music/proof/cards/formula_cards/NOCORPUS__MPX_CH02_EXPLORE_r2.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": "NOCORPUS__MPX_CH02_EXPLORE_r2",
"title": null,
"game": null,
"composer": null,
"purpose_class": null,
"source_path": "C:\\dev\\humanity-forgotten\\build\\audio\\proof\\audio\\MPX_CH02_EXPLORE_r2.wav",
"sha256": "dc08c47022e43525e67959c90df9361e308a96483be0bac95deb5475299a8a55",
"bytes": 33792088,
"source_format": "wav",
"source_codec": "pcm_f32le",
"source_sample_rate_hz": 48000,
"source_channels": 2,
"lossless_source": true,
"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": "2026-08-06T13:17:46+00:00",
"format_induced_limit": null,
"control": {
"controls_passed": 24,
"controls_total": 24,
"ran_at": "2026-08-06T13:17:46+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": 88.0,
"section_boundaries_s": [
0.0,
12.91,
20.805,
36.873,
47.647,
58.607,
66.595,
75.326,
82.477,
88.0
],
"section_count": 9,
"repeat_map": [
{
"section": 0,
"most_like_section": null,
"similarity": 0.0,
"is_repeat": false
},
{
"section": 1,
"most_like_section": 0,
"similarity": 0.8639,
"is_repeat": false
},
{
"section": 2,
"most_like_section": 1,
"similarity": 0.9916,
"is_repeat": true
},
{
"section": 3,
"most_like_section": 2,
"similarity": 0.9975,
"is_repeat": true
},
{
"section": 4,
"most_like_section": 1,
"similarity": 0.994,
"is_repeat": true
},
{
"section": 5,
"most_like_section": 4,
"similarity": 0.978,
"is_repeat": true
},
{
"section": 6,
"most_like_section": 1,
"similarity": 0.9918,
"is_repeat": true
},
{
"section": 7,
"most_like_section": 6,
"similarity": 0.9917,
"is_repeat": true
},
{
"section": 8,
"most_like_section": 0,
"similarity": 0.9697,
"is_repeat": true
}
],
"novelty_peak_strength": [
0.3792,
0.393,
0.4005,
0.4201,
0.587,
0.2987,
0.5984,
1.0
],
"method": "checkerboard-kernel novelty over a chroma+MFCC self-similarity matrix"
},
"tempo_and_time_grammar": {
"tempo_function": {
"baseline_bpm": 86.13,
"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
],
"curve_bpm": [
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
172.27,
172.27,
172.27,
172.27,
172.27,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
184.57,
184.57,
184.57,
184.57,
184.57,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
86.13,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
57.42,
57.42,
57.42,
57.42,
57.42,
57.42,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
161.5,
161.5,
152.0,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91
],
"adjustment_events": [
{
"position_s": 0.05,
"duration_s": 15.39,
"delta_bpm": 78.4,
"shape": "step"
},
{
"position_s": 16.18,
"duration_s": 3.32,
"delta_bpm": 38.8,
"shape": "step"
},
{
"position_s": 20.81,
"duration_s": 7.89,
"delta_bpm": 69.14,
"shape": "step"
},
{
"position_s": 49.23,
