music/exemplars/formula_cards/UNMATCHED__41_-_Paris_cathedral_conversation.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__41_-_Paris_cathedral_conversation",
"title": null,
"game": null,
"composer": null,
"purpose_class": null,
"source_path": "D:\\audio\\exemplars\\DeusEx_OST\\deus_ex_soundtrack\\41 - Paris cathedral conversation.mp3",
"sha256": "3396bd8929c7ad3f3bb6e0e902342ee52e253d6cea7c6e5929b11d44e576d3ce",
"bytes": 1092404,
"source_format": "mp3",
"source_codec": "mp3",
"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": "2026-08-06T21:26:17+00:00",
"format_induced_limit": "lossy source (mp3); 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": 54.753,
"section_boundaries_s": [
0.0,
2.508,
10.31,
18.53,
25.356,
32.183,
38.499,
48.576,
54.753
],
"section_count": 8,
"repeat_map": [
{
"section": 0,
"most_like_section": null,
"similarity": 0.0,
"is_repeat": false
},
{
"section": 1,
"most_like_section": 0,
"similarity": 0.9897,
"is_repeat": true
},
{
"section": 2,
"most_like_section": 0,
"similarity": 0.9479,
"is_repeat": true
},
{
"section": 3,
"most_like_section": 2,
"similarity": 0.9757,
"is_repeat": true
},
{
"section": 4,
"most_like_section": 1,
"similarity": 0.9832,
"is_repeat": true
},
{
"section": 5,
"most_like_section": 2,
"similarity": 0.9778,
"is_repeat": true
},
{
"section": 6,
"most_like_section": 3,
"similarity": 0.9892,
"is_repeat": true
},
{
"section": 7,
"most_like_section": 1,
"similarity": 0.988,
"is_repeat": true
}
],
"novelty_peak_strength": [
0.3508,
0.8706,
0.8905,
0.3784,
1.0,
0.842,
0.8903
],
"method": "checkerboard-kernel novelty over a chroma+MFCC self-similarity matrix"
},
"tempo_and_time_grammar": {
"tempo_function": {
"baseline_bpm": 117.45,
"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
],
"curve_bpm": [
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
58.73,
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,
117.45,
117.45,
117.45,
117.45,
117.45,
117.45,
117.45,
117.45,
117.45,
117.45,
117.45,
89.1,
89.1,
89.1,
89.1,
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,
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,
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,
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,
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,
117.45,
117.45,
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,
58.73,
58.73,
58.73,
117.45,
117.45,
117.45,
117.45,
117.45,
117.45,
117.45
],
"adjustment_events": [
{
"position_s": 0.0,
"duration_s": 11.38,
"delta_bpm": -55.65,
"shape": "ramp"
},
{
"position_s": 18.95,
"duration_s": 2.76,
"delta_bpm": -14.31,
"shape": "step"
},
{
"position_s": 45.14,
"duration_s": 5.76,
"delta_bpm": 43.2,
"shape": "step"
},
{
"position_s": 51.11,
"duration_s": 1.83,
"delta_bpm": -18.22,
"shape": "step"
}
],
"dispersion_bpm": 31.073,
"rubato_depth_bpm": 58.727
},
"global_bpm": 117.45,
"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": 117.45,
"tempo_bpm_median_local": 117.45,
"tempo_iqr_bpm": 0.0,
"tempo_stability": 1.0,
"beat_interval_cv": 0.0398
},
"dominant_onset_period_s": 2.74,
"dominant_onset_period_bpm": 21.9,
"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": 0.567,
"onset_rate_per_s": 10.771
}
},
"tonality": {
"key": "G#",
"mode": "minor",
"windowed_key_agreement": 0.6429,
