music/exemplars/formula_cards/UNMATCHED__178_Trainers_Eyes_Meet_Punk_Guy_.json
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"position": 0.9596,
"at_s": 46.347,
"db_delta": -8.88,
"lanes_removed": 0.7,
"bars_held_s": 1.37,
"re_enters_at_s": 47.717
},
{
"position": 0.9846,
"at_s": 47.554,
"db_delta": -82.12,
"lanes_removed": -0.0,
"bars_held_s": 0.163,
"re_enters_at_s": 47.717
}
],
"raises": [
{
"position": 0.0125,
"start_s": 0.604,
"end_s": 41.68,
"db_delta": 131.44,
"lanes_added": 5.34,
"slope_db_per_s": 3.2
},
{
"position": 0.0486,
"start_s": 2.345,
"end_s": 42.121,
"db_delta": -0.77,
"lanes_added": 1.53,
"slope_db_per_s": -0.019
}
],
"breaks": [
{
"position": 0.0,
"at_s": 0.0,
"duration_s": 0.441
},
{
"position": 0.9731,
"at_s": 46.997,
"duration_s": 1.3
}
],
"tuttis": [
{
"position": 0.0587,
"at_s": 2.833,
"duration_s": 40.31,
"lanes": 9
}
],
"silence_budget": {
"fraction": 0.037,
"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": 2,
"breaks": 2,
"tuttis": 1
}
},
"opening_and_flow_law": {
"onset_type": "fade_in",
"first_sound_at_s": 0.464,
"time_to_hook_s": 0.488,
"time_to_hook_bars": 0.21,
"time_to_full_texture_s": 2.786,
"time_to_full_texture_bars": 1.2,
"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
],
"values": [
0.0765,
0.4928,
0.6721,
0.6747,
0.7859,
0.7533,
0.7505,
0.8147,
0.7941,
0.7476,
0.7799,
0.7817,
0.7785,
0.8303,
0.7951,
0.8006,
0.7611,
0.8071,
0.7913,
0.7404,
0.7762,
0.7627,
0.7654,
0.8533,
0.8119,
0.8047,
0.8015,
0.8099,
0.7974,
0.751,
0.8013,
0.7896,
0.7682,
0.8071,
0.7826,
0.7668,
0.7782,
0.8274,
0.8078,
0.775,
0.8043,
0.7876,
0.7634,
0.8303,
0.7546,
0.7662,
0.7639,
0.7961,
0.7996,
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0.8128,
0.8123,
0.7851,
0.7928,
0.7589,
0.7472,
0.7222,
0.7067,
0.6611,
0.5296,
0.51,
0.3985,
0.11,
0.1601,
0.1932,
0.0
],
"peak_position_normalised": 0.7558
}
},
"complexity_law": {
"available": true,
"bar_length_s": 2.322,
"bars": 20,
"index_per_bar": [
0.6271,
0.9639,
0.9945,
0.99,
0.988,
0.9949,
0.9986,
0.993,
0.9838,
0.9943,
0.9938,
0.9901,
0.9888,
0.9949,
1.0,
0.9953,
0.9844,
0.9933,
0.9735,
0.7133
],
"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": 2.32,
"delta": 0.337,
"at_section_boundary": true
},
{
"bar": 19,
"at_s": 44.12,
"delta": -0.26,
"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": 1.739,
"melodic_salience": 0.3843,
"voiced_fraction": 0.4996,
"note_count": 84,
"mean_lanes": 8.24,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 10.28,
"peak_position_normalised": 0.7562,
"peak_at_s": 36.525,
"arc_curve_db": [
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-68.85,
-11.25,
-11.81,
-12.04,
-11.22,
-10.45,
-10.31,
-10.64,
-10.73,
-11.0,
-10.76,
-9.99,
-10.12,
-10.66,
-10.81,
-10.58,
-10.26,
-10.41,
-10.96,
-11.31,
-11.45,
-10.91,
-10.16,
-10.02,
-10.1,
-10.12,
-10.09,
-10.37,
-11.15,
-10.91,
-10.41,
-10.53,
-10.53,
-10.79,
-11.02,
-10.42,
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-10.24,
-10.76,
-10.87,
-10.38,
-10.52,
-10.58,
-11.02,
-11.6,
-11.23,
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-10.19,
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-11.44,
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-11.73,
-13.48,
-15.57,
-18.42,
-21.69,
-26.13,
-33.33,
-50.93,
-112.08,
-81.08
],
"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": 6.67,
"melody_tessitura_midi": 45.0,
"bass_floor_band": {
"sub": 0.00537,
"low_bass": 0.20301,
"bass": 0.20017,
"low_mid": 0.0763,
"mid": 0.03306,
"upper_mid": 0.11442,
"presence": 0.23262,
"brilliance": 0.12335,
"air": 0.01163,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 0.00537,
"low_bass": 0.20301,
"bass": 0.20017,
"low_mid": 0.0763,
"mid": 0.03306,
"upper_mid": 0.11442,
"presence": 0.23262,
"brilliance": 0.12335,
"air": 0.01163,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 1.0,
"interior_distance_median": 0.03853,
"seam_ratio": 25.955,
"seam_clean": false,
"tail_rms_over_mid": 0.0,
"head_rms_over_mid": 0.0,
"tail_rms_trend": -0.7772,
"head_rms_trend": 0.8318,
"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": 2584.3,
"spectral_centroid_curve_hz": [
0.0,
1672.3,
3438.7,
3646.5,
3660.7,
2175.5,
1694.8,
2986.0,
2643.4,
1565.0,
2736.2,
2261.0,
1958.0,
3089.6,
2697.2,
2957.4,
1860.1,
2896.2,
2515.3,
1557.0,
2936.7,
2544.3,
2146.6,
3960.2,
2547.9,
2425.4,
2375.1,
2718.9,
2639.8,
1938.9,
3111.9,
2429.2,
1764.6,
3059.1,
2589.8,
2080.2,
2172.2,
2974.2,
2693.1,
2282.8,
3033.4,
2314.2,
1687.5,
3634.5,
2156.4,
2673.8,
2450.7,
2746.3,
2300.0,
1909.7,
2707.6,
2639.6,
2091.5,
2869.2,
2349.0,
2280.7,
2020.6,
2903.9,
2959.2,
1970.8,
3610.2,
2695.2,
2012.2,
3906.0,
4998.6,
0.0
],
"spectral_rolloff85_hz_mean": 4918.0,
"spectral_flatness_mean": 0.04851,
"signature_colour": "warm"
}
}
}