"duration_s": 3.99,
"delta_bpm": 46.73,
"shape": "step"
},
{
"position_s": 59.49,
"duration_s": 7.31,
"delta_bpm": 64.56,
"shape": "step"
},
{
"position_s": 74.77,
"duration_s": 4.32,
"delta_bpm": 54.4,
"shape": "step"
},
{
"position_s": 80.39,
"duration_s": 7.59,
"delta_bpm": 92.68,
"shape": "step"
}
],
"dispersion_bpm": 47.375,
"rubato_depth_bpm": 86.133
},
"global_bpm": 86.13,
"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": 86.13,
"tempo_bpm_median_local": 86.13,
"tempo_iqr_bpm": 86.13,
"tempo_stability": 0.0,
"beat_interval_cv": 0.0411
},
"dominant_onset_period_s": 0.6966,
"dominant_onset_period_bpm": 86.13,
"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": 0.888,
"onset_rate_per_s": 10.772
}
},
"tonality": {
"key": "E",
"mode": "minor",
"windowed_key_agreement": 0.9545,
"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": 0.116,
"onset_bars": 0.04,
"pitch_contour": "D----UDUDUD--UD",
"interval_vocabulary_semitones": [
0,
7
],
"intervals": [
-7.0,
0.0,
0.0,
0.0,
0.0,
7.0,
-7.0,
7.0,
-7.0,
7.0,
-7.0,
0.0,
0.0,
7.0,
-7.0
],
"range_semitones": 7.0,
"distinctive_deviation": {
"largest_interval_semitones": -7.0,
"at_note_index": 1,
"is_licensed_leap": false
}
},
"motif_economy": {
"self_similarity_peak": 0.8906,
"self_similarity_baseline": 0.7826,
"self_similarity_lift": 0.1079,
"recurrence_lag_s": 0.697,
"interval_3gram_repetition": 0.457,
"interval_4gram_repetition": 0.2773
},
"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": 18.855,
"exit_s": 82.826,
"active_fraction": 0.0583,
"segments": [
[
18.855,
19.574
],
[
24.427,
25.17
],
[
82.268,
82.826
]
]
},
{
"lane": "low_bass",
"band_hz": [
45,
90
],
"entry_s": 15.348,
"exit_s": 85.449,
"active_fraction": 0.5472,
"segments": [
[
15.348,
16.509
],
[
16.742,
17.624
],
[
17.833,
18.576
],
[
20.921,
23.336
],
[
24.404,
25.31
],
[
26.517,
27.655
],
[
38.011,
39.172
],
[
48.39,
48.924
],
[
50.225,
50.991
],
[
58.607,
62.206
],
[
62.438,
66.339
],
[
69.404,
71.935
],
[
78.135,
79.296
],
[
82.245,
85.449
]
]
},
{
"lane": "bass",
"band_hz": [
90,
180
],
"entry_s": 13.955,
"exit_s": 85.449,
"active_fraction": 0.6026,
"segments": [
[
13.955,
15.139
],
[
18.831,
20.712
],
[
24.404,
25.565
],
[
58.607,
60.442
],
[
62.438,
63.228
],
[
64.18,
64.969
],
[
69.056,
70.565
],
[
74.304,
74.815
],
[
75.349,
77.88
],
[
78.135,
79.296
],
[
80.573,
81.734
],
[
82.245,
85.449
]
]
},
{
"lane": "low_mid",
"band_hz": [
180,
355
],
"entry_s": 0.023,
"exit_s": 84.033,
"active_fraction": 0.6322,
"segments": [
[
0.023,
0.673
],
[
1.091,
2.601
],
[
4.203,
4.737
],
[
4.899,
6.107
],
[
6.641,
7.175
],
[
9.404,
10.24
],
[
10.844,
11.912
],
[
12.562,
14.652
],
[
14.954,
16.533
],
[
17.438,
18.646
],
[
19.876,
20.666
],
[
21.641,
22.756
],
[
23.034,
23.847
],
[
49.876,
54.915
],
[
