music/exemplars/formula_cards/UNMATCHED__119_Trainers_Eyes_Meet_Artist_.json
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"slope_db_per_s": 1208.073
},
{
"position": 0.047,
"start_s": 1.811,
"end_s": 2.949,
"db_delta": 8.36,
"lanes_added": 1.64,
"slope_db_per_s": 7.351
}
],
"breaks": [
{
"position": 0.0,
"at_s": 0.0,
"duration_s": 0.325
},
{
"position": 0.9629,
"at_s": 37.105,
"duration_s": 1.416
}
],
"tuttis": [
{
"position": 0.0446,
"at_s": 1.718,
"duration_s": 1.672,
"lanes": 9
},
{
"position": 0.1073,
"at_s": 4.133,
"duration_s": 0.882,
"lanes": 9
},
{
"position": 0.1506,
"at_s": 5.805,
"duration_s": 3.344,
"lanes": 9
},
{
"position": 0.2471,
"at_s": 9.52,
"duration_s": 0.929,
"lanes": 9
},
{
"position": 0.3706,
"at_s": 14.28,
"duration_s": 2.879,
"lanes": 9
},
{
"position": 0.4538,
"at_s": 17.485,
"duration_s": 0.975,
"lanes": 9
},
{
"position": 0.5279,
"at_s": 20.341,
"duration_s": 1.834,
"lanes": 9
},
{
"position": 0.611,
"at_s": 23.545,
"duration_s": 1.091,
"lanes": 9
},
{
"position": 0.6623,
"at_s": 25.519,
"duration_s": 1.138,
"lanes": 9
},
{
"position": 0.6978,
"at_s": 26.889,
"duration_s": 2.694,
"lanes": 9
},
{
"position": 0.7894,
"at_s": 30.418,
"duration_s": 2.833,
"lanes": 9
},
{
"position": 0.8756,
"at_s": 33.739,
"duration_s": 1.44,
"lanes": 9
}
],
"silence_budget": {
"fraction": 0.0464,
"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": 4,
"raises": 2,
"breaks": 2,
"tuttis": 12
}
},
"opening_and_flow_law": {
"onset_type": "fade_in",
"first_sound_at_s": 0.348,
"time_to_hook_s": 0.72,
"time_to_hook_bars": 0.7,
"time_to_full_texture_s": 0.604,
"time_to_full_texture_bars": 0.59,
"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
],
"values": [
0.0929,
0.6108,
0.5146,
0.7106,
0.7442,
0.7058,
0.6711,
0.6819,
0.6887,
0.7112,
0.7249,
0.7172,
0.7526,
0.7537,
0.7512,
0.7243,
0.7304,
0.7157,
0.6937,
0.7011,
0.76,
0.7751,
0.7479,
0.7669,
0.7472,
0.7214,
0.718,
0.7412,
0.7026,
0.7581,
0.675,
0.6769,
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0.6981,
0.6942,
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0.6871,
0.7587,
0.7936,
0.767,
0.7135,
0.7563,
0.7751,
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0.7099,
0.4823,
0.6219,
0.6209,
0.3979,
0.1245,
0.1358,
0.0697
],
"peak_position_normalised": 0.5672
}
},
"complexity_law": {
"available": true,
"bar_length_s": 1.0217,
"bars": 37,
"index_per_bar": [
0.716,
0.9064,
1.0,
0.9401,
0.9886,
0.9361,
0.9824,
0.9934,
0.9909,
0.9687,
0.952,
0.9454,
0.9696,
0.9429,
0.995,
0.9948,
0.9669,
0.9934,
0.9352,
0.9595,
0.9964,
0.9862,
0.944,
0.9917,
0.9571,
0.9906,
0.9858,
0.989,
0.9895,
0.969,
0.9857,
0.997,
0.9022,
0.9964,
0.8268,
0.2572,
0.0337
],
"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": 1.02,
"delta": 0.19,
"at_section_boundary": true
},
{
"bar": 34,
"at_s": 34.74,
"delta": -0.17,
"at_section_boundary": false
},
{
"bar": 35,
"at_s": 35.76,
"delta": -0.57,
"at_section_boundary": false
},
{
"bar": 36,
"at_s": 36.78,
"delta": -0.224,
"at_section_boundary": false
}
],
"steps_at_section_boundaries": 1,
"steps_total": 4,
"boundary_step_share": 0.25,
"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": 2.517,
"melodic_salience": 0.7599,
"voiced_fraction": 0.3655,
"note_count": 97,
"mean_lanes": 7.923,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 14.68,
"peak_position_normalised": 0.7263,
"peak_at_s": 27.98,
"arc_curve_db": [
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-55.09,
-17.21,
-14.33,
-13.95,
-15.71,
-16.03,
-15.11,
-14.4,
-14.65,
-14.48,
-14.22,
-14.16,
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-13.57,
-13.31,
-13.92,
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-14.24,
-13.3,
-13.08,
-12.69,
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-14.04,
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-13.46,
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-14.3,
-14.26,
-13.81,
-13.57,
-12.91,
-12.55,
-12.98,
-13.38,
-13.17,
-13.2,
-13.05,
-15.22,
-17.7,
-17.72,
-20.9,
-28.47,
-38.65,
-53.91,
-65.75
],
"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
]
},
"register": {
"melody_span_semitones": 28.0,
"melody_tessitura_midi": 49.0,
"bass_floor_band": {
"sub": 4e-05,
"low_bass": 0.00474,
"bass": 0.15147,
"low_mid": 0.19293,
"mid": 0.30555,
"upper_mid": 0.32102,
"presence": 0.02021,
"brilliance": 0.00293,
"air": 0.00107,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 4e-05,
"low_bass": 0.00474,
"bass": 0.15147,
"low_mid": 0.19293,
"mid": 0.30555,
"upper_mid": 0.32102,
"presence": 0.02021,
"brilliance": 0.00293,
"air": 0.00107,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 1.0,
"interior_distance_median": 0.06598,
"seam_ratio": 15.156,
"seam_clean": false,
"tail_rms_over_mid": 0.0003,
"head_rms_over_mid": 0.0,
"tail_rms_trend": -0.8447,
"head_rms_trend": 0.1994,
"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": 1388.2,
"spectral_centroid_curve_hz": [
0.0,
1358.0,
1340.2,
1214.9,
1363.2,
1402.4,
1230.9,
1497.8,
1021.8,
1303.0,
1489.9,
1244.7,
1652.6,
1481.0,
1422.4,
1540.2,
1344.9,
1322.5,
1521.8,
1335.7,
1306.1,
1578.4,
1298.6,
1667.0,
1406.8,
1504.8,
1465.0,
1531.2,
1021.8,
1708.1,
1343.9,
1557.9,
1496.0,
1097.0,
1375.5,
1498.6,
1167.0,
1400.2,
1647.9,
1382.4,
1334.1,
1353.9,
1544.4,
1358.6,
1426.4,
1259.3,
1200.5,
1549.0,
1529.6,
1179.8,
1474.6,
781.6
],
"spectral_rolloff85_hz_mean": 2395.7,
"spectral_flatness_mean": 0.01079,
"signature_colour": "warm"
}
}
}