"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": 0.418,
"onset_bars": 0.2,
"pitch_contour": "-UDUD-UDUDUDUDU",
"interval_vocabulary_semitones": [
0,
2,
5,
9,
12,
19
],
"intervals": [
0.0,
12.0,
-5.0,
5.0,
-12.0,
0.0,
12.0,
-5.0,
5.0,
-9.0,
2.0,
-12.0,
19.0,
-19.0,
12.0
],
"range_semitones": 19.0,
"distinctive_deviation": {
"largest_interval_semitones": 19.0,
"at_note_index": 13,
"is_licensed_leap": true
}
},
"motif_economy": {
"self_similarity_peak": 0.9589,
"self_similarity_baseline": 0.7493,
"self_similarity_lift": 0.2096,
"recurrence_lag_s": 21.873,
"interval_3gram_repetition": 0.2,
"interval_4gram_repetition": 0.1159
},
"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": 0.0,
"exit_s": 49.993,
"active_fraction": 0.6808,
"segments": [
[
0.0,
0.766
],
[
2.694,
3.483
],
[
5.48,
6.223
],
[
6.502,
9.009
],
[
10.937,
11.471
],
[
16.417,
21.339
],
[
21.873,
22.756
],
[
22.848,
25.472
],
[
26.68,
28.189
],
[
28.328,
31.602
],
[
32.16,
33.622
],
[
34.9,
36.037
],
[
38.034,
43.584
],
[
43.654,
44.606
],
[
44.745,
47.345
],
[
48.971,
49.993
]
]
},
{
"lane": "low_bass",
"band_hz": [
45,
90
],
"entry_s": 0.0,
"exit_s": 51.688,
"active_fraction": 0.9042,
"segments": [
[
0.0,
0.766
],
[
1.045,
3.553
],
[
3.762,
4.319
],
[
4.83,
9.892
],
[
10.31,
26.331
],
[
26.587,
31.788
],
[
32.044,
48.205
],
[
48.46,
50.062
],
[
50.248,
51.688
]
]
},
{
"lane": "bass",
"band_hz": [
90,
180
],
"entry_s": 0.023,
"exit_s": 53.685,
"active_fraction": 0.9801,
"segments": [
[
0.023,
53.685
]
]
},
{
"lane": "low_mid",
"band_hz": [
180,
355
],
"entry_s": 0.023,
"exit_s": 53.801,
"active_fraction": 0.9788,
"segments": [
[
0.023,
51.804
],
[
52.013,
53.801
]
]
},
{
"lane": "mid",
"band_hz": [
355,
710
],
"entry_s": 0.58,
"exit_s": 52.547,
"active_fraction": 0.947,
"segments": [
[
0.58,
51.154
],
[
51.432,
52.547
]
]
},
{
"lane": "upper_mid",
"band_hz": [
710,
1400
],
"entry_s": 0.023,
"exit_s": 53.522,
"active_fraction": 0.9813,
"segments": [
[
0.023,
53.522
]
]
},
{
"lane": "presence",
"band_hz": [
1400,
2800
],
"entry_s": 0.023,
"exit_s": 50.039,
"active_fraction": 0.9008,
"segments": [
[
0.023,
1.533
],
[
1.765,
4.272
],
[
4.481,
6.989
],
[
7.221,
9.729
],
[
9.961,
26.169
],
[
26.308,
28.886
],
[
29.048,
31.649
],
[
31.765,
39.822
],
[
39.985,
42.562
],
[
42.725,
50.039
]
]
},
{
"lane": "brilliance",
"band_hz": [
2800,
5600
],
"entry_s": 2.74,
"exit_s": 49.667,
"active_fraction": 0.7851,
"segments": [
[
2.74,
3.529
],
[
5.48,
6.269
],
[
8.22,
9.009
],
[
10.937,
11.749
],
[
11.981,
12.678
],
[
13.677,
14.512
],
[
14.721,
16.022
],
[
16.417,
18.622
],
[
18.994,
49.667
]
]
},
{
"lane": "air",
"band_hz": [
5600,
11200
],
"entry_s": 21.2,
"exit_s": 49.389,
"active_fraction": 0.5468,
"segments": [
[
21.2,
49.389
]
]
}
],
"interlap_matrix": {
"sub|low_bass": 0.7513,
"sub|bass": 0.6939,
"sub|low_mid": 0.6948,
"sub|mid": 0.6954,
"sub|upper_mid": 0.693,
"sub|presence": 0.7281,
"sub|brilliance": 0.7643,
"sub|air": 0.5791,
"low_bass|bass": 0.9217,
"low_bass|low_mid": 0.9229,
"low_bass|mid": 0.9238,
"low_bass|upper_mid": 0.9206,
"low_bass|presence": 0.9197,
"low_bass|brilliance": 0.8339,
"low_bass|air": 0.5825,
"bass|low_mid": 0.9944,
"bass|mid": 0.9663,
"bass|upper_mid": 0.9944,
"bass|presence": 0.9191,
"bass|brilliance": 0.801,
"bass|air": 0.558,
