music/exemplars/formula_cards/UNMATCHED__36_Hell_s_Gate.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__36_Hell_s_Gate",
"title": null,
"game": null,
"composer": null,
"purpose_class": null,
"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Christophe Héral & Billy Martin\\Rayman Legends (Original Game Soundtrack\\36 Hell's Gate.m4a",
"sha256": "560e53bf1b0c5cce1f2c45bbe3a2002a44d8319920443d99eb190217c1899f3a",
"bytes": 2587418,
"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": "2026-08-07T01:24:25+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": 62.247,
"section_boundaries_s": [
0.0,
8.777,
14.954,
24.427,
35.155,
41.146,
53.174,
60.047,
62.247
],
"section_count": 8,
"repeat_map": [
{
"section": 0,
"most_like_section": null,
"similarity": 0.0,
"is_repeat": false
},
{
"section": 1,
"most_like_section": 0,
"similarity": 0.9749,
"is_repeat": true
},
{
"section": 2,
"most_like_section": 0,
"similarity": 0.9834,
"is_repeat": true
},
{
"section": 3,
"most_like_section": 0,
"similarity": 0.9669,
"is_repeat": true
},
{
"section": 4,
"most_like_section": 3,
"similarity": 0.9412,
"is_repeat": true
},
{
"section": 5,
"most_like_section": 4,
"similarity": 0.9702,
"is_repeat": true
},
{
"section": 6,
"most_like_section": 5,
"similarity": 0.9553,
"is_repeat": true
},
{
"section": 7,
"most_like_section": 6,
"similarity": 0.8454,
"is_repeat": false
}
],
"novelty_peak_strength": [
0.604,
0.7575,
0.6291,
1.0,
0.6247,
0.693,
0.3346
],
"method": "checkerboard-kernel novelty over a chroma+MFCC self-similarity matrix"
},
"tempo_and_time_grammar": {
"tempo_function": {
"baseline_bpm": 184.57,
"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
],
"curve_bpm": [
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
49.69,
49.69,
49.69,
49.69,
49.69,
49.69,
49.69,
49.69,
49.69,
49.69,
49.69,
49.69,
49.69,
49.69,
49.69,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
99.38,
99.38,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
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,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
99.38,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
103.36,
103.36,
103.36,
103.36,
103.36,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
99.38,
99.38,
99.38,
99.38,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
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,
184.57,
184.57,
184.57,
184.57,
198.77,
198.77,
198.77,
198.77,
184.57,
198.77,
172.27,
172.27,
172.27
],
"adjustment_events": [
{
"position_s": 1.74,
"duration_s": 6.97,
"delta_bpm": -103.75,
"shape": "step"
},
{
"position_s": 8.94,
"duration_s": 2.23,
"delta_bpm": 13.84,
"shape": "step"
},
{
"position_s": 11.49,
"duration_s": 1.93,
"delta_bpm": -22.51,
"shape": "step"
},
{
"position_s": 13.75,
"duration_s": 6.83,
