music/exemplars/formula_cards/UNMATCHED__15_-_Conversing_with_a_God.json
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"mean": 6.811
},
"register_spacing_octaves": [
1.0,
0.99,
0.99,
0.99,
0.99,
1.0,
1.0
]
},
"event_grammar": {
"drops": [
{
"position": 0.8577,
"at_s": 40.333,
"db_delta": -3.6,
"lanes_removed": 1.56,
"bars_held_s": 6.107,
"re_enters_at_s": 46.44
},
{
"position": 0.8833,
"at_s": 41.54,
"db_delta": -2.84,
"lanes_removed": 1.67,
"bars_held_s": 4.899,
"re_enters_at_s": 46.44
},
{
"position": 0.9357,
"at_s": 44.002,
"db_delta": -6.07,
"lanes_removed": -0.0,
"bars_held_s": 2.438,
"re_enters_at_s": 46.44
},
{
"position": 0.9614,
"at_s": 45.209,
"db_delta": -93.19,
"lanes_removed": -0.0,
"bars_held_s": 1.231,
"re_enters_at_s": 46.44
}
],
"raises": [
{
"position": 0.0128,
"start_s": 0.604,
"end_s": 1.718,
"db_delta": 31.7,
"lanes_added": 4.23,
"slope_db_per_s": 28.444
},
{
"position": 0.987,
"start_s": 46.417,
"end_s": 46.44,
"db_delta": 8.88,
"lanes_added": 0.0,
"slope_db_per_s": 382.246
}
],
"breaks": [
{
"position": 0.9451,
"at_s": 44.443,
"duration_s": 2.577
}
],
"tuttis": [],
"silence_budget": {
"fraction": 0.0602,
"seconds": 2.832,
"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": 1,
"tuttis": 0
}
},
"opening_and_flow_law": {
"onset_type": "fade_in",
"first_sound_at_s": 0.232,
"time_to_hook_s": 1.277,
"time_to_hook_bars": 0.81,
"time_to_full_texture_s": 7.848,
"time_to_full_texture_bars": 4.97,
"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
],
"values": [
0.1498,
0.5995,
0.6431,
0.6393,
0.6249,
0.6139,
0.624,
0.6871,
0.6907,
0.6912,
0.6749,
0.6577,
0.6508,
0.728,
0.6442,
0.5975,
0.5989,
0.6162,
0.6593,
0.6803,
0.6884,
0.7031,
0.6791,
0.6602,
0.6445,
0.6425,
0.6302,
0.6871,
0.7162,
0.6997,
0.6784,
0.6874,
0.6541,
0.6428,
0.6585,
0.6092,
0.5987,
0.6099,
0.658,
0.662,
0.6803,
0.6789,
0.6821,
0.6594,
0.637,
0.6185,
0.5861,
0.5902,
0.5773,
0.5878,
0.5619,
0.4861,
0.4486,
0.423,
0.4264,
0.2761,
0.1678,
0.0883,
0.0882,
0.0613,
0.0608,
0.1338,
0.0,
0.0
],
"peak_position_normalised": 0.3304
}
},
"complexity_law": {
"available": true,
"bar_length_s": 1.5789,
"bars": 29,
"index_per_bar": [
0.8319,
0.9294,
0.8837,
0.9311,
0.9643,
0.9687,
0.9757,
0.9429,
0.9804,
0.9929,
0.9282,
0.9145,
0.8898,
0.9425,
0.972,
0.9803,
0.9301,
0.9436,
1.0,
0.969,
0.924,
0.8744,
0.8921,
0.9304,
0.8589,
0.794,
0.3299,
0.0639,
0.037
],
"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": 26,
"at_s": 41.05,
"delta": -0.464,
"at_section_boundary": false
},
{
"bar": 27,
"at_s": 42.63,
"delta": -0.266,
"at_section_boundary": false
}
],
"steps_at_section_boundaries": 0,
"steps_total": 2,
"boundary_step_share": 0.0,
"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": 0.553,
"melodic_salience": 0.4714,
"voiced_fraction": 0.0857,
"note_count": 26,
"mean_lanes": 6.811,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 23.76,
"peak_position_normalised": 0.4385,
"peak_at_s": 20.619,
"arc_curve_db": [
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-31.52,
-16.81,
-17.69,
-17.54,
-17.23,
-16.76,
-15.84,
-15.82,
-15.9,
-16.19,
-16.51,
-16.66,
-16.51,
-17.04,
-18.37,
-18.6,
-17.96,
-16.64,
-15.72,
-15.82,
-15.92,
-16.04,
-16.3,
-16.62,
-17.22,
-16.84,
-15.75,
-15.59,
-15.72,
-15.9,
-16.4,
-16.74,
-16.27,
-16.64,
-18.21,
-18.67,
-18.11,
-17.16,
-15.97,
-15.72,
-15.95,
-15.74,
-16.49,
-17.1,
-17.65,
-18.39,
-17.98,
-18.03,
-19.38,
-20.36,
-21.8,
-23.94,
-25.39,
-27.51,
-31.1,
-34.85,
-38.18,
-42.2,
-47.85,
-61.54,
-129.7,
-193.17,
-129.23
],
"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
]
},
"register": {
"melody_span_semitones": 12.0,
"melody_tessitura_midi": 66.0,
"bass_floor_band": {
"sub": 0.0,
"low_bass": 2e-05,
"bass": 0.00054,
"low_mid": 0.09943,
"mid": 0.21833,
"upper_mid": 0.37322,
"presence": 0.26602,
"brilliance": 0.03668,
"air": 0.00576,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 0.0,
"low_bass": 2e-05,
"bass": 0.00054,
"low_mid": 0.09943,
"mid": 0.21833,
"upper_mid": 0.37322,
"presence": 0.26602,
"brilliance": 0.03668,
"air": 0.00576,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 1.0,
"interior_distance_median": 0.02848,
"seam_ratio": 35.114,
"seam_clean": false,
"tail_rms_over_mid": 0.0,
"head_rms_over_mid": 0.0003,
"tail_rms_trend": 0.0,
"head_rms_trend": 0.8615,
"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": 2018.7,
"spectral_centroid_curve_hz": [
2084.7,
2850.3,
1970.2,
2114.2,
1910.0,
2496.8,
2200.7,
2225.8,
2221.6,
2363.1,
2121.0,
1937.5,
1605.4,
2959.4,
2052.4,
1698.6,
1864.3,
1989.5,
2070.4,
2059.7,
1893.9,
2634.0,
2029.1,
1838.1,
1796.5,
1866.6,
2311.3,
2368.9,
2779.7,
2476.1,
2025.8,
2451.5,
1930.5,
1428.9,
2322.5,
1728.0,
1875.7,
1948.0,
2326.0,
1614.1,
1619.5,
1903.9,
2181.3,
1932.8,
1755.3,
1902.3,
2306.1,
2533.1,
2232.4,
2110.8,
2122.6,
1906.5,
1636.0,
1478.1,
2361.5,
2002.7,
1706.9,
2063.3,
2336.4,
1689.7,
1842.2,
4293.6,
0.0,
0.0
],
"spectral_rolloff85_hz_mean": 3513.3,
"spectral_flatness_mean": 0.0446,
"signature_colour": "warm"
}
}
}