"low_mid|mid": 0.9607,
"low_mid|upper_mid": 0.9931,
"low_mid|presence": 0.917,
"low_mid|brilliance": 0.8021,
"low_mid|air": 0.5587,
"mid|upper_mid": 0.965,
"mid|presence": 0.9211,
"mid|brilliance": 0.8136,
"mid|air": 0.5732,
"upper_mid|presence": 0.9179,
"upper_mid|brilliance": 0.8,
"upper_mid|air": 0.5572,
"presence|brilliance": 0.848,
"presence|air": 0.5869,
"brilliance|air": 0.6965
},
"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
],
"lanes": [
2,
7,
7,
6,
7,
5,
8,
7,
6,
6,
6,
7,
8,
6,
6,
9,
8,
8,
8,
7,
5,
8,
7,
6,
4,
5,
8,
7,
6,
6,
9,
8,
8,
8,
6,
7,
8,
8,
6,
7,
8,
8,
7,
7,
7,
9,
8,
8,
8,
6,
8,
8,
6,
5,
5,
6,
8,
6,
6,
9,
8,
8,
7,
7,
6,
8,
7,
7,
7,
7,
8,
7,
6,
6,
9,
8,
8,
8,
7,
6,
8,
7,
7,
7,
7,
8,
7,
6,
6,
9,
8,
9,
8,
8,
8,
8,
8,
8,
8,
8,
8,
7,
7,
9,
9,
8,
9,
8,
8,
8,
8,
8,
8,
8,
8,
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,
8,
7,
7,
7,
9,
9,
9,
9,
9,
9,
9,
9,
8,
9,
9,
9,
8,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
8,
7,
8,
9,
9,
9,
9,
9,
9,
9,
9,
8,
9,
8,
8,
8,
8,
9,
9,
9,
9,
9,
9,
9,
8,
8,
9,
9,
8,
8,
8,
8,
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,
9,
9,
8,
9,
9,
8,
8,
7,
8,
9,
9,
9,
9,
8,
8,
7,
7,
4,
8,
5,
5,
5,
5,
5,
7,
5,
3,
5,
4,
4,
3,
3,
3,
3,
4,
3,
3,
1,
0,
0,
0,
0
],
"max": 9,
"mean": 7.705
},
"register_spacing_octaves": [
1.085,
1.0,
0.99,
0.99,
0.99,
0.99,
1.0,
1.0
]
},
"event_grammar": {
"drops": [
{
"position": 0.0751,
"at_s": 4.11,
"db_delta": -0.44,
"lanes_removed": 1.53,
"bars_held_s": 4.76,
"re_enters_at_s": 8.87
},
{
"position": 0.1735,
"at_s": 9.497,
"db_delta": 0.44,
"lanes_removed": 1.59,
"bars_held_s": 3.785,
"re_enters_at_s": 13.282
},
{
"position": 0.9029,
"at_s": 49.435,
"db_delta": -4.27,
"lanes_removed": 1.54,
"bars_held_s": 4.737,
"re_enters_at_s": 54.172
},
{
"position": 0.9763,
"at_s": 53.452,
"db_delta": -6.26,
"lanes_removed": 1.62,
"bars_held_s": 0.72,
"re_enters_at_s": 54.172
}
],
"raises": [
{
"position": 0.05,
"start_s": 2.74,
"end_s": 4.342,
"db_delta": 1.89,
"lanes_added": 1.51,
"slope_db_per_s": 1.178
},
{
"position": 0.2994,
"start_s": 16.393,
"end_s": 23.22,
"db_delta": -1.18,
"lanes_added": 1.5,
"slope_db_per_s": -0.173
}
],
"breaks": [],
"tuttis": [
{
"position": 0.3995,
"at_s": 21.873,
"duration_s": 4.11,
"lanes": 9
},
{
"position": 0.4877,
"at_s": 26.703,
"duration_s": 4.853,
"lanes": 9
},
{
"position": 0.5878,
"at_s": 32.183,
"duration_s": 1.44,
"lanes": 9
},
{
"position": 0.6374,
"at_s": 34.9,
"duration_s": 1.138,
"lanes": 9
},
{
"position": 0.687,
"at_s": 37.616,
"duration_s": 10.194,
"lanes": 9
},
{
"position": 0.8872,
"at_s": 48.576,
"duration_s": 0.813,
"lanes": 9
}
],
"silence_budget": {
"fraction": 0.0021,
"seconds": 0.116,
"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": 4,
"raises": 2,
"breaks": 0,
"tuttis": 6
}
},
"opening_and_flow_law": {
"onset_type": "cold_statement",
"first_sound_at_s": 0.0,
"time_to_hook_s": 0.418,
"time_to_hook_bars": 0.2,
"time_to_full_texture_s": 2.763,
"time_to_full_texture_bars": 1.35,
"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
],
"values": [
0.2078,
0.4292,
0.4168,
0.5259,
0.528,
0.4237,
0.3754,
0.4566,
0.5422,
0.544,
0.5394,
0.5,
0.5557,
0.4673,
0.5728,
0.5628,
0.4922,
0.5285,
0.5214,
0.5999,
0.6344,
0.595,
0.5552,
0.6561,
0.6794,
0.6877,
0.7447,
0.6577,
0.6448,
0.6494,