"delta_bpm": 14.08,
"shape": "step"
},
{
"position_s": 20.9,
"duration_s": 10.33,
"delta_bpm": -90.65,
"shape": "step"
},
{
"position_s": 32.39,
"duration_s": 3.04,
"delta_bpm": -44.05,
"shape": "step"
},
{
"position_s": 35.76,
"duration_s": 2.02,
"delta_bpm": 13.74,
"shape": "step"
},
{
"position_s": 38.1,
"duration_s": 2.62,
"delta_bpm": -39.0,
"shape": "step"
},
{
"position_s": 41.05,
"duration_s": 4.78,
"delta_bpm": 14.06,
"shape": "step"
},
{
"position_s": 46.07,
"duration_s": 11.98,
"delta_bpm": -79.41,
"shape": "step"
}
],
"dispersion_bpm": 60.061,
"rubato_depth_bpm": 149.076
},
"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": 3.98,
"tempo_stability": 0.84,
"beat_interval_cv": 0.051
},
"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": 0.657,
"onset_rate_per_s": 10.763
}
},
"tonality": {
"key": "G",
"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": 0.151,
"onset_bars": 0.12,
"pitch_contour": "-D-----UDUDU---",
"interval_vocabulary_semitones": [
0,
5,
7,
10,
21
],
"intervals": [
-0.33,
-7.33,
0.0,
0.0,
0.0,
-0.33,
0.33,
21.0,
-21.33,
5.33,
-10.0,
4.67,
0.33,
0.0,
0.0
],
"range_semitones": 26.0,
"distinctive_deviation": {
"largest_interval_semitones": -21.33,
"at_note_index": 9,
"is_licensed_leap": true
}
},
"motif_economy": {
"self_similarity_peak": 0.8601,
"self_similarity_baseline": 0.7282,
"self_similarity_lift": 0.1319,
"recurrence_lag_s": 0.464,
"interval_3gram_repetition": 0.1724,
"interval_4gram_repetition": 0.1047
},
"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": 0.604,
"exit_s": 57.911,
"active_fraction": 0.8116,
"segments": [
[
0.604,
1.533
],
[
1.602,
5.039
],
[
5.341,
9.265
],
[
9.427,
10.426
],
[
11.331,
30.766
],
[
30.975,
31.672
],
[
32.694,
33.971
],
[
35.875,
36.618
],
[
36.943,
37.593
],
[
39.683,
40.263
],
[
41.935,
42.957
],
[
44.257,
57.911
]
]
},
{
"lane": "low_bass",
"band_hz": [
45,
90
],
"entry_s": 0.0,
"exit_s": 57.841,
"active_fraction": 0.7952,
"segments": [
[
0.0,
4.969
],
[
5.132,
10.937
],
[
14.745,
17.067
],
[
17.438,
31.695
],
[
32.461,
34.064
],
[
38.104,
40.681
],
[
41.146,
46.951
],
[
47.044,
57.841
]
]
},
{
"lane": "bass",
"band_hz": [
90,
180
],
"entry_s": 0.0,
"exit_s": 57.585,
"active_fraction": 0.8489,
"segments": [
[
0.0,
4.783
],
[
5.155,
11.587
],
[
11.773,
12.353
],
[
14.466,
25.217
],
[
25.542,
31.695
],
[
32.438,
34.064
],
[
35.132,
45.395
],
[
45.627,
46.51
],
[
47.113,
57.585
]
]
},
{
"lane": "low_mid",
"band_hz": [
180,
355
],
"entry_s": 0.0,
"exit_s": 57.585,
"active_fraction": 0.9004,
"segments": [
[
0.0,
4.807
],
[
5.132,
25.263
],
[
25.542,
34.11
],
[
35.132,
57.585
]
]
},
{
"lane": "mid",
"band_hz": [
355,
710
],
"entry_s": 0.046,
"exit_s": 57.609,
"active_fraction": 0.8937,
"segments": [
[
0.046,
4.83
],
[
5.132,
10.96
],
[
11.192,
