music/exemplars/formula_cards/UNMATCHED__194_A_Pok_Radar_Hit_.json
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{
"position": 0.1878,
"at_s": 6.525,
"duration_s": 6.409,
"lanes": 9
},
{
"position": 0.3817,
"at_s": 13.259,
"duration_s": 3.019,
"lanes": 9
},
{
"position": 0.4746,
"at_s": 16.486,
"duration_s": 3.32,
"lanes": 9
},
{
"position": 0.5949,
"at_s": 20.666,
"duration_s": 6.502,
"lanes": 9
},
{
"position": 0.7888,
"at_s": 27.4,
"duration_s": 2.949,
"lanes": 9
},
{
"position": 0.8837,
"at_s": 30.697,
"duration_s": 1.347,
"lanes": 9
}
],
"silence_budget": {
"fraction": 0.0354,
"seconds": 1.23,
"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": 6,
"raises": 3,
"breaks": 2,
"tuttis": 8
}
},
"opening_and_flow_law": {
"onset_type": "fade_in",
"first_sound_at_s": 0.464,
"time_to_hook_s": 0.72,
"time_to_hook_bars": 0.41,
"time_to_full_texture_s": 1.231,
"time_to_full_texture_bars": 0.7,
"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
],
"values": [
0.0138,
0.3299,
0.5936,
0.6784,
0.6425,
0.7134,
0.7149,
0.6819,
0.6309,
0.658,
0.6834,
0.728,
0.6941,
0.7218,
0.7172,
0.712,
0.6544,
0.6314,
0.6768,
0.739,
0.7442,
0.6887,
0.6667,
0.635,
0.7169,
0.7186,
0.6725,
0.6363,
0.6601,
0.6994,
0.7236,
0.6983,
0.7171,
0.7172,
0.7061,
0.6585,
0.6326,
0.658,
0.7348,
0.743,
0.6819,
0.5759,
0.5654,
0.5737,
0.4951,
0.2419,
0.0799
],
"peak_position_normalised": 0.4378
}
},
"complexity_law": {
"available": true,
"bar_length_s": 1.7647,
"bars": 19,
"index_per_bar": [
0.6653,
0.9964,
0.9992,
0.9755,
0.9961,
0.9967,
0.9971,
0.9945,
0.9945,
0.9955,
1.0,
0.975,
0.997,
0.9962,
0.9959,
0.9994,
0.9925,
0.9848,
0.893
],
"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": 1.76,
"delta": 0.331,
"at_section_boundary": true
}
],
"steps_at_section_boundaries": 1,
"steps_total": 1,
"boundary_step_share": 1.0,
"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": 2.102,
"melodic_salience": 0.909,
"voiced_fraction": 0.5984,
"note_count": 73,
"mean_lanes": 8.285,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 14.89,
"peak_position_normalised": 0.5401,
"peak_at_s": 18.762,
"arc_curve_db": [
-66.46,
-77.1,
-16.96,
-13.46,
-13.43,
-10.82,
-10.08,
-12.99,
-15.08,
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-11.31,
-11.15,
-11.54,
-10.84,
-10.34,
-10.78,
-13.48,
-15.69,
-13.43,
-10.37,
-10.87,
-11.57,
-13.48,
-13.66,
-10.86,
-10.14,
-12.82,
-15.0,
-13.59,
-11.36,
-11.11,
-11.55,
-10.95,
-10.3,
-10.79,
-13.41,
-15.65,
-13.49,
-10.34,
-10.84,
-11.5,
-14.44,
-16.54,
-16.81,
-21.59,
-34.0,
-51.84
],
"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
]
},
"register": {
"melody_span_semitones": 52.0,
"melody_tessitura_midi": 45.0,
"bass_floor_band": {
"sub": 0.01302,
"low_bass": 0.12095,
"bass": 0.50038,
"low_mid": 0.07543,
"mid": 0.06433,
"upper_mid": 0.06502,
"presence": 0.10621,
"brilliance": 0.04188,
"air": 0.01272,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 0.01302,
"low_bass": 0.12095,
"bass": 0.50038,
"low_mid": 0.07543,
"mid": 0.06433,
"upper_mid": 0.06502,
"presence": 0.10621,
"brilliance": 0.04188,
"air": 0.01272,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 1.0,
"interior_distance_median": 0.04448,
"seam_ratio": 22.481,
"seam_clean": false,
"tail_rms_over_mid": 0.0001,
"head_rms_over_mid": 0.0,
"tail_rms_trend": -0.874,
"head_rms_trend": 0.7442,
"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": 2735.6,
"spectral_centroid_curve_hz": [
0.0,
4858.2,
2292.3,
4217.4,
2172.8,
2383.5,
2176.3,
2640.9,
2338.7,
3574.5,
2151.3,
3616.7,
2345.6,
2862.0,
2502.8,
2547.1,
2142.1,
2874.3,
2882.6,
3446.0,
3287.6,
2691.7,
3702.0,
1925.3,
2610.9,
2321.6,
2055.7,
2609.0,
3767.9,
3073.3,
3519.9,
2486.5,
2697.4,
2576.3,
2054.7,
2155.1,
2990.5,
2104.9,
3413.3,
3328.5,
2611.5,
2706.9,
1865.9,
3241.8,
2366.3,
1862.0,
3321.1
],
"spectral_rolloff85_hz_mean": 5592.5,
"spectral_flatness_mean": 0.04669,
"signature_colour": "bright"
}
}
}