music/exemplars/formula_cards/UNMATCHED__1-20_Fanfare_1.json
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0,
0
],
"max": 9,
"mean": 7.55
},
"register_spacing_octaves": [
1.085,
1.0,
0.99,
0.99,
0.99,
0.99,
1.0,
1.0
]
},
"event_grammar": {
"drops": [
{
"position": 0.8483,
"at_s": 41.239,
"db_delta": -2.0,
"lanes_removed": 1.56,
"bars_held_s": 6.78,
"re_enters_at_s": 48.019
},
{
"position": 0.9496,
"at_s": 46.161,
"db_delta": -6.2,
"lanes_removed": -0.0,
"bars_held_s": 1.858,
"re_enters_at_s": 48.019
},
{
"position": 0.9744,
"at_s": 47.369,
"db_delta": -82.96,
"lanes_removed": -0.0,
"bars_held_s": 0.557,
"re_enters_at_s": 47.926
}
],
"raises": [
{
"position": 0.0124,
"start_s": 0.604,
"end_s": 1.904,
"db_delta": 105.96,
"lanes_added": 5.97,
"slope_db_per_s": 81.487
}
],
"breaks": [
{
"position": 0.0,
"at_s": 0.0,
"duration_s": 0.372
},
{
"position": 0.9491,
"at_s": 46.138,
"duration_s": 2.461
}
],
"tuttis": [
{
"position": 0.0363,
"at_s": 1.765,
"duration_s": 2.299,
"lanes": 9
},
{
"position": 0.1175,
"at_s": 5.712,
"duration_s": 27.26,
"lanes": 9
},
{
"position": 0.6845,
"at_s": 33.274,
"duration_s": 5.666,
"lanes": 9
}
],
"silence_budget": {
"fraction": 0.0592,
"seconds": 2.879,
"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": 1,
"breaks": 2,
"tuttis": 3
}
},
"opening_and_flow_law": {
"onset_type": "fade_in",
"first_sound_at_s": 0.395,
"time_to_hook_s": null,
"time_to_hook_bars": null,
"time_to_full_texture_s": 0.418,
"time_to_full_texture_bars": 0.24,
"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": [
0.0879,
0.6107,
0.6968,
0.7889,
0.7827,
0.8297,
0.8186,
0.7907,
0.7852,
0.7846,
0.7877,
0.789,
0.7861,
0.8088,
0.8189,
0.8603,
0.8604,
0.8302,
0.793,
0.7713,
0.8109,
0.8122,
0.7431,
0.7828,
0.804,
0.8121,
0.7894,
0.762,
0.8256,
0.8118,
0.8085,
0.8088,
0.7964,
0.83,
0.8673,
0.8762,
0.7978,
0.7932,
0.7929,
0.785,
0.7998,
0.7942,
0.8111,
0.8104,
0.7996,
0.7811,
0.7755,
0.7941,
0.7534,
0.7627,
0.7264,
0.7061,
0.6527,
0.6458,
0.6518,
0.4278,
0.4441,
0.2973,
0.2063,
0.1326,
0.1146,
0.1534,
0.1307,
0.1545,
0.0003,
0.0
],
"peak_position_normalised": 0.2532
}
},
"complexity_law": {
"available": true,
"bar_length_s": 1.7647,
"bars": 27,
"index_per_bar": [
0.824,
0.9819,
0.9391,
0.9713,
0.9929,
0.9937,
0.9975,
0.9935,
0.9928,
0.9933,
0.9904,
0.9914,
0.9852,
1.0,
0.996,
0.9936,
0.9879,
0.9993,
0.9764,
0.9952,
0.9843,
0.9841,
0.9201,
0.6935,
0.2392,
0.07,
0.0345
],
"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": 0.158,
"at_section_boundary": true
},
{
"bar": 23,
"at_s": 40.59,
"delta": -0.227,
"at_section_boundary": false
},
{
"bar": 24,
"at_s": 42.35,
"delta": -0.454,
"at_section_boundary": false
},
{
"bar": 25,
"at_s": 44.12,
"delta": -0.169,
"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": 0.041,
"melodic_salience": 0.0,
"voiced_fraction": 0.0124,
"note_count": 2,
"mean_lanes": 7.55,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 27.72,
"peak_position_normalised": 0.5251,
"peak_at_s": 25.519,
"arc_curve_db": [
-53.03,
-58.31,
-10.8,
-11.4,
-11.3,
-10.39,
-10.06,
-12.4,
-12.81,
-10.77,
-10.46,
-9.98,
-10.32,
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-10.26,
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-10.65,
-10.35,
-10.14,
-10.74,
-10.66,
-10.28,
-10.4,
-10.66,
-10.76,
-10.67,
-10.26,
-9.99,
-10.43,
-10.54,
-10.15,
-9.49,
-9.49,
-10.3,
-10.88,
-10.68,
-10.22,
-10.55,
-10.8,
-10.41,
-10.11,
-10.35,
-10.99,
-11.24,
-11.33,
-11.34,
-11.94,
-12.97,
-13.94,
-14.71,
-16.49,
-20.38,
-23.8,
-26.69,
-29.48,
-32.06,
-35.45,
-39.36,
-43.36,
-49.07,
-98.59,
-171.26,
-141.54
],
"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": 0.0,
"melody_tessitura_midi": 69.0,
"bass_floor_band": {
"sub": 0.00039,
"low_bass": 0.06191,
"bass": 0.08218,
"low_mid": 0.14111,
"mid": 0.16018,
"upper_mid": 0.20983,
"presence": 0.21764,
"brilliance": 0.11382,
"air": 0.01293,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 0.00039,
"low_bass": 0.06191,
"bass": 0.08218,
"low_mid": 0.14111,
"mid": 0.16018,
"upper_mid": 0.20983,
"presence": 0.21764,
"brilliance": 0.11382,
"air": 0.01293,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 1.0,
"interior_distance_median": 0.06627,
"seam_ratio": 15.09,
"seam_clean": false,
"tail_rms_over_mid": 0.0,
"head_rms_over_mid": 0.0,
"tail_rms_trend": -0.2116,
"head_rms_trend": 0.7822,
"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": 2371.9,
"spectral_centroid_curve_hz": [
0.0,
1794.6,
1695.4,
2451.8,
3051.1,
2806.9,
2708.0,
2686.3,
2750.1,
2299.9,
2175.7,
2147.0,
2054.6,
2605.9,
2679.9,
2951.2,
2804.2,
2643.7,
2340.9,
1940.5,
2513.1,
2511.9,
2157.5,
2234.2,
2417.4,
2587.4,
2324.1,
1928.3,
3001.5,
2445.4,
2267.1,
2422.8,
2470.4,
2621.0,
3016.2,
3217.4,
2282.6,
2466.5,
2335.3,
2127.6,
2440.2,
2416.1,
2643.4,
2371.5,
2335.4,
2277.7,
2461.5,
2808.5,
2210.5,
2640.0,
2433.8,
2494.9,
2576.2,
2462.7,
3329.4,
2145.0,
2798.6,
2508.2,
2448.3,
1980.5,
1782.3,
2536.4,
2200.8,
2655.8,
0.0,
0.0
],
"spectral_rolloff85_hz_mean": 4667.9,
"spectral_flatness_mean": 0.05427,
"signature_colour": "warm"
}
}
}