15.766
],
[
15.952,
33.971
],
[
35.132,
39.753
],
[
39.938,
57.609
]
]
},
{
"lane": "upper_mid",
"band_hz": [
710,
1400
],
"entry_s": 0.023,
"exit_s": 57.562,
"active_fraction": 0.9049,
"segments": [
[
0.023,
4.783
],
[
5.132,
10.867
],
[
11.169,
15.79
],
[
15.952,
20.596
],
[
20.759,
25.333
],
[
25.542,
55.96
],
[
56.146,
57.562
]
]
},
{
"lane": "presence",
"band_hz": [
1400,
2800
],
"entry_s": 0.325,
"exit_s": 57.469,
"active_fraction": 0.8728,
"segments": [
[
0.325,
4.783
],
[
5.132,
10.797
],
[
11.169,
15.65
],
[
15.952,
20.364
],
[
20.759,
25.194
],
[
25.542,
34.969
],
[
35.155,
39.729
],
[
39.938,
45.0
],
[
45.163,
47.276
],
[
47.554,
48.181
],
[
48.971,
55.983
],
[
56.146,
57.469
]
]
},
{
"lane": "brilliance",
"band_hz": [
2800,
5600
],
"entry_s": 0.046,
"exit_s": 57.423,
"active_fraction": 0.8743,
"segments": [
[
0.046,
4.783
],
[
5.132,
10.774
],
[
11.169,
19.064
],
[
19.853,
20.387
],
[
20.759,
25.194
],
[
25.542,
34.992
],
[
35.155,
45.65
],
[
45.929,
47.253
],
[
47.508,
48.089
],
[
48.344,
49.389
],
[
49.505,
55.937
],
[
56.146,
57.423
]
]
},
{
"lane": "air",
"band_hz": [
5600,
11200
],
"entry_s": 0.046,
"exit_s": 57.353,
"active_fraction": 0.875,
"segments": [
[
0.046,
4.76
],
[
5.132,
10.751
],
[
11.169,
13.398
],
[
13.56,
20.341
],
[
20.759,
25.17
],
[
25.542,
45.534
],
[
45.929,
47.113
],
[
48.321,
55.937
],
[
56.146,
57.353
]
]
}
],
"interlap_matrix": {
"sub|low_bass": 0.8402,
"sub|bass": 0.8412,
"sub|low_mid": 0.8742,
"sub|mid": 0.8799,
"sub|upper_mid": 0.8564,
"sub|presence": 0.8388,
"sub|brilliance": 0.8314,
"sub|air": 0.8285,
"low_bass|bass": 0.8773,
"low_bass|low_mid": 0.8608,
"low_bass|mid": 0.8618,
"low_bass|upper_mid": 0.8401,
"low_bass|presence": 0.8105,
"low_bass|brilliance": 0.8114,
"low_bass|air": 0.81,
"bass|low_mid": 0.9428,
"bass|mid": 0.9266,
"bass|upper_mid": 0.9122,
"bass|presence": 0.8856,
"bass|brilliance": 0.8865,
"bass|air": 0.8896,
"low_mid|mid": 0.9819,
"low_mid|upper_mid": 0.9675,
"low_mid|presence": 0.9396,
"low_mid|brilliance": 0.9405,
"low_mid|air": 0.9373,
"mid|upper_mid": 0.9642,
"mid|presence": 0.941,
"mid|brilliance": 0.9308,
"mid|air": 0.9276,
"upper_mid|presence": 0.9637,
"upper_mid|brilliance": 0.9613,
"upper_mid|air": 0.9622,
"presence|brilliance": 0.9607,
"presence|air": 0.9549,
"brilliance|air": 0.9731
},
"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
],
"lanes": [
3,
7,
8,
8,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
3,
1,
8,
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,
7,
3,
2,
8,
8,
7,
8,
8,
9,
8,
7,
9,
8,
7,
7,
9,
8,
7,
7,
7,
8,
8,
9,
9,
9,
9,
9,
7,
9,
9,
9,
9,
9,
9,
8,
8,
9,
9,
9,
9,
9,
9,
9,
9,
9,
8,
9,
8,
8,
9,
9,
9,
6,
5,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
5,
3,
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,
9,
9,
9,
9,
