music/exemplars/formula_cards/UNMATCHED__3-22_Bonus_Track_3.json
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"position_s": 69.85,
"duration_s": 3.72,
"delta_bpm": 42.28,
"shape": "step"
},
{
"position_s": 92.74,
"duration_s": 2.97,
"delta_bpm": 32.14,
"shape": "step"
},
{
"position_s": 103.51,
"duration_s": 8.96,
"delta_bpm": 66.16,
"shape": "step"
},
{
"position_s": 119.98,
"duration_s": 9.91,
"delta_bpm": 67.79,
"shape": "step"
},
{
"position_s": 143.13,
"duration_s": 3.02,
"delta_bpm": 32.92,
"shape": "step"
},
{
"position_s": 165.47,
"duration_s": 2.81,
"delta_bpm": 29.22,
"shape": "step"
},
{
"position_s": 176.59,
"duration_s": 13.03,
"delta_bpm": 76.26,
"shape": "step"
}
],
"dispersion_bpm": 38.723,
"rubato_depth_bpm": 83.163
},
"global_bpm": 89.1,
"octave_ambiguity_note": "Beat trackers pick a metrical level, and half/double-time readings are a real and known property, not an error -- the rig's own control plants 120 bpm and this estimator returns 60. Every bar figure on this card (time-to-hook in bars, the complexity index's bar length) inherits whichever level was picked, so compare bar counts within a card, never across cards, until rung 2 pins the metrical level per class.",
"windowed_tempo_stability": {
"tempo_bpm_global": 89.1,
"tempo_bpm_median_local": 89.1,
"tempo_iqr_bpm": 0.0,
"tempo_stability": 1.0,
"beat_interval_cv": 0.0106
},
"dominant_onset_period_s": 2.0201,
"dominant_onset_period_bpm": 29.7,
"metre": {
"assumed": "4/4",
"measured": null,
"note": "Bar arithmetic on this card uses 4 beats per bar at the baseline tempo. The onset period beside it is MEASURED; the signature is not."
},
"groove": {
"swing_ratio": 0.551,
"onset_rate_per_s": 10.768
}
},
"tonality": {
"key": "A",
"mode": "minor",
"windowed_key_agreement": 0.2708,
"modulation_note": "Windowed key agreement below ~0.7 is the modulation signal at rung 1; a pivot-chord map needs symbolic transcription (rung 2)."
},
"the_hook": {
"available": true,
"onset_s": 0.43,
"onset_bars": 0.16,
"pitch_contour": "UUD-DUDUD-UU-DU",
"interval_vocabulary_semitones": [
0,
2,
4,
5,
7
],
"intervals": [
2.0,
4.67,
-2.0,
0.17,
-4.83,
2.0,
-4.33,
2.33,
-7.33,
0.33,
2.0,
6.67,
0.33,
-4.33,
2.33
],
"range_semitones": 14.0,
"distinctive_deviation": {
"largest_interval_semitones": -7.33,
"at_note_index": 9,
"is_licensed_leap": false
}
},
"motif_economy": {
"self_similarity_peak": 0.904,
"self_similarity_baseline": 0.687,
"self_similarity_lift": 0.217,
"recurrence_lag_s": 72.818,
"interval_3gram_repetition": 0.5622,
"interval_4gram_repetition": 0.4234
},
"lane_analysis": {
"method": "spectral_band_proxy",
"confidence": "LOW-FOR-ROSTER, USABLE-FOR-ARