7,
8,
8,
8,
8,
9,
8,
8,
8,
8,
8,
8,
7,
7,
8,
8,
8,
9,
9,
9,
8,
8,
7,
7,
7,
8,
7,
8,
8,
7,
7,
8,
8,
8,
8,
7,
7,
7,
7,
7,
7,
8,
9,
9,
9,
8,
8,
9,
8,
8,
8,
8,
8,
9,
9,
9,
8,
9,
9,
8,
9,
9,
8,
8,
8,
9,
8,
8,
8,
8,
8,
9,
8,
8,
8,
8,
8,
8,
8,
8,
8,
9,
9,
8,
9,
8,
9,
8,
7,
8,
8,
8,
8,
8,
8,
9,
8,
9,
8,
8,
8,
7,
9,
9,
9,
8,
9,
9,
8,
9,
8,
7,
9,
9,
8,
8,
9,
8,
8,
9,
9,
8,
9,
9,
6,
5,
7,
7,
5,
8,
8,
5,
4,
8,
8,
8,
8,
8,
6,
7,
6,
6,
7,
5,
2,
2,
6,
4,
5,
9,
8,
8,
8,
8,
5,
9,
9,
8,
8,
7,
6,
4,
9,
9,
8,
8,
8,
7,
8,
7,
4,
4,
7,
4,
7,
7,
6,
7,
7,
6,
7,
7,
6,
4,
3,
5,
4,
5,
5,
3,
7,
7,
7,
7,
7,
5,
4,
3,
5,
4,
5,
9,
7,
7,
7,
6,
5,
6,
7,
4,
2,
8,
5,
6,
6,
3,
2,
5,
2,
2,
1,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0
],
"max": 9,
"mean": 6.788
},
"register_spacing_octaves": [
1.085,
1.0,
0.99,
0.99,
0.99,
0.99,
1.0,
1.0
]
},
"event_grammar": {
"drops": [
{
"position": 0.0425,
"at_s": 3.785,
"db_delta": -6.11,
"lanes_removed": 0.36,
"bars_held_s": 0.488,
"re_enters_at_s": 4.272
},
{
"position": 0.0696,
"at_s": 6.2,
"db_delta": -4.04,
"lanes_removed": 1.81,
"bars_held_s": 0.441,
"re_enters_at_s": 6.641
},
{
"position": 0.0967,
"at_s": 8.615,
"db_delta": -5.15,
"lanes_removed": 1.53,
"bars_held_s": 0.511,
"re_enters_at_s": 9.125
},
{
"position": 0.1254,
"at_s": 11.169,
"db_delta": -3.03,
"lanes_removed": 1.5,
"bars_held_s": 0.302,
"re_enters_at_s": 11.471
},
{
"position": 0.1406,
"at_s": 12.516,
"db_delta": 0.41,
"lanes_removed": 1.52,
"bars_held_s": 75.929,
"re_enters_at_s": 88.445
},
{
"position": 0.1541,
"at_s": 13.723,
"db_delta": -5.22,
"lanes_removed": 2.26,
"bars_held_s": 0.116,
"re_enters_at_s": 13.839
},
{
"position": 0.169,
"at_s": 15.047,
"db_delta": -0.61,
"lanes_removed": 1.74,
"bars_held_s": 1.184,
"re_enters_at_s": 16.231
},
{
"position": 0.2618,
"at_s": 23.313,
"db_delta": 1.45,
"lanes_removed": 1.63,
"bars_held_s": 13.212,
"re_enters_at_s": 36.525
},
{
"position": 0.2884,
"at_s": 25.681,
"db_delta": 1.6,
"lanes_removed": 1.54,
"bars_held_s": 3.622,
"re_enters_at_s": 29.304
},
{
"position": 0.3161,
"at_s": 28.143,
"db_delta": 1.58,
"lanes_removed": 1.59,
"bars_held_s": 1.068,
"re_enters_at_s": 29.211
},
{
"position": 0.3466,
"at_s": 30.859,
"db_delta": -1.7,
"lanes_removed": 1.57,
"bars_held_s": 0.279,
"re_enters_at_s": 31.138
},
{
"position": 0.3687,
"at_s": 32.833,
"db_delta": 1.24,
"lanes_removed": 1.67,
"bars_held_s": 6.107,
"re_enters_at_s": 38.94
},
{
"position": 0.4003,
"at_s": 35.643,
"db_delta": -0.16,
"lanes_removed": 1.57,
"bars_held_s": 0.789,
"re_enters_at_s": 36.432
},
{
"position": 0.4144,
"at_s": 36.897,
"db_delta": 0.15,
"lanes_removed": 1.52,
"bars_held_s": 1.974,
"re_enters_at_s": 38.87
},
{
"position": 0.4295,
"at_s": 38.243,
"db_delta": -2.84,
"lanes_removed": 1.51,
"bars_held_s": 0.395,
"re_enters_at_s": 38.638
},
{
"position": 0.7659,
"at_s": 68.197,
"db_delta": 1.57,
"lanes_removed": 1.58,
"bars_held_s": 20.248,
"re_enters_at_s": 88.445
},
{
"position": 0.8058,
