music/exemplars/formula_cards/UNMATCHED__29_Oreburgh_City_Day_.json
{
"schema": "formula-card/v1",
"consumer": "docs/proposals/music/MASTERPIECE_PROGRAM.md rung 2 (the archetype synthesis -> MASTERPIECE_STANDARD.md)",
"tier": "RUNG-1 MEASURED",
"legal_posture": "ANALYSIS FOR UNDERSTANDING ONLY. Audio lawfully obtained by Josh, read from disk, measured, and never copied, redistributed, or used as model input of any kind.",
"track_id": "UNMATCHED__29_Oreburgh_City_Day_",
"title": null,
"game": null,
"composer": null,
"purpose_class": null,
"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Compilations\\Pokémon Diamond & Pokémon Pearl_ Super M\\29 Oreburgh City (Day).m4a",
"sha256": "56874a455621ff9032f379f16190661e21bb4f6640d11c8004ae598d6eaff4d5",
"bytes": 2286326,
"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": "2026-08-07T03:13:50+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": 48.56,
"section_boundaries_s": [
0.0,
4.598,
11.146,
17.415,
27.214,
34.04,
42.725,
48.56
],
"section_count": 7,
"repeat_map": [
{
"section": 0,
"most_like_section": null,
"similarity": 0.0,
"is_repeat": false
},
{
"section": 1,
"most_like_section": 0,
"similarity": 0.9962,
"is_repeat": true
},
{
"section": 2,
"most_like_section": 1,
"similarity": 0.9701,
"is_repeat": true
},
{
"section": 3,
"most_like_section": 0,
"similarity": 0.9907,
"is_repeat": true
},
{
"section": 4,
"most_like_section": 3,
"similarity": 0.9928,
"is_repeat": true
},
{
"section": 5,
"most_like_section": 0,
"similarity": 0.9919,
"is_repeat": true
},
{
"section": 6,
"most_like_section": 5,
"similarity": 0.9805,
"is_repeat": true
}
],
"novelty_peak_strength": [
0.4719,
0.2984,
1.0,
0.362,
0.4752,
0.3708
],
"method": "checkerboard-kernel novelty over a chroma+MFCC self-similarity matrix"
},
"tempo_and_time_grammar": {
"tempo_function": {
"baseline_bpm": 172.27,
"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
],
"curve_bpm": [
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
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,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
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,
172.27,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
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,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
112.35,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27
],
"adjustment_events": [
{
"position_s": 0.0,
"duration_s": 3.41,
"delta_bpm": -54.49,
"shape": "ramp"
},
{
"position_s": 9.08,
"duration_s": 4.83,
"delta_bpm": -44.11,
"shape": "step"
},
{
"position_s": 18.25,
"duration_s": 4.11,
"delta_bpm": -37.01,
"shape": "step"
},
{
"position_s": 24.5,
"duration_s": 4.25,
"delta_bpm": -37.76,
"shape": "step"
},
{
"position_s": 36.64,
"duration_s": 8.59,
"delta_bpm": -48.93,
"shape": "step"
}
],
"dispersion_bpm": 29.797,
"rubato_depth_bpm": 59.918
},
"global_bpm": 112.35,
"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": 112.35,
"tempo_bpm_median_local": 112.35,
"tempo_iqr_bpm": 0.0,
"tempo_stability": 1.0,
"beat_interval_cv": 0.0626
