music/exemplars/formula_cards/UNMATCHED__106_Firing_the_Ultimate_Weapon_Pok_.json
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],
"silence_budget": {
"fraction": 0.0583,
"seconds": 2.181,
"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": 2,
"breaks": 2,
"tuttis": 6
}
},
"opening_and_flow_law": {
"onset_type": "silence_then_hit",
"first_sound_at_s": 1.533,
"time_to_hook_s": 1.66,
"time_to_hook_bars": 0.99,
"time_to_full_texture_s": 2.67,
"time_to_full_texture_bars": 1.6,
"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
],
"values": [
0.0002,
0.0334,
0.1179,
0.566,
0.5967,
0.4858,
0.5672,
0.526,
0.5171,
0.5492,
0.541,
0.5469,
0.5096,
0.5569,
0.4873,
0.5089,
0.5616,
0.5985,
0.7211,
0.6952,
0.6887,
0.6075,
0.6417,
0.673,
0.6584,
0.6088,
0.6439,
0.7117,
0.6715,
0.6014,
0.5995,
0.6231,
0.6657,
0.6073,
0.6008,
0.6311,
0.6883,
0.6701,
0.6239,
0.6255,
0.7363,
0.6697,
0.5928,
0.5792,
0.5274,
0.4808,
0.4367,
0.1731,
0.1007,
0.0429,
0.0031
],
"peak_position_normalised": 0.7829
}
},
"complexity_law": {
"available": true,
"bar_length_s": 1.6719,
"bars": 22,
"index_per_bar": [
0.1092,
0.9147,
0.8942,
0.8497,
0.8971,
0.9042,
0.7754,
0.8948,
0.998,
0.9417,
0.9879,
0.9382,
1.0,
0.9479,
0.9911,
0.9463,
0.9959,
0.9843,
0.9502,
0.8812,
0.7163,
0.1879
],
"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": 1,
"at_s": 1.67,
"delta": 0.806,
"at_section_boundary": true
},
{
"bar": 20,
"at_s": 33.44,
"delta": -0.165,
"at_section_boundary": false
},
{
"bar": 21,
"at_s": 35.11,
"delta": -0.528,
"at_section_boundary": true
}
],
"steps_at_section_boundaries": 2,
"steps_total": 3,
"boundary_step_share": 0.667,
"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": 1.63,
"melodic_salience": 0.8208,
"voiced_fraction": 0.4912,
"note_count": 61,
"mean_lanes": 7.108,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 18.99,
"peak_position_normalised": 0.7903,
"peak_at_s": 29.582,
"arc_curve_db": [
-74.55,
-100.09,
-38.76,
-20.77,
-15.39,
-14.03,
-13.3,
-13.03,
-13.53,
-13.92,
-13.28,
-13.17,
-13.27,
-13.12,
-12.87,
-12.35,
-11.77,
-12.36,
-11.2,
-10.43,
-12.17,
-12.26,
-11.06,
-10.9,
-12.36,
-12.4,
-10.67,
-10.16,
-11.51,
-12.53,
-12.71,
-11.57,
-11.16,
-12.75,
-13.63,
-11.89,
-10.72,
-12.05,
-12.82,
-11.07,
-9.96,
-12.27,
-12.14,
-11.54,
-15.73,
-18.82,
-22.03,
-26.23,
-29.84,
-66.0,
-87.36
],
"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
]
},
"register": {
"melody_span_semitones": 36.67,
"melody_tessitura_midi": 37.33,
"bass_floor_band": {
"sub": 0.11011,
"low_bass": 0.18161,
"bass": 0.16875,
"low_mid": 0.10927,
"mid": 0.19114,
"upper_mid": 0.14278,
"presence": 0.05855,
"brilliance": 0.02741,
"air": 0.00992,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 0.11011,
"low_bass": 0.18161,
"bass": 0.16875,
"low_mid": 0.10927,
"mid": 0.19114,
"upper_mid": 0.14278,
"presence": 0.05855,
"brilliance": 0.02741,
"air": 0.00992,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 1.0,
"interior_distance_median": 0.02523,
"seam_ratio": 39.641,
"seam_clean": false,
"tail_rms_over_mid": 0.0,
"head_rms_over_mid": 0.0,
"tail_rms_trend": -0.8402,
"head_rms_trend": 0.8421,
"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": 1951.3,
"spectral_centroid_curve_hz": [
0.0,
780.0,
2062.1,
4228.0,
2558.8,
1986.7,
1730.7,
1418.1,
1451.7,
1274.8,
2016.2,
1199.9,
2186.8,
1352.7,
1295.7,
1472.5,
1925.7,
2358.0,
3272.5,
2376.6,
2772.5,
1734.7,
2258.7,
2209.7,
2364.3,
1977.2,
1823.3,
2573.6,
2167.0,
2086.4,
1925.8,
2086.6,
2140.9,
2336.7,
2330.1,
2119.7,
2402.8,
2402.4,
2532.7,
1514.8,
3175.6,
2206.9,
1463.6,
1297.9,
1371.9,
1681.0,
1375.2,
1227.7,
890.9,
745.6,
0.0
],
"spectral_rolloff85_hz_mean": 4082.9,
"spectral_flatness_mean": 0.04365,
"signature_colour": "warm"
}
}
}