"at_s": 71.75,
"db_delta": -5.57,
"lanes_removed": 1.51,
"bars_held_s": 0.348,
"re_enters_at_s": 72.098
},
{
"position": 0.8408,
"at_s": 74.861,
"db_delta": 0.26,
"lanes_removed": 1.54,
"bars_held_s": 13.584,
"re_enters_at_s": 88.445
},
{
"position": 0.8611,
"at_s": 76.672,
"db_delta": -1.02,
"lanes_removed": 1.57,
"bars_held_s": 0.325,
"re_enters_at_s": 76.997
},
{
"position": 0.8893,
"at_s": 79.18,
"db_delta": -4.2,
"lanes_removed": 1.52,
"bars_held_s": 0.163,
"re_enters_at_s": 79.343
},
{
"position": 0.9187,
"at_s": 81.804,
"db_delta": -1.87,
"lanes_removed": 2.63,
"bars_held_s": 0.093,
"re_enters_at_s": 81.897
},
{
"position": 0.9357,
"at_s": 83.313,
"db_delta": -2.85,
"lanes_removed": 1.51,
"bars_held_s": 5.132,
"re_enters_at_s": 88.445
},
{
"position": 0.9644,
"at_s": 85.867,
"db_delta": -8.46,
"lanes_removed": 0.96,
"bars_held_s": 2.577,
"re_enters_at_s": 88.445
},
{
"position": 0.9798,
"at_s": 87.237,
"db_delta": -6.15,
"lanes_removed": 0.01,
"bars_held_s": 1.207,
"re_enters_at_s": 88.445
}
],
"raises": [
{
"position": 0.0068,
"start_s": 0.604,
"end_s": 0.789,
"db_delta": 52.69,
"lanes_added": 3.19,
"slope_db_per_s": 283.62
},
{
"position": 0.0229,
"start_s": 2.043,
"end_s": 3.529,
"db_delta": 3.67,
"lanes_added": 1.62,
"slope_db_per_s": 2.47
},
{
"position": 0.0561,
"start_s": 4.992,
"end_s": 5.317,
"db_delta": 3.46,
"lanes_added": 2.55,
"slope_db_per_s": 10.64
},
{
"position": 0.0832,
"start_s": 7.407,
"end_s": 7.941,
"db_delta": 4.05,
"lanes_added": 2.03,
"slope_db_per_s": 7.578
},
{
"position": 0.1103,
"start_s": 9.822,
"end_s": 10.124,
"db_delta": 3.91,
"lanes_added": 4.02,
"slope_db_per_s": 12.942
},
{
"position": 0.1825,
"start_s": 16.254,
"end_s": 17.02,
"db_delta": 3.41,
"lanes_added": 1.91,
"slope_db_per_s": 4.446
},
{
"position": 0.302,
"start_s": 26.889,
"end_s": 27.237,
"db_delta": 3.21,
"lanes_added": 1.55,
"slope_db_per_s": 9.208
},
{
"position": 0.3296,
"start_s": 29.35,
"end_s": 29.698,
"db_delta": 3.98,
"lanes_added": 1.64,
"slope_db_per_s": 11.438
},
{
"position": 0.5956,
"start_s": 53.034,
"end_s": 58.723,
"db_delta": 0.05,
"lanes_added": 1.54,
"slope_db_per_s": 0.008
},
{
"position": 0.7865,
"start_s": 70.031,
"end_s": 71.053,
"db_delta": 5.77,
"lanes_added": 1.51,
"slope_db_per_s": 5.646
},
{
"position": 0.8194,
"start_s": 72.957,
"end_s": 73.607,
"db_delta": 2.58,
"lanes_added": 3.45,
"slope_db_per_s": 3.961
},
{
"position": 0.9052,
"start_s": 80.596,
"end_s": 80.829,
"db_delta": -0.15,
"lanes_added": 1.53,
"slope_db_per_s": -0.65
},
{
"position": 0.9508,
"start_s": 84.66,
"end_s": 84.985,
"db_delta": 3.53,
"lanes_added": 1.51,
"slope_db_per_s": 10.865
}
],
"breaks": [
{
"position": 0.9865,
"at_s": 87.841,
"duration_s": 1.184
}
],
"tuttis": [
{
"position": 0.4678,
"at_s": 41.657,
"duration_s": 0.882,
"lanes": 9
}
],
"silence_budget": {
"fraction": 0.0169,
"seconds": 1.509,
"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": 24,
"raises": 13,
"breaks": 1,
"tuttis": 1
}
},
"opening_and_flow_law": {
"onset_type": "fade_in",
"first_sound_at_s": 0.325,
"time_to_hook_s": 0.395,
"time_to_hook_bars": 0.16,
"time_to_full_texture_s": 0.348,
"time_to_full_texture_bars": 0.14,
"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,
47.55,
48.3,
49.04,
49.78,
50.53,
51.27,
52.01,
52.76,
53.5,
54.24,
54.98,
55.73,
56.47,
57.21,
57.96,
58.7,
59.44,
60.19,
60.93,
61.67,
62.42,
63.16,
63.9,
64.64,
65.39,
66.13,
66.87,
67.62,
68.36,
69.1,
69.85,
70.59,
71.33,
72.07,
72.82,
73.56,
74.3,
75.05,
75.79,
76.53,
77.28,
78.02,
78.76,
79.51,
80.25,
80.99,
81.73,
82.48,
83.22,
83.96,
84.71,
85.45,
86.19,
86.94,
87.68,
88.42
],
"values": [
0.1537,
0.5217,
0.5589,
0.6297,
0.5704,
0.5308,
0.3658,
0.7208,
0.5459,
0.3727,
0.6409,
0.5826,
0.4817,
0.5322,
0.6485,
0.5558,
0.594,
0.5938,
0.5494,
0.3875,
0.6402,
0.5229,
0.6387,
0.6649,
0.6671,
0.7059,
0.5936,
0.6456,
0.6425,
0.5309,
0.6403,
0.5054,
0.407,
0.5922,
0.6655,
0.5347,
0.4564,
0.6064,
0.6236,
0.5136,
0.5738,
0.5823,
0.4041,
0.564,
0.647,
0.4377,
0.5193,
0.7032,
0.6116,
0.634,
0.7137,
0.6433,
0.5435,
0.6689,
0.6997,
0.6991,
0.7962,
0.741,
0.6913,
0.7058,
0.6963,
0.6935,
0.7085,
0.6709,
0.6941,
0.7175,
0.7425,
0.6667,
0.7358,
0.7205,
0.667,
0.6436,
0.7702,
0.7484,
0.7175,
0.7393,
0.6962,
0.7282,
0.7301,
0.6944,
0.6672,
0.7087,
0.6409,
0.6451,
0.6596,
0.6829,
0.6803,
0.7313,
0.7077,
0.6416,
0.7123,
0.7143,
0.6607,
0.5697,
0.5146,
0.6159,
0.6135,
0.53,
0.4185,
0.7524,
0.749,
0.6239,
0.6778,
0.6219,
0.4248,
0.6039,
0.5153,
0.434,
0.4868,
0.6558,
0.4849,
0.4392,
0.6145,
0.495,
0.5351,
0.2899,
0.1909,
0.0537,
0.0839,
0.0197
],
"peak_position_normalised": 0.4674
}
},
"complexity_law": {
"available": true,
"bar_length_s": 2.415,
"bars": 36,
"index_per_bar": [
0.7851,
0.8286,
0.771,
0.7295,
0.9158,
0.8273,
0.8695,
0.9547,
0.9506,
0.8048,
0.9018,
0.8429,
0.8484,
0.8232,
0.9413,
0.9303,
0.9745,
0.9809,
0.9563,
0.9498,
0.9465,
0.8707,
1.0,
0.9955,
0.964,
0.9917,
0.9871,
0.9846,
0.8774,
0.8413,
0.8932,
0.875,
0.7979,
0.7481,
0.7919,
0.5924
],
"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": 4,
"at_s": 9.66,
"delta": 0.186,
"at_section_boundary": true
},
{
"bar": 35,
"at_s": 84.52,
"delta": -0.2,
"at_section_boundary": true
}
],
"steps_at_section_boundaries": 2,
"steps_total": 2,
"boundary_step_share": 1.0,
"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": 1.247,
"melodic_salience": 1.0,
"voiced_fraction": 0.9424,
"note_count": 111,
"mean_lanes": 6.788,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 8.74,
"peak_position_normalised": 0.0329,
"peak_at_s": 2.926,
"arc_curve_db": [
-29.71,
-36.83,
-16.35,
-15.32,
-12.03,
-15.31,
-16.29,
-13.54,
-15.59,
-17.26,
-14.07,
-13.48,
-16.79,
-15.25,
-13.6,
-16.92,
-15.41,
-12.41,
-16.12,
-16.97,
-13.67,
-13.69,
-13.22,
-12.62,
-13.69,
-13.75,
-13.64,
-14.26,
-13.88,
-14.22,
-14.7,
-14.04,
-14.75,
-14.87,
-14.86,
-16.19,
-15.72,
-15.34,
-15.98,
-15.55,
-15.33,
-17.1,
-17.58,
-14.9,
-13.6,
-14.58,
-14.37,
-13.67,
-14.38,
-13.88,
-13.67,
-14.08,
-13.89,
-13.47,
-12.97,
-13.08,
-12.76,
-12.58,
-12.88,
-12.96,
-13.29,
-13.18,
-13.03,
-13.75,
-13.36,
-12.5,
-12.37,
-12.51,
-12.55,
-12.49,
-12.59,
-12.71,
-12.47,
-12.59,
-12.75,
-12.69,
-12.79,
-12.71,
-12.65,
-13.32,
-14.85,
-14.27,
-12.67,
-13.92,
-14.4,
-13.29,
-13.34,
-13.35,
-13.51,
-13.17,
-13.02,
-13.87,
-13.93,
-16.05,
-16.77,
-14.26,
-14.97,
-17.47,
-15.66,
-13.49,
-13.28,
-12.51,
-13.7,
-16.22,
-15.68,
-13.33,
-15.08,
-16.39,
-13.88,
-13.77,
-16.51,
-15.02,
-13.52,
-17.04,
-18.09,
-19.55,
-28.45,
-37.66,
-48.58,
-54.39
],
"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,
47.55,
48.3,
49.04,
49.78,
50.53,
51.27,
52.01,
52.76,
53.5,
54.24,
54.98,
55.73,
56.47,
57.21,
57.96,
58.7,
59.44,
60.19,
60.93,
61.67,
62.42,
63.16,
63.9,
64.64,
65.39,
66.13,
66.87,
67.62,
68.36,
69.1,
69.85,
70.59,
71.33,
72.07,
72.82,
73.56,
74.3,
75.05,
75.79,
76.53,
77.28,
78.02,
78.76,
79.51,
80.25,
80.99,
81.73,
82.48,
83.22,
83.96,
84.71,
85.45,
86.19,
86.94,
87.68,
88.42
]
},
"register": {
"melody_span_semitones": 40.0,
"melody_tessitura_midi": 42.67,
"bass_floor_band": {
"sub": 0.00211,
"low_bass": 0.34579,
"bass": 0.46136,
"low_mid": 0.04095,
"mid": 0.053,
"upper_mid": 0.02092,
"presence": 0.00842,
"brilliance": 0.00308,
"air": 0.00215,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 0.00211,
"low_bass": 0.34579,
"bass": 0.46136,
"low_mid": 0.04095,
"mid": 0.053,
"upper_mid": 0.02092,
"presence": 0.00842,
"brilliance": 0.00308,
"air": 0.00215,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 0.86345,
"interior_distance_median": 0.02994,
"seam_ratio": 28.839,
"seam_clean": false,
"tail_rms_over_mid": 0.0026,
"head_rms_over_mid": 0.0002,
"tail_rms_trend": -0.8518,
"head_rms_trend": 0.4551,
"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": 1488.9,
"spectral_centroid_curve_hz": [
1002.9,
1240.5,
883.0,
1296.0,
839.1,
860.4,
845.4,
2529.7,
935.7,
744.7,
2178.6,
706.8,
2733.4,
1056.1,
1357.5,
1116.1,
1499.5,
818.6,
938.5,
788.8,
578.8,
1607.2,
1505.8,
1130.4,
1342.7,
1958.3,
1579.4,
1359.6,
1195.4,
724.5,
1798.3,
1001.6,
780.8,
803.1,
2450.9,
987.1,
670.2,
1518.0,
2244.7,
921.3,
853.7,
3044.2,
899.6,
1335.9,
1220.4,
513.1,
561.2,
3469.4,
784.5,
907.5,
3637.5,
642.2,
1398.2,
1696.4,
1736.7,
1849.9,
3141.6,
1908.9,
1640.7,
1072.3,
1920.6,
2082.6,
2354.9,
1707.5,
1969.0,
2139.8,
1648.0,
1654.2,
2230.1,
2029.6,
1824.0,
1346.4,
2239.1,
1857.9,
2176.4,
1728.6,
1709.9,
2270.8,
2367.0,
1237.5,
1878.0,
2851.1,
994.7,
1395.2,
1723.2,
1120.8,
1528.7,
1987.6,
1304.6,
1685.4,
2364.3,
1634.5,
995.7,
1700.7,
2103.5,
1204.1,
2337.8,
2663.9,
521.8,
3197.9,
2272.2,
1072.2,
1284.7,
2589.9,
650.4,
1414.2,
935.4,
925.6,
469.9,
2580.5,
1050.2,
562.1,
1280.2,
851.3,
1091.1,
765.5,
816.0,
657.2,
1718.0,
394.8
],
"spectral_rolloff85_hz_mean": 3422.0,
"spectral_flatness_mean": 0.0048,
"signature_colour": "warm"
}
}
}