},
"dominant_onset_period_s": 1.7647,
"dominant_onset_period_bpm": 34.0,
"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": 0.601,
"onset_rate_per_s": 10.767
}
},
"tonality": {
"key": "C",
"mode": "major",
"windowed_key_agreement": 0.5833,
"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": 0.499,
"onset_bars": 0.36,
"pitch_contour": "UDUUD-D--UDUD-D",
"interval_vocabulary_semitones": [
0,
5,
7,
8,
11,
12,
16,
19
],
"intervals": [
12.0,
-7.0,
7.0,
5.0,
-8.0,
0.0,
-7.0,
0.0,
0.0,
19.0,
-19.0,
16.0,
-11.0,
0.0,
-7.0
],
"range_semitones": 21.0,
"distinctive_deviation": {
"largest_interval_semitones": 19.0,
"at_note_index": 10,
"is_licensed_leap": true
}
},
"motif_economy": {
"self_similarity_peak": 0.8947,
"self_similarity_baseline": 0.8472,
"self_similarity_lift": 0.0475,
"recurrence_lag_s": 0.511,
"interval_3gram_repetition": 0.125,
"interval_4gram_repetition": 0.0426
},
"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": 4.598,
"exit_s": 39.544,
"active_fraction": 0.3179,
"segments": [
[
4.598,
5.596
],
[
10.24,
10.751
],
[
39.01,
39.544
]
]
},
{
"lane": "low_bass",
"band_hz": [
45,
90
],
"entry_s": 0.348,
"exit_s": 43.63,
"active_fraction": 0.544,
"segments": [
[
0.348,
1.37
],
[
1.509,
2.67
],
[
4.598,
6.989
],
[
7.268,
8.336
],
[
10.24,
11.331
],
[
11.447,
12.005
],
[
16.254,
16.811
],
[
17.508,
18.344
],
[
20.132,
21.06
],
[
22.895,
23.429
],
[
23.615,
24.149
],
[
24.335,
25.31
],
[
28.607,
29.513
],
[
29.977,
30.488
],
[
30.836,
31.904
],
[
32.833,
33.669
],
[
35.666,
36.479
],
[
38.475,
39.567
],
[
42.725,
43.63
]
]
},
{
"lane": "bass",
"band_hz": [
90,
180
],
"entry_s": 0.348,
"exit_s": 45.859,
"active_fraction": 0.9149,
"segments": [
[
0.348,
13.235
],
[
13.421,
14.303
],
[
14.396,
18.483
],
[
18.715,
19.505
],
[
20.108,
28.259
],
[
28.491,
45.859
]
]
},
{
"lane": "low_mid",
"band_hz": [
180,
355
],
"entry_s": 0.348,
"exit_s": 45.859,
"active_fraction": 0.9345,
"segments": [
[
0.348,
36.897
],
[
37.036,
41.053
],
[
41.285,
45.859
]
]
},
{
"lane": "mid",
"band_hz": [
355,
710
],
"entry_s": 0.348,
"exit_s": 45.767,
"active_fraction": 0.9326,
"segments": [
[
0.348,
11.842
],
[
12.005,
45.767
]
]
},
{
"lane": "upper_mid",
"band_hz": [
710,
1400
],
"entry_s": 0.348,
"exit_s": 46.208,
"active_fraction": 0.9446,
"segments": [
[
0.348,
46.208
]
]
},
{
"lane": "presence",
"band_hz": [
1400,
2800
],
"entry_s": 0.348,
"exit_s": 46.138,
"active_fraction": 0.9431,
"segments": [
[
0.348,
46.138
]
]
},
{
"lane": "brilliance",
"band_hz": [
2800,
5600
],
"entry_s": 0.325,
"exit_s": 45.674,
"active_fraction": 0.9345,
"segments": [
[
0.325,
15.906
],
[
16.138,
45.674
]
]
},
{
"lane": "air",
"band_hz": [
5600,
11200
],
"entry_s": 0.348,
"exit_s": 45.859,
"active_fraction": 0.9374,
"segments": [
[
0.348,
16.068
],
[
16.161,
45.859
]
]
}
],
"interlap_matrix": {
"sub|low_bass": 0.5543,
"sub|bass": 0.3474,
"sub|low_mid": 0.3402,
"sub|mid": 0.3409,
"sub|upper_mid": 0.3365,
"sub|presence": 0.3371,
"sub|brilliance": 0.3402,
"sub|air": 0.3391,
"low_bass|bass": 0.5946,
"low_bass|low_mid": 0.5805,
"low_bass|mid": 0.5784,
"low_bass|upper_mid": 0.5759,
"low_bass|presence": 0.5768,
"low_bass|brilliance": 0.5821,
"low_bass|air": 0.5803,
"bass|low_mid": 0.965,
"bass|mid": 0.9709,
"bass|upper_mid": 0.9686,
"bass|presence": 0.9701,
"bass|brilliance": 0.969,
"bass|air": 0.973,
"low_mid|mid": 0.9837,
"low_mid|upper_mid": 0.9884,
"low_mid|presence": 0.9868,
"low_mid|brilliance": 0.9838,
"low_mid|air": 0.9888,
"mid|upper_mid": 0.9873,
"mid|presence": 0.9888,
"mid|brilliance": 0.9888,
"mid|air": 0.9919,
"upper_mid|presence": 0.9985,
"upper_mid|brilliance": 0.9884,
"upper_mid|air": 0.9924,
"presence|brilliance": 0.9899,
"presence|air": 0.9939,
"brilliance|air": 0.9939
},
"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
],
"lanes": [
0,
0,
9,
9,
8,
8,
9,
9,
7,
8,
9,
9,
8,
8,
9,
7,
7,
7,
9,
8,
7,
9,
8,
7,
7,
9,
9,
9,
9,
9,
9,
9,
9,
9,
8,
8,
9,
9,
7,
7,
9,
9,
8,
8,
9,
7,
7,
7,
9,
9,
7,
9,
9,
7,
7,
7,
9,
9,
8,
9,
9,
8,
8,
8,
7,
7,
9,
7,
7,
8,
8,
7,
6,
7,
7,
7,
7,
7,
8,
8,
7,
8,
7,
7,
8,
8,
7,
7,
8,
8,
8,
7,
7,
7,
7,
8,
8,
8,
8,
7,
6,
7,
7,
7,
7,
7,
6,
6,
6,
9,
8,
8,
9,
9,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
9,
8,
8,
7,
9,
8,
8,
9,
9,
8,
8,
9,
9,
7,
7,
9,
8,
7,
7,
9,
7,
7,
7,
9,
7,
7,
7,
9,
7,
7,
9,
9,
8,
8,
9,
8,
7,
7,
9,
9,
9,
7,
8,
9,
8,
9,
9,
8,
7,
9,
9,
8,
7,
8,
8,
9,
8,
8,
7,
7,
7,
9,
8,
7,
7,
9,
8,
7,
8,
8,
8,
8,
8,
7,
7,
6,
9,
9,
7,
8,
9,
8,
7,
7,
9,
8,
9,
9,
9,
8,
7,
9,
9,
8,
7,
9,
8,
8,
6,
7,
7,
9,
7,
7,
9,
7,
9,
9,
8,
8,
9,
8,
7,
7,
9,
7,
7,
7,
9,
7,
7,
7,
6,
2,
2,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0
],
"max": 9,
"mean": 7.403
},
"register_spacing_octaves": [
1.085,
1.0,
0.99,
0.99,
0.99,
0.99,
1.0,
1.0
]
},
"event_grammar": {
"drops": [
{
"position": 0.9343,
"at_s": 45.372,
"db_delta": -5.26,
"lanes_removed": 1.58,
"bars_held_s": 2.601,
"re_enters_at_s": 47.972
},
{
"position": 0.9592,
"at_s": 46.579,
"db_delta": -9.92,
"lanes_removed": 1.19,
"bars_held_s": 1.393,
"re_enters_at_s": 47.972
},
{
"position": 0.9841,
"at_s": 47.787,
"db_delta": -14.19,
"lanes_removed": -0.0,
"bars_held_s": 0.186,
"re_enters_at_s": 47.972
}
],
"raises": [
{
"position": 0.0124,
"start_s": 0.604,
"end_s": 11.262,
"db_delta": 65.63,
"lanes_added": 4.72,
"slope_db_per_s": 6.157
},
{
"position": 0.0961,
"start_s": 4.667,
"end_s": 5.294,
"db_delta": 1.12,
"lanes_added": 1.51,
"slope_db_per_s": 1.786
},
{
"position": 0.4107,
"start_s": 19.946,
"end_s": 33.46,
"db_delta": 2.12,
"lanes_added": 1.5,
"slope_db_per_s": 0.157
},
{
"position": 0.8526,
"start_s": 41.401,
"end_s": 41.842,
"db_delta": 6.13,
"lanes_added": 0.56,
"slope_db_per_s": 13.893
}
],
"breaks": [
{
"position": 0.0,
"at_s": 0.0,
"duration_s": 0.302
},
{
"position": 0.9702,
"at_s": 47.113,
"duration_s": 1.44
}
],
"tuttis": [
{
"position": 0.0961,
"at_s": 4.667,
"duration_s": 0.975,
"lanes": 9
},
{
"position": 0.2123,
"at_s": 10.31,
"duration_s": 0.906,
"lanes": 9
}
],
"silence_budget": {
"fraction": 0.0368,
"seconds": 1.787,
"threshold": "40 dB below the track's own p95 RMS",
"note": "Section 11.2 treats rest as a FIRST-CLASS parameter, not an absence."