55.101,
56.494
],
[
57.887,
62.276
],
[
62.438,
67.152
],
[
68.197,
72.702
],
[
72.911,
73.421
],
[
73.607,
79.598
],
[
79.83,
84.033
]
]
},
{
"lane": "mid",
"band_hz": [
355,
710
],
"entry_s": 0.023,
"exit_s": 83.894,
"active_fraction": 0.6702,
"segments": [
[
0.023,
14.141
],
[
15.0,
15.65
],
[
17.322,
18.506
],
[
20.155,
20.991
],
[
27.191,
29.373
],
[
30.697,
31.765
],
[
49.9,
62.508
],
[
62.787,
63.321
],
[
63.507,
70.496
],
[
70.821,
83.894
]
]
},
{
"lane": "upper_mid",
"band_hz": [
710,
1400
],
"entry_s": 0.395,
"exit_s": 84.056,
"active_fraction": 0.666,
"segments": [
[
0.395,
7.221
],
[
7.663,
12.028
],
[
12.283,
14.095
],
[
17.229,
18.39
],
[
19.923,
20.944
],
[
22.709,
23.8
],
[
25.797,
26.471
],
[
27.167,
27.701
],
[
28.166,
29.675
],
[
49.876,
53.731
],
[
53.87,
61.928
],
[
62.09,
64.9
],
[
65.225,
68.151
],
[
68.383,
84.056
]
]
},
{
"lane": "presence",
"band_hz": [
1400,
2800
],
"entry_s": 0.023,
"exit_s": 83.499,
"active_fraction": 0.4902,
"segments": [
[
0.023,
0.557
],
[
3.506,
4.04
],
[
4.899,
5.573
],
[
9.056,
9.776
],
[
17.09,
18.274
],
[
23.011,
23.661
],
[
49.621,
57.284
],
[
57.562,
61.463
],
[
63.135,
64.668
],
[
64.877,
67.5
],
[
67.663,
68.174
],
[
68.36,
78.971
],
[
79.18,
80.039
],
[
80.202,
83.499
]
]
},
{
"lane": "brilliance",
"band_hz": [
2800,
5600
],
"entry_s": 17.09,
"exit_s": 82.849,
"active_fraction": 0.3565,
"segments": [
[
17.09,
18.088
],
[
20.178,
20.689
],
[
22.663,
23.499
],
[
49.876,
56.982
],
[
57.887,
59.025
],
[
59.629,
61.347
],
[
62.09,
62.903
],
[
63.46,
64.342
],
[
65.225,
67.315
],
[
68.708,
70.078
],
[
70.821,
72.864
],
[
73.236,
78.251
],
[
79.157,
79.714
],
[
80.202,
81.386
],
[
81.595,
82.849
]
]
},
{
"lane": "air",
"band_hz": [
5600,
11200
],
"entry_s": 17.67,
"exit_s": 82.826,
"active_fraction": 0.2945,
"segments": [
[
17.67,
18.181
],
[
49.853,
56.68
],
[
57.864,
58.677
],
[
60.0,
61.208
],
[
65.225,
66.409
],
[
68.336,
69.497
],
[
71.494,
72.655
],
[
73.932,
75.418
],
[
76.37,
77.903
],
[
79.157,
79.691
],
[
80.179,
81.34
],
[
81.572,
82.826
]
]
}
],
"interlap_matrix": {
"sub|low_bass": 0.1002,
"sub|bass": 0.092,
"sub|low_mid": 0.0743,
"sub|mid": 0.0546,
"sub|upper_mid": 0.057,
"sub|presence": 0.0794,
"sub|brilliance": 0.0834,
"sub|air": 0.0888,
"low_bass|bass": 0.7104,
"low_bass|low_mid": 0.485,
"low_bass|mid": 0.4329,
"low_bass|upper_mid": 0.4355,
"low_bass|presence": 0.4103,
"low_bass|brilliance": 0.3564,
"low_bass|air": 0.2978,
"bass|low_mid": 0.5553,
"bass|mid": 0.4977,
"bass|upper_mid": 0.4913,
"bass|presence": 0.4432,
"bass|brilliance": 0.3743,
"bass|air": 0.3235,
"low_mid|mid": 0.6933,
"low_mid|upper_mid": 0.6925,
"low_mid|presence": 0.5962,
"low_mid|brilliance": 0.4899,
"low_mid|air": 0.4178,
"mid|upper_mid": 0.8435,
"mid|presence": 0.6447,
"mid|brilliance": 0.4817,