6,
6,
6,
6,
8,
9,
9,
9,
9,
9,
9,
9,
7,
4,
4,
4,
4,
4,
2,
7,
7,
7,
7,
8,
8,
8,
8,
7,
8,
8,
8,
8,
8,
7,
7,
9,
9,
9,
9,
9,
9,
9,
8,
8,
9,
9,
8,
8,
9,
8,
7,
9,
9,
8,
8,
9,
9,
9,
9,
9,
9,
8,
9,
9,
9,
8,
8,
8,
9,
9,
9,
9,
8,
9,
8,
7,
7,
9,
9,
9,
8,
8,
7,
8,
6,
9,
9,
9,
7,
6,
9,
9,
8,
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,
5,
9,
9,
9,
9,
9,
9,
8,
5,
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
],
"max": 9,
"mean": 7.777
},
"register_spacing_octaves": [
1.085,
1.0,
0.99,
0.99,
0.99,
0.99,
1.0,
1.0
]
},
"event_grammar": {
"drops": [
{
"position": 0.0698,
"at_s": 4.342,
"db_delta": -2.34,
"lanes_removed": 1.58,
"bars_held_s": 0.766,
"re_enters_at_s": 5.108
},
{
"position": 0.1664,
"at_s": 10.356,
"db_delta": 0.49,
"lanes_removed": 1.53,
"bars_held_s": 7.082,
"re_enters_at_s": 17.438
},
{
"position": 0.3242,
"at_s": 20.178,
"db_delta": 0.94,
"lanes_removed": 1.59,
"bars_held_s": 1.3,
"re_enters_at_s": 21.478
},
{
"position": 0.3984,
"at_s": 24.799,
"db_delta": -2.8,
"lanes_removed": 1.53,
"bars_held_s": 0.72,
"re_enters_at_s": 25.519
},
{
"position": 0.5055,
"at_s": 31.463,
"db_delta": -4.79,
"lanes_removed": 1.59,
"bars_held_s": 0.673,
"re_enters_at_s": 32.136
},
{
"position": 0.5442,
"at_s": 33.878,
"db_delta": -5.81,
"lanes_removed": 3.49,
"bars_held_s": 0.952,
"re_enters_at_s": 34.83
},
{
"position": 0.9165,
"at_s": 57.051,
"db_delta": -4.17,
"lanes_removed": 1.51,
"bars_held_s": 4.598,
"re_enters_at_s": 61.649
},
{
"position": 0.9359,
"at_s": 58.259,
"db_delta": -16.65,
"lanes_removed": 0.93,
"bars_held_s": 3.39,
"re_enters_at_s": 61.649
},
{
"position": 0.9553,
"at_s": 59.466,
"db_delta": -25.91,
"lanes_removed": -0.0,
"bars_held_s": 2.183,
"re_enters_at_s": 61.649
}
],
"raises": [
{
"position": 0.0097,
"start_s": 0.604,
"end_s": 4.272,
"db_delta": -0.38,
"lanes_added": 2.0,
"slope_db_per_s": -0.105
},
{
"position": 0.0892,
"start_s": 5.55,
"end_s": 10.472,
"db_delta": 5.69,
"lanes_added": 2.84,
"slope_db_per_s": 1.156
},
{
"position": 0.1858,
"start_s": 11.564,
"end_s": 15.325,
"db_delta": 5.08,
"lanes_added": 1.95,
"slope_db_per_s": 1.35
},
{
"position": 0.2335,
"start_s": 14.536,
"end_s": 15.0,
"db_delta": 1.47,
"lanes_added": 1.5,
"slope_db_per_s": 3.16
},
{
"position": 0.5248,
"start_s": 32.67,
"end_s": 33.622,
"db_delta": 1.67,
"lanes_added": 2.03,
"slope_db_per_s": 1.758
},
{
"position": 0.5636,
"start_s": 35.085,
"end_s": 46.719,
"db_delta": 5.31,
"lanes_added": 2.68,
"slope_db_per_s": 0.457
},
{
"position": 0.99,
"start_s": 61.626,
"end_s": 61.649,
"db_delta": 8.88,
"lanes_added": 0.0,
"slope_db_per_s": 382.246
}
],
"breaks": [
{
"position": 0.937,
"at_s": 58.329,
"duration_s": 3.901
}
],
"tuttis": [
{
"position": 0.0097,
"at_s": 0.604,
"duration_s": 4.063,
"lanes": 9
},
{
"position": 0.0858,
"at_s": 5.341,