},
"counts": {
"drops": 3,
"raises": 4,
"breaks": 2,
"tuttis": 2
}
},
"opening_and_flow_law": {
"onset_type": "fade_in",
"first_sound_at_s": 0.325,
"time_to_hook_s": 0.499,
"time_to_hook_bars": 0.36,
"time_to_full_texture_s": 0.348,
"time_to_full_texture_bars": 0.25,
"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
],
"values": [
0.083,
0.5664,
0.5767,
0.6099,
0.5792,
0.6064,
0.6282,
0.645,
0.6359,
0.6526,
0.6435,
0.6332,
0.6283,
0.6403,
0.6435,
0.6643,
0.5144,
0.4731,
0.4233,
0.483,
0.4715,
0.5183,
0.5117,
0.4975,
0.522,
0.4547,
0.4795,
0.4739,
0.586,
0.5558,
0.5712,
0.628,
0.654,
0.6776,
0.6949,
0.6584,
0.5924,
0.5879,
0.6213,
0.6364,
0.5995,
0.676,
0.6155,
0.5768,
0.5929,
0.5457,
0.5146,
0.5267,
0.5668,
0.6053,
0.6071,
0.6247,
0.6409,
0.6356,
0.6592,
0.5689,
0.555,
0.63,
0.6018,
0.5407,
0.4814,
0.4337,
0.2151,
0.1305,
0.0575,
0.0466
],
"peak_position_normalised": 0.506
}
},
"complexity_law": {
"available": true,
"bar_length_s": 1.3932,
"bars": 34,
"index_per_bar": [
0.8493,
0.9752,
0.9389,
0.9814,
1.0,
0.9742,
0.9425,
0.9711,
0.938,
0.8707,
0.8668,
0.9238,
0.9197,
0.8586,
0.9186,
0.9031,
0.9333,
0.9759,
0.9361,
0.9273,
0.9518,
0.9628,
0.9697,
0.9588,
0.9306,
0.9496,
0.9291,
0.9597,
0.9872,
0.9293,
0.957,
0.9595,
0.8547,
0.2513
],
"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": 33,
"at_s": 45.97,
"delta": -0.603,
"at_section_boundary": false
}
],
"steps_at_section_boundaries": 0,
"steps_total": 1,
"boundary_step_share": 0.0,
"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": 1.05,
"melodic_salience": 0.6446,
"voiced_fraction": 0.1516,
"note_count": 51,
"mean_lanes": 7.403,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 14.91,
"peak_position_normalised": 0.6332,
"peak_at_s": 30.743,
"arc_curve_db": [
-37.04,
-44.45,
-14.94,
-14.77,
-14.94,
-14.87,
-14.18,
-14.28,
-15.06,
-15.42,
-14.8,
-14.61,
-14.9,
-14.83,
-14.63,
-15.33,
-18.55,
-21.06,
-20.03,
-20.35,
-20.95,
-20.8,
-20.6,
-20.4,
-20.04,
-19.86,
-21.78,
-19.97,
-17.31,
-16.09,
-15.33,
-15.12,
-14.55,
-14.0,
-14.0,
-14.72,
-14.21,
-13.75,
-14.5,
-14.4,
-14.18,
-14.16,
-14.65,
-16.41,
-17.36,
-19.32,
-19.49,
-17.67,
-17.01,
-17.22,
-17.19,
-16.39,
-15.74,
-15.43,
-16.23,
-18.92,
-18.23,
-16.42,
-16.51,
-16.67,
-19.64,
-25.04,
-32.48,
-44.41,
-62.32,
-50.98
],
"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
]
},
"register": {
"melody_span_semitones": 38.0,
"melody_tessitura_midi": 38.0,
"bass_floor_band": {
"sub": 0.00442,
"low_bass": 0.20434,
"bass": 0.18529,
"low_mid": 0.2292,
"mid": 0.22414,
"upper_mid": 0.10344,
"presence": 0.03,
"brilliance": 0.01427,
"air": 0.00471,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 0.00442,
"low_bass": 0.20434,
"bass": 0.18529,
"low_mid": 0.2292,
"mid": 0.22414,
"upper_mid": 0.10344,
"presence": 0.03,
"brilliance": 0.01427,
"air": 0.00471,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 0.17074,
"interior_distance_median": 0.05546,
"seam_ratio": 3.079,
"seam_clean": false,
"tail_rms_over_mid": 0.0006,
"head_rms_over_mid": 0.0,
"tail_rms_trend": -0.843,
"head_rms_trend": 0.5625,
"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": 1964.3,
"spectral_centroid_curve_hz": [
300.1,
2296.2,
2082.4,
1763.3,
1909.4,
2449.7,
2697.1,
1396.4,
1346.1,
1993.4,
1781.2,
1422.0,
1390.8,
1509.9,
1392.1,
2444.7,
1668.8,
1609.6,
1646.9,
2030.7,
1774.0,
2001.5,
1887.4,
2174.6,
2093.5,
2224.0,
1894.4,
2013.5,
1589.2,
2166.4,
2278.5,
1505.1,
1678.9,
1824.7,
2436.8,
2505.7,
1742.4,
1717.6,
2510.4,
2193.6,
1999.2,
1827.4,
1817.5,
2464.3,
3453.7,
1940.8,
1836.8,
2168.3,
2028.4,
3072.7,
1664.9,
1773.2,
1649.7,
1729.8,
2873.7,
1823.1,
2336.6,
1979.1,
2290.1,
2176.1,
1764.0,
1875.5,
2238.5,
2608.4,
1206.9,
1026.3
],
"spectral_rolloff85_hz_mean": 4328.6,
"spectral_flatness_mean": 0.01851,
"signature_colour": "warm"
}
}
}