"mid|air": 0.3965,
"upper_mid|presence": 0.6662,
"upper_mid|brilliance": 0.5037,
"upper_mid|air": 0.4,
"presence|brilliance": 0.6792,
"presence|air": 0.5425,
"brilliance|air": 0.7496
},
"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
],
"lanes": [
0,
4,
3,
4,
2,
2,
5,
3,
3,
3,
4,
3,
4,
3,
5,
2,
2,
2,
2,
4,
3,
5,
2,
4,
4,
4,
2,
5,
4,
4,
4,
3,
3,
2,
3,
2,
4,
3,
3,
1,
2,
1,
5,
3,
3,
3,
3,
3,
2,
4,
3,
5,
4,
3,
3,
3,
2,
5,
3,
3,
3,
3,
3,
3,
4,
1,
3,
2,
3,
3,
3,
3,
6,
5,
3,
4,
4,
2,
2,
6,
5,
5,
2,
7,
4,
3,
2,
8,
4,
2,
0,
2,
6,
4,
7,
6,
8,
7,
6,
5,
4,
1,
5,
4,
4,
2,
2,
3,
3,
8,
7,
8,
2,
6,
3,
3,
1,
7,
4,
2,
2,
3,
5,
4,
8,
8,
7,
3,
4,
2,
4,
1,
5,
4,
4,
4,
4,
2,
1,
7,
6,
6,
2,
3,
1,
2,
1,
8,
5,
3,
1,
5,
4,
3,
6,
5,
6,
3,
6,
3,
2,
0,
2,
2,
0,
0,
5,
5,
1,
5,
4,
4,
0,
2,
1,
1,
0,
5,
4,
2,
0,
4,
2,
0,
2,
1,
2,
0,
3,
2,
2,
0,
3,
1,
3,
0,
3,
1,
0,
3,
4,
3,
0,
4,
0,
3,
2,
2,
1,
5,
5,
0,
0,
1,
2,
0,
2,
2,
2,
0,
2,
2,
2,
0,
5,
5,
1,
0,
2,
3,
0,
2,
2,
3,
0,
5,
4,
1,
0,
6,
3,
1,
0,
4,
2,
0,
2,
2,
1,
0,
4,
4,
1,
0,
4,
3,
2,
0,
3,
1,
0,
3,
2,
2,
0,
3,
2,
1,
1,
7,
6,
8,
8,
7,
7,
7,
8,
6,
9,
8,
8,
6,
8,
7,
6,
6,
9,
8,
6,
6,
7,
7,
6,
8,
8,
8,
5,
8,
7,
7,
6,
8,
8,
6,
6,
7,
6,
3,
5,
4,
7,
3,
8,
7,
7,
6,
7,
7,
6,
6,
6,
8,
8,
8,
8,
8,
8,
9,
8,
8,
6,
5,
5,
4,
3,
6,
5,
5,
7,
5,
7,
4,
8,
7,
8,
6,
7,
6,
6,
5,
5,
4,
8,
8,
7,
8,
8,
8,
5,
8,
7,
8,
4,
5,
4,
8,
4,
4,
7,
6,
8,
6,
8,
7,
8,
7,
8,
7,
6,
6,
6,
4,
8,
8,
6,
8,
8,
8,
6,
9,
8,
8,
4,
6,
6,
7,
4,
7,
8,
6,
8,
8,
8,
6,
7,
6,
9,
7,
8,
6,
7,
7,
7,
7,
8,
8,
7,
8,
8,
8,
5,
7,
6,
6,
6,
6,
5,
6,
6,
7,
7,
5,
8,
6,
8,
7,
9,
7,
8,
6,
8,
6,
6,
9,
9,
9,
7,
6,
6,
6,
6,
6,
4,
3,
2,
2,
2,
2,
2,
2,
2,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0
],
"max": 9,
"mean": 4.318
},
"register_spacing_octaves": [
1.0,
0.99,
0.99,
0.99,
0.99,
1.0,
1.0
]
},
"event_grammar": {
"drops": [
{
"position": 0.185,
"at_s": 16.277,
"db_delta": -2.58,
"lanes_removed": 1.67,
"bars_held_s": 1.022,
"re_enters_at_s": 17.299
},
{
"position": 0.2385,
"at_s": 20.991,
"db_delta": 1.5,
"lanes_removed": 2.37,
"bars_held_s": 29.095,
"re_enters_at_s": 50.085
},
{
"position": 0.2691,
"at_s": 23.684,
"db_delta": -1.39,
"lanes_removed": 3.36,
"bars_held_s": 3.274,
"re_enters_at_s": 26.958
},
{
"position": 0.2858,
"at_s": 25.147,
"db_delta": 0.15,
"lanes_removed": 1.54,
"bars_held_s": 1.811,
"re_enters_at_s": 26.958
},
{
"position": 0.2995,
"at_s": 26.355,
"db_delta": -2.09,
"lanes_removed": 3.33,
"bars_held_s": 0.372,
"re_enters_at_s": 26.726
},
{
"position": 0.3135,
"at_s": 27.585,
"db_delta": -0.73,
"lanes_removed": 1.58,
"bars_held_s": 22.291,
"re_enters_at_s": 49.876
},
{
"position": 0.3319,
"at_s": 29.211,
"db_delta": -2.37,
"lanes_removed": 1.52,
"bars_held_s": 1.324,
"re_enters_at_s": 30.534
},
{
"position": 0.3596,
"at_s": 31.649,