"duration_s": 5.294,
"lanes": 9
},
{
"position": 0.2369,
"at_s": 14.745,
"duration_s": 0.882,
"lanes": 9
},
{
"position": 0.2578,
"at_s": 16.045,
"duration_s": 1.022,
"lanes": 9
},
{
"position": 0.2801,
"at_s": 17.438,
"duration_s": 1.625,
"lanes": 9
},
{
"position": 0.3354,
"at_s": 20.875,
"duration_s": 4.203,
"lanes": 9
},
{
"position": 0.4122,
"at_s": 25.658,
"duration_s": 5.108,
"lanes": 9
},
{
"position": 0.5252,
"at_s": 32.694,
"duration_s": 1.207,
"lanes": 9
},
{
"position": 0.6729,
"at_s": 41.889,
"duration_s": 1.068,
"lanes": 9
},
{
"position": 0.7091,
"at_s": 44.141,
"duration_s": 1.254,
"lanes": 9
},
{
"position": 0.7867,
"at_s": 48.971,
"duration_s": 6.873,
"lanes": 9
},
{
"position": 0.9038,
"at_s": 56.262,
"duration_s": 1.045,
"lanes": 9
}
],
"silence_budget": {
"fraction": 0.063,
"seconds": 3.924,
"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": 9,
"raises": 7,
"breaks": 1,
"tuttis": 12
}
},
"opening_and_flow_law": {
"onset_type": "ostinato_first",
"first_sound_at_s": 0.0,
"time_to_hook_s": 0.151,
"time_to_hook_bars": 0.12,
"time_to_full_texture_s": 0.604,
"time_to_full_texture_bars": 0.46,
"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
],
"values": [
0.2221,
0.5383,
0.5713,
0.5921,
0.5823,
0.5738,
0.5564,
0.5247,
0.5658,
0.5863,
0.5742,
0.6004,
0.582,
0.6076,
0.5758,
0.2795,
0.5273,
0.5033,
0.507,
0.5122,
0.598,
0.5911,
0.6001,
0.5697,
0.6216,
0.6006,
0.5759,
0.5815,
0.5836,
0.5989,
0.6044,
0.6081,
0.6128,
0.5864,
0.3873,
0.5463,
0.6043,
0.612,
0.6183,
0.6184,
0.5952,
0.6138,
0.5714,
0.4441,
0.5374,
0.5515,
0.3968,
0.4053,
0.5022,
0.5844,
0.5715,
0.5535,
0.6261,
0.6192,
0.5915,
0.5901,
0.5808,
0.6343,
0.5773,
0.5905,
0.619,
0.5824,
0.5854,
0.5438,
0.5741,
0.4172,
0.5812,
0.608,
0.6504,
0.675,
0.6951,
0.6843,
0.7101,
0.7297,
0.7208,
0.6654,
0.6431,
0.5669,
0.0975,
0.0235,
0.0156,
0.0001,
0.0,
0.0
],
"peak_position_normalised": 0.8743
}
},
"complexity_law": {
"available": true,
"bar_length_s": 1.3003,
"bars": 47,
"index_per_bar": [
0.9404,
0.9887,
0.9944,
0.856,
0.9907,
0.9965,
0.9946,
0.9944,
0.8223,
0.9522,
0.8808,
0.9592,
0.9754,
0.9827,
0.9763,
0.9151,
0.9955,
0.9909,
0.9956,
0.8969,
0.9979,
1.0,
0.9956,
0.9768,
0.8833,
0.9871,
0.6772,
0.8664,
0.912,
0.937,
0.9517,
0.9423,
0.9779,
0.9572,
0.9789,
0.9377,
0.9209,
0.9449,
0.9843,
0.9926,
0.9948,
0.9983,
0.9976,
0.976,
0.4896,
0.016,
0.0129
],
"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": 8,
"at_s": 10.4,
"delta": -0.172,
"at_section_boundary": false
},
{
"bar": 26,
"at_s": 33.81,
"delta": -0.31,
"at_section_boundary": false
},
{
"bar": 27,
"at_s": 35.11,
"delta": 0.189,
"at_section_boundary": true
},
{
"bar": 44,
"at_s": 57.21,
"delta": -0.486,
"at_section_boundary": false
},
{
"bar": 45,
"at_s": 58.51,
"delta": -0.474,
"at_section_boundary": false