0.7717,
0.6824,
0.7171,
0.6791,
0.653,
0.6787,
0.718,
0.653,
0.6419,
0.6075,
0.6266,
0.7643,
0.6681,
0.5709,
0.7208,
0.65,
0.5919,
0.7512,
0.6644,
0.6165,
0.6475,
0.6536,
0.7282,
0.6874,
0.6283,
0.7425,
0.6528,
0.6184,
0.7298,
0.6779,
0.6305,
0.6927,
0.6619,
0.6401,
0.7539,
0.6053,
0.7068,
0.4972,
0.3655,
0.3321,
0.3116,
0.2163,
0.1908,
0.0726
],
"peak_position_normalised": 0.4067
}
},
"complexity_law": {
"available": true,
"bar_length_s": 2.0434,
"bars": 26,
"index_per_bar": [
0.7897,
0.8473,
0.8012,
0.8026,
0.8199,
0.8487,
0.836,
0.8,
0.9071,
0.9104,
0.943,
0.9949,
0.9623,
0.9953,
0.9964,
0.9686,
0.9672,
0.9794,
0.9699,
0.9973,
0.993,
0.999,
1.0,
0.9626,
0.7994,
0.5424
],
"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": 24,
"at_s": 49.04,
"delta": -0.163,
"at_section_boundary": true
},
{
"bar": 25,
"at_s": 51.09,
"delta": -0.257,
"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": 1.333,
"melodic_salience": 0.898,
"voiced_fraction": 0.8098,
"note_count": 73,
"mean_lanes": 7.705,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 8.81,
"peak_position_normalised": 0.3355,
"peak_at_s": 18.367,
"arc_curve_db": [
-11.95,
-21.75,
-19.64,
-19.01,
-18.56,
-17.56,
-17.73,
-17.86,
-17.19,
-17.49,
-18.39,
-18.16,
-16.55,
-16.88,
-17.25,
-16.63,
-16.03,
-15.91,
-15.06,
-14.55,
-14.41,
-13.55,
-13.74,
-13.01,
-12.09,
-12.05,
-11.96,
-12.84,
-13.83,
-13.7,
-13.19,
-14.24,
-15.19,
-15.33,
-15.16,
-15.53,
-15.25,
-14.83,
-15.92,
-16.41,
-15.85,
-15.32,
-15.14,
-15.22,
-15.2,
-15.22,
-15.99,
-15.4,
-14.26,
-15.27,
-16.18,
-15.33,
-15.12,
-16.14,
-16.25,
-15.5,
-15.58,
-16.43,
-15.6,
-14.77,
-15.72,
-16.35,
-15.96,
-15.37,
-15.14,
-15.22,
-16.26,
-18.15,
-21.25,
-23.94,
-25.89,
-27.12,
-31.59,
-34.51
],
"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
]
},
"register": {
"melody_span_semitones": 33.0,
"melody_tessitura_midi": 49.0,
"bass_floor_band": {
"sub": 0.02365,
"low_bass": 0.0423,
"bass": 0.1274,
"low_mid": 0.2597,
"mid": 0.18176,
"upper_mid": 0.09206,
"presence": 0.01454,
"brilliance": 0.00439,
"air": 0.00317,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 0.02365,
"low_bass": 0.0423,
"bass": 0.1274,
"low_mid": 0.2597,
"mid": 0.18176,
"upper_mid": 0.09206,
"presence": 0.01454,
"brilliance": 0.00439,
"air": 0.00317,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 0.42514,
"interior_distance_median": 0.06022,
"seam_ratio": 7.06,
"seam_clean": false,
"tail_rms_over_mid": 0.0215,
"head_rms_over_mid": 0.4161,
"tail_rms_trend": -0.9599,
"head_rms_trend": 0.3835,
"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": 1363.8,
"spectral_centroid_curve_hz": [
1373.3,
885.9,
869.5,
1033.1,
977.4,
836.9,
761.8,
836.2,
765.7,
1011.1,
977.7,
977.8,
905.2,
765.4,
1156.7,
1051.6,
774.1,
739.3,
852.0,
676.1,
981.3,
844.0,
676.6,
775.9,
745.3,
851.3,
1006.9,
727.2,
783.6,
1096.5,
2302.5,
1313.9,
2222.8,
1679.3,
1157.1,
2376.8,
2282.0,
1254.5,
1892.1,
1394.7,
1064.9,
3041.6,
1589.2,
1111.5,
2318.5,
1159.4,
1060.2,
2887.4,
1255.2,
1182.9,
1930.8,
1307.0,
2483.5,
2194.0,
1183.2,
2873.8,
1380.3,
986.5,
2654.0,
1625.7,
1024.8,
2165.9,
1679.8,
991.5,
2980.0,
1733.2,
2612.1,
848.9,
909.0,
807.9,
814.6,
733.1,
597.8,
926.8
],
"spectral_rolloff85_hz_mean": 2881.9,
"spectral_flatness_mean": 0.0049,
"signature_colour": "warm"
}
}
}