"db_delta": -2.48,
"lanes_removed": 1.57,
"bars_held_s": 0.859,
"re_enters_at_s": 32.508
},
{
"position": 0.424,
"at_s": 37.314,
"db_delta": -6.59,
"lanes_removed": 1.01,
"bars_held_s": 0.255,
"re_enters_at_s": 37.57
},
{
"position": 0.6415,
"at_s": 56.448,
"db_delta": -3.69,
"lanes_removed": 1.52,
"bars_held_s": 0.488,
"re_enters_at_s": 56.935
},
{
"position": 0.6926,
"at_s": 60.952,
"db_delta": -0.59,
"lanes_removed": 1.54,
"bars_held_s": 0.302,
"re_enters_at_s": 61.254
},
{
"position": 0.7615,
"at_s": 67.013,
"db_delta": -6.15,
"lanes_removed": 1.47,
"bars_held_s": 0.72,
"re_enters_at_s": 67.733
},
{
"position": 0.8238,
"at_s": 72.493,
"db_delta": -5.95,
"lanes_removed": 1.6,
"bars_held_s": 0.302,
"re_enters_at_s": 72.795
},
{
"position": 0.8847,
"at_s": 77.857,
"db_delta": -1.28,
"lanes_removed": 1.53,
"bars_held_s": 0.534,
"re_enters_at_s": 78.391
},
{
"position": 0.9006,
"at_s": 79.25,
"db_delta": -6.11,
"lanes_removed": -0.29,
"bars_held_s": 0.186,
"re_enters_at_s": 79.435
},
{
"position": 0.9504,
"at_s": 83.638,
"db_delta": -3.82,
"lanes_removed": 1.52,
"bars_held_s": 3.762,
"re_enters_at_s": 87.4
},
{
"position": 0.9697,
"at_s": 85.333,
"db_delta": -6.06,
"lanes_removed": 1.54,
"bars_held_s": 2.067,
"re_enters_at_s": 87.4
},
{
"position": 0.9834,
"at_s": 86.541,
"db_delta": -11.93,
"lanes_removed": -0.0,
"bars_held_s": 0.859,
"re_enters_at_s": 87.4
}
],
"raises": [
{
"position": 0.1475,
"start_s": 12.98,
"end_s": 13.421,
"db_delta": 1.59,
"lanes_added": 1.54,
"slope_db_per_s": 3.609
},
{
"position": 0.1649,
"start_s": 14.512,
"end_s": 16.231,
"db_delta": 0.02,
"lanes_added": 1.61,
"slope_db_per_s": 0.01
},
{
"position": 0.1987,
"start_s": 17.485,
"end_s": 18.158,
"db_delta": 1.77,
"lanes_added": 2.41,
"slope_db_per_s": 2.636
},
{
"position": 0.2248,
"start_s": 19.783,
"end_s": 20.271,
"db_delta": 3.36,
"lanes_added": 1.55,
"slope_db_per_s": 6.882
},
{
"position": 0.2554,
"start_s": 22.477,
"end_s": 23.847,
"db_delta": -1.89,
"lanes_added": 1.57,
"slope_db_per_s": -1.381
},
{
"position": 0.3459,
"start_s": 30.441,
"end_s": 31.417,
"db_delta": 3.93,
"lanes_added": 1.57,
"slope_db_per_s": 4.027
},
{
"position": 0.3734,
"start_s": 32.856,
"end_s": 32.949,
"db_delta": 4.64,
"lanes_added": 1.51,
"slope_db_per_s": 50.003
},
{
"position": 0.438,
"start_s": 38.545,
"end_s": 38.801,
"db_delta": 1.57,
"lanes_added": 1.52,
"slope_db_per_s": 6.162
},
{
"position": 0.4689,
"start_s": 41.262,
"end_s": 41.842,
"db_delta": 2.43,
"lanes_added": 1.57,
"slope_db_per_s": 4.192
},
{
"position": 0.5623,
"start_s": 49.482,
"end_s": 84.637,
"db_delta": -0.42,
"lanes_added": 1.54,
"slope_db_per_s": -0.012
},
{
"position": 0.6552,
"start_s": 57.655,
"end_s": 61.765,
"db_delta": 1.64,
"lanes_added": 1.86,
"slope_db_per_s": 0.4
},
{
"position": 0.7401,
"start_s": 65.132,
"end_s": 65.573,
"db_delta": 4.34,
"lanes_added": 1.59,
"slope_db_per_s": 9.836
},
{
"position": 0.7837,
"start_s": 68.963,
"end_s": 69.404,
"db_delta": 6.05,
"lanes_added": 0.72,
"slope_db_per_s": 13.722
},
{
"position": 0.9328,
"start_s": 82.083,
"end_s": 82.64,
"db_delta": 3.26,
"lanes_added": 1.54,
"slope_db_per_s": 5.858
}
],
"breaks": [
{
"position": 0.9824,
"at_s": 86.448,
"duration_s": 1.533
}
],
"tuttis": [],
"silence_budget": {
"fraction": 0.0177,
"seconds": 1.556,
"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": 18,
"raises": 14,
"breaks": 1,
"tuttis": 0
}
},
"opening_and_flow_law": {
"onset_type": "ostinato_first",
"first_sound_at_s": 0.0,
"time_to_hook_s": 0.116,
"time_to_hook_bars": 0.04,
"time_to_full_texture_s": 50.921,
"time_to_full_texture_bars": 18.27,
"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
],
"values": [
0.0935,
0.1721,
0.1971,
0.2389,
0.1586,
0.2082,
0.2485,
0.2851,
0.2235,
0.2454,
0.1625,
0.1964,
0.1589,
0.2364,
0.1657,
0.2099,
0.2456,
0.2216,
0.3512,
0.2945,
0.3691,
0.3092,
0.3133,
0.3982,
0.4609,
0.2929,
0.2944,
0.2647,
0.2535,
0.2011,
0.2285,
0.4794,
0.2806,
0.3178,
0.2834,
0.3852,
0.1681,
0.3405,
0.312,
0.3703,
0.2011,
0.1452,
0.1785,
0.1416,
0.1638,
0.1481,
0.1809,
0.2134,
0.2136,
0.2371,
0.2722,
0.1918,
0.1787,
0.1639,
0.1608,
0.1785,
0.3033,
0.2097,
0.1911,
0.2769,
0.2459,
0.2698,
0.2047,
0.1756,
0.2087,
0.1544,
0.1396,
0.1968,
0.5113,
0.5366,
0.5012,
0.418,
0.4309,
0.4543,
0.4551,
0.452,
0.4397,
0.3294,
0.5124,
0.489,
0.4355,
0.5507,
0.4982,
0.3419,
0.409,
0.4602,
0.4984,
0.3923,
0.5352,
0.5315,
0.4386,
0.3069,
0.466,
0.5204,
0.5185,
0.4519,
0.4488,
0.4264,
0.3545,
0.3743,
0.4943,
0.5028,
0.5681,
0.5357,
0.5036,
0.3857,
0.3994,
0.4821,
0.5468,
0.612,
0.6436,
0.622,
0.4465,
0.2819,
0.153,
0.1241,
0.0436,
0.0683,
0.0688
],
"peak_position_normalised": 0.9351
}
},
"complexity_law": {
"available": true,
"bar_length_s": 2.7865,
"bars": 31,
"index_per_bar": [
0.5115,
0.5643,
0.4672,
0.5135,
0.5845,
0.7113,
0.7715,
0.725,
0.7244,
0.6795,
0.5418,
0.5018,
0.4046,
0.5488,
0.4028,
0.4678,
0.41,
0.5516,
0.9989,
0.9782,
0.8514,
0.9934,
0.8486,
0.9169,
0.9154,
0.9746,
0.9059,
1.0,
0.9184,
0.9709,
0.3811
],
"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": 18,
"at_s": 50.16,
"delta": 0.447,
"at_section_boundary": true
},
{
"bar": 30,
"at_s": 83.59,
"delta": -0.59,
"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": 2.545,
"melodic_salience": 0.9154,
"voiced_fraction": 0.6521,
"note_count": 224,
"mean_lanes": 4.318,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 21.55,
"peak_position_normalised": 0.8649,
"peak_at_s": 76.092,
"arc_curve_db": [
-11.47,
-23.12,
-22.8,
-22.76,
-24.58,
-23.5,
-22.33,
-21.85,
-22.17,
-22.74,
-22.73,
-23.83,
-24.22,
-24.84,