}
],
"steps_at_section_boundaries": 1,
"steps_total": 5,
"boundary_step_share": 0.2,
"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": 1.446,
"melodic_salience": 0.7165,
"voiced_fraction": 0.2723,
"note_count": 90,
"mean_lanes": 7.777,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 12.65,
"peak_position_normalised": 0.0,
"peak_at_s": 0.0,
"arc_curve_db": [
-9.45,
-18.34,
-17.96,
-17.39,
-17.43,
-18.11,
-21.23,
-20.78,
-17.05,
-16.73,
-16.78,
-16.54,
-16.22,
-16.28,
-17.64,
-19.17,
-18.31,
-16.72,
-17.47,
-17.33,
-16.32,
-17.71,
-18.03,
-16.37,
-15.04,
-15.7,
-17.58,
-17.52,
-17.08,
-16.27,
-15.43,
-15.87,
-16.36,
-16.53,
-19.21,
-19.32,
-16.43,
-15.76,
-15.41,
-16.41,
-16.88,
-16.08,
-17.91,
-20.49,
-19.55,
-18.94,
-21.69,
-22.04,
-18.74,
-16.56,
-15.66,
-15.73,
-15.64,
-16.45,
-16.91,
-16.15,
-15.95,
-15.58,
-15.73,
-15.72,
-15.95,
-17.46,
-17.45,
-18.41,
-19.14,
-17.01,
-17.55,
-16.98,
-13.64,
-13.04,
-13.15,
-12.73,
-12.51,
-12.0,
-11.66,
-14.79,
-15.47,
-19.84,
-38.9,
-58.85,
-88.49,
-154.48,
-200.0,
-175.38
],
"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
]
},
"register": {
"melody_span_semitones": 52.0,
"melody_tessitura_midi": 43.0,
"bass_floor_band": {
"sub": 0.00991,
"low_bass": 0.0481,
"bass": 0.21153,
"low_mid": 0.10781,
"mid": 0.29411,
"upper_mid": 0.15688,
"presence": 0.11298,
"brilliance": 0.04171,
"air": 0.00874,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 0.00991,
"low_bass": 0.0481,
"bass": 0.21153,
"low_mid": 0.10781,
"mid": 0.29411,
"upper_mid": 0.15688,
"presence": 0.11298,
"brilliance": 0.04171,
"air": 0.00874,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 1.0,
"interior_distance_median": 0.03698,
"seam_ratio": 27.042,
"seam_clean": false,
"tail_rms_over_mid": 0.0,
"head_rms_over_mid": 0.7271,
"tail_rms_trend": 0.0,
"head_rms_trend": 0.4152,
"baked_fade_out": false,
"baked_fade_in": false
},
"ending": "through_or_loop",
"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": 2052.6,
"spectral_centroid_curve_hz": [
1118.9,
1835.1,
1995.6,
2524.2,
2394.5,
2117.2,
2311.7,
2289.7,
1979.4,
1936.4,
1455.7,
2229.4,
1467.2,
1982.6,
1723.8,
1533.8,
2367.0,
2099.9,
2001.5,
2144.3,
2354.7,
2310.1,
2649.4,
2333.2,
2246.9,
1699.9,
1696.9,
2110.1,
2194.5,
2182.7,
1957.5,
1908.5,
2406.5,
2272.5,
1400.4,
1510.9,
2345.0,
2048.0,
2126.3,
2458.1,
2056.3,
2462.4,
2090.2,
2562.0,
1822.5,
2084.1,
3922.7,
4103.5,
2594.5,
2772.7,
2175.6,
2626.5,
2351.2,
2605.5,
2069.4,
2604.7,
2425.0,
2453.8,
2116.2,
2623.6,
2452.5,
1963.4,
2440.5,
2452.7,
2118.8,
747.4,
1883.8,
2480.8,
1822.1,
2065.8,
2254.8,
2121.5,
2334.9,
2406.7,
2617.5,
2127.8,
2198.2,
1775.8,
691.7,
557.8,
448.9,
0.0,
0.0,
0.0
],
"spectral_rolloff85_hz_mean": 4256.7,
"spectral_flatness_mean": 0.05548,
"signature_colour": "warm"
}
}
}