music/exemplars/formula_cards/UNMATCHED__12_Hurry_Along_1.json
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"note": "This measurement is admissible only because the positive control recovered its planted answers in the same process, immediately before it."
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"breaks": 2,
"tuttis": 0
}
},
"opening_and_flow_law": {
"onset_type": "fade_in",
"first_sound_at_s": 0.464,
"time_to_hook_s": 0.848,
"time_to_hook_bars": 0.46,
"time_to_full_texture_s": 1.207,
"time_to_full_texture_bars": 0.65,
"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
],
"values": [
0.0494,
0.4921,
0.4988,
0.571,
0.6104,
0.4764,
0.5305,
0.4954,
0.6119,
0.6164,
0.6475,
0.4612,
0.5381,
0.6306,
0.6347,
0.65,
0.4649,
0.5463,
0.6309,
0.6893,
0.6318,
0.4896,
0.5299,
0.6505,
0.6641,
0.6298,
0.4836,
0.5451,
0.6977,
0.6507,
0.6196,
0.5179,
0.4992,
0.5981,
0.4239,
0.2841,
0.053,
0.1378,
0.0001
],
"peak_position_normalised": 0.7368
}
},
"complexity_law": {
"available": true,
"bar_length_s": 1.8576,
"bars": 15,
"index_per_bar": [
0.7887,
0.9731,
0.9758,
0.973,
0.9805,
0.9921,
0.9825,
0.9998,
0.9873,
0.9979,
0.9775,
1.0,
0.987,
0.8664,
0.2876
],
"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": 1.86,
"delta": 0.184,
"at_section_boundary": true
},
{
"bar": 14,
"at_s": 26.01,
"delta": -0.579,
"at_section_boundary": true
}
],
"steps_at_section_boundaries": 2,
"steps_total": 2,
"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": 2.656,
"melodic_salience": 0.8223,
"voiced_fraction": 0.5027,
"note_count": 75,
"mean_lanes": 6.878,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 17.8,
"peak_position_normalised": 0.4852,
"peak_at_s": 13.7,
"arc_curve_db": [
-63.53,
-72.02,
-17.24,
-16.64,
-17.76,
-18.58,
-16.15,
-16.0,
-16.99,
-17.79,
-18.29,
-15.76,
-15.54,
-16.37,
-16.86,
-16.94,
-15.1,
-15.26,
-16.13,
-16.58,
-16.56,
-15.63,
-16.01,
-16.07,
-16.44,
-16.93,
-15.79,
-15.54,
-15.82,
-16.33,
-16.67,
-16.37,
-17.45,
-19.29,
-23.83,
-31.36,
-44.27,
-108.17,
-82.38
],
"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
]
},
"register": {
"melody_span_semitones": 14.0,
"melody_tessitura_midi": 45.0,
"bass_floor_band": {
"sub": 5e-05,
"low_bass": 0.09313,
"bass": 0.41597,
"low_mid": 0.10378,
"mid": 0.28477,
"upper_mid": 0.07803,
"presence": 0.00971,
"brilliance": 0.01232,
"air": 0.00223,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 5e-05,
"low_bass": 0.09313,
"bass": 0.41597,
"low_mid": 0.10378,
"mid": 0.28477,
"upper_mid": 0.07803,
"presence": 0.00971,
"brilliance": 0.01232,
"air": 0.00223,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 1.0,
"interior_distance_median": 0.09968,
"seam_ratio": 10.032,
"seam_clean": false,
"tail_rms_over_mid": 0.0,
"head_rms_over_mid": 0.0,
"tail_rms_trend": -0.8175,
"head_rms_trend": 0.7734,
"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": 1537.8,
"spectral_centroid_curve_hz": [
0.0,
1702.6,
1573.7,
863.6,
1106.4,
2223.5,
2677.9,
1287.7,
1025.3,
1274.6,
2543.1,
1566.4,
1148.7,
1178.1,
1351.7,
1829.1,
1240.1,
1074.6,
997.3,
2446.8,
1324.9,
1052.6,
1069.9,
1688.9,
2049.9,
1273.2,
975.5,
1105.5,
2805.5,
1416.6,
985.4,
1000.7,
1077.2,
2546.7,
1187.2,
856.9,
899.0,
3549.6,
0.0
],
"spectral_rolloff85_hz_mean": 3158.4,
"spectral_flatness_mean": 0.04288,
"signature_colour": "warm"
}
}
}