-24.83,
-22.18,
-21.11,
-20.85,
-19.5,
-19.32,
-17.93,
-17.05,
-18.46,
-19.38,
-18.71,
-19.62,
-20.18,
-19.0,
-18.2,
-18.39,
-18.68,
-18.54,
-19.01,
-19.84,
-19.9,
-21.19,
-20.83,
-19.26,
-19.14,
-19.8,
-22.83,
-23.6,
-22.55,
-25.02,
-24.67,
-22.71,
-23.65,
-22.77,
-22.26,
-22.63,
-23.5,
-24.18,
-22.86,
-23.4,
-25.19,
-23.83,
-21.98,
-22.69,
-23.75,
-22.44,
-21.87,
-23.03,
-23.3,
-23.15,
-23.56,
-23.37,
-23.65,
-21.23,
-17.67,
-15.85,
-16.26,
-17.28,
-18.19,
-17.93,
-16.05,
-16.22,
-18.46,
-18.68,
-15.03,
-13.39,
-14.0,
-15.34,
-16.7,
-17.76,
-16.88,
-16.0,
-16.94,
-17.56,
-16.17,
-15.01,
-17.6,
-19.09,
-18.31,
-14.59,
-14.49,
-16.23,
-15.05,
-16.1,
-18.42,
-18.54,
-16.01,
-13.58,
-12.05,
-12.42,
-14.07,
-15.42,
-16.3,
-16.49,
-14.1,
-12.59,
-12.64,
-11.56,
-13.25,
-18.0,
-23.14,
-30.2,
-42.31,
-54.08,
-40.69
],
"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
]
},
"register": {
"melody_span_semitones": 24.33,
"melody_tessitura_midi": 43.0,
"bass_floor_band": {
"sub": 0.00088,
"low_bass": 0.10558,
"bass": 0.59986,
"low_mid": 0.21318,
"mid": 0.06682,
"upper_mid": 0.00724,
"presence": 0.00316,
"brilliance": 0.00197,
"air": 0.00091,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 0.00088,
"low_bass": 0.10558,
"bass": 0.59986,
"low_mid": 0.21318,
"mid": 0.06682,
"upper_mid": 0.00724,
"presence": 0.00316,
"brilliance": 0.00197,
"air": 0.00091,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 0.92952,
"interior_distance_median": 0.03433,
"seam_ratio": 27.079,
"seam_clean": false,
"tail_rms_over_mid": 0.0117,
"head_rms_over_mid": 0.7849,
"tail_rms_trend": -0.572,
"head_rms_trend": -0.1405,
"baked_fade_out": true,
"baked_fade_in": false
},
"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": 1114.9,
"spectral_centroid_curve_hz": [
1799.9,
986.7,
536.1,
534.2,
724.7,
676.9,
641.2,
1433.3,
1073.4,
649.1,
540.0,
609.7,
635.1,
709.4,
672.5,
697.6,
331.5,
546.6,
453.8,
758.4,
1476.9,
520.1,
722.0,
1335.3,
1153.3,
767.7,
717.2,
754.9,
1085.8,
605.1,
597.6,
1395.5,
337.7,
316.5,
400.9,
1410.9,
464.6,
890.8,
962.0,
956.3,
1041.1,
1461.3,
1138.6,
1448.1,
2010.7,
1500.2,
507.7,
421.7,
324.9,
347.9,
301.8,
2116.3,
1135.1,
2194.4,
341.6,
389.4,
360.5,
893.3,
597.7,
392.6,
523.4,
2698.8,
2355.9,
1379.9,
1136.0,
1720.8,
1245.5,
1257.2,
1962.1,
2087.9,
1581.4,
1574.4,
2175.1,
2198.7,
2823.8,
2032.9,
2096.4,
528.7,
1448.7,
712.6,
363.2,
1899.0,
1227.4,
381.8,
2361.3,
1682.8,
1617.8,
520.7,
2060.2,
1274.6,
521.2,
530.2,
1740.4,
1293.0,
1349.7,
1528.3,
1112.5,
1000.3,
1620.4,
2594.1,
1179.4,
1363.1,
1258.8,
1342.4,
1420.0,
923.5,
533.3,
2497.3,
1368.5,
1320.3,
2719.0,
1345.2,
445.4,
279.4,
289.2,
409.8,
920.6,
1902.3,
1982.8
],
"spectral_rolloff85_hz_mean": 2355.2,
"spectral_flatness_mean": 0.00173,
"signature_colour": "dark"
}
}
}