music/exemplars/formula_cards/UNMATCHED__37_-_Drunken_Imps.json
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0,
0,
0,
0,
0,
0,
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],
"max": 9,
"mean": 7.897
},
"register_spacing_octaves": [
1.085,
1.0,
0.99,
0.99,
0.99,
0.99,
1.0,
1.0
]
},
"event_grammar": {
"drops": [
{
"position": 0.875,
"at_s": 42.934,
"db_delta": -1.83,
"lanes_removed": 1.71,
"bars_held_s": 5.55,
"re_enters_at_s": 48.483
},
{
"position": 0.9067,
"at_s": 44.489,
"db_delta": -3.85,
"lanes_removed": 1.64,
"bars_held_s": 3.994,
"re_enters_at_s": 48.483
},
{
"position": 0.9313,
"at_s": 45.697,
"db_delta": -6.41,
"lanes_removed": 0.16,
"bars_held_s": 2.786,
"re_enters_at_s": 48.483
},
{
"position": 0.9559,
"at_s": 46.904,
"db_delta": -36.15,
"lanes_removed": -0.0,
"bars_held_s": 1.579,
"re_enters_at_s": 48.483
}
],
"raises": [
{
"position": 0.0123,
"start_s": 0.604,
"end_s": 1.858,
"db_delta": 95.62,
"lanes_added": 5.96,
"slope_db_per_s": 76.258
},
{
"position": 0.9876,
"start_s": 48.46,
"end_s": 48.483,
"db_delta": 8.88,
"lanes_added": 0.0,
"slope_db_per_s": 382.246
}
],
"breaks": [
{
"position": 0.0,
"at_s": 0.0,
"duration_s": 0.348
},
{
"position": 0.9512,
"at_s": 46.672,
"duration_s": 2.392
}
],
"tuttis": [
{
"position": 0.0109,
"at_s": 0.534,
"duration_s": 16.3,
"lanes": 9
},
{
"position": 0.3474,
"at_s": 17.043,
"duration_s": 17.252,
"lanes": 9
},
{
"position": 0.7028,
"at_s": 34.482,
"duration_s": 6.432,
"lanes": 9
}
],
"silence_budget": {
"fraction": 0.0591,
"seconds": 2.901,
"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": 2,
"tuttis": 3
}
},
"opening_and_flow_law": {
"onset_type": "fade_in",
"first_sound_at_s": 0.372,
"time_to_hook_s": 1.858,
"time_to_hook_bars": 0.87,
"time_to_full_texture_s": 0.418,
"time_to_full_texture_bars": 0.2,
"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
],
"values": [
0.0771,
0.581,
0.668,
0.6819,
0.6695,
0.6577,
0.6914,
0.692,
0.6771,
0.666,
0.6614,
0.6669,
0.6875,
0.6688,
0.636,
0.6438,
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0.6766,
0.7021,
0.6581,
0.6438,
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0.66,
0.6857,
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0.673,
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0.6821,
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0.2442,
0.0634,
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0.0548,
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0.0
],
"peak_position_normalised": 0.283
}
},
"complexity_law": {
"available": true,
"bar_length_s": 2.1362,
"bars": 22,
"index_per_bar": [
0.8769,
0.9949,
0.9945,
0.9933,
0.996,
0.9963,
0.9975,
0.986,
0.995,
0.9963,
0.9963,
0.9931,
0.995,
0.992,
1.0,
0.9896,
0.9885,
0.994,
0.9966,
0.8984,
0.665,
0.0953
],
"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": 20,
"at_s": 42.72,
"delta": -0.233,
"at_section_boundary": true
},
{
"bar": 21,
"at_s": 44.86,
"delta": -0.57,
"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": 0.55,
"melodic_salience": 0.3986,
"voiced_fraction": 0.0795,
"note_count": 27,
"mean_lanes": 7.897,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 18.78,
"peak_position_normalised": 0.6446,
"peak_at_s": 31.626,
"arc_curve_db": [
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-56.83,
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-30.74,
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-45.92,
-71.39,
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0.74,
1.49,
2.23,
2.97,
3.72,
4.46,
5.2,
5.94,
6.69,
7.43,
8.17,
8.92,
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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
]
},
"register": {
"melody_span_semitones": 33.33,
"melody_tessitura_midi": 78.67,
"bass_floor_band": {
"sub": 3e-05,
"low_bass": 0.00012,
"bass": 0.05716,
"low_mid": 0.10554,
"mid": 0.03172,
"upper_mid": 0.68961,
"presence": 0.10654,
"brilliance": 0.00842,
"air": 0.00085,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 3e-05,
"low_bass": 0.00012,
"bass": 0.05716,
"low_mid": 0.10554,
"mid": 0.03172,
"upper_mid": 0.68961,
"presence": 0.10654,
"brilliance": 0.00842,
"air": 0.00085,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 1.0,
"interior_distance_median": 0.04099,
"seam_ratio": 24.397,
"seam_clean": false,
"tail_rms_over_mid": 0.0,
"head_rms_over_mid": 0.0,
"tail_rms_trend": 0.0,
"head_rms_trend": 0.7728,
"baked_fade_out": false,
"baked_fade_in": true
},
"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": 1634.4,
"spectral_centroid_curve_hz": [
0.0,
1540.4,
1624.6,
1780.8,
1440.9,
1524.7,
1843.1,
1786.3,
1485.2,
1660.8,
1321.1,
1498.0,
1829.9,
1778.8,
1359.9,
2061.6,
1674.8,
1391.7,
1494.4,
1618.6,
1393.2,
1871.7,
1686.0,
2226.8,
2755.9,
1787.3,
1818.4,
1199.9,
1780.0,
1646.7,
1273.1,
1700.7,
1874.3,
1480.9,
1912.2,
1880.9,
1875.9,
1572.1,
1899.6,
1672.1,
1413.8,
1826.7,
1668.5,
1404.3,
1774.7,
1751.7,
1426.9,
2328.4,
1572.5,
1421.3,
1785.6,
1481.6,
1552.4,
1787.8,
1806.0,
1499.6,
1603.0,
1419.4,
1493.2,
2173.1,
1629.9,
1354.0,
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0.0,
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0.0
],
"spectral_rolloff85_hz_mean": 2714.3,
"spectral_flatness_mean": 0.04723,
"signature_colour": "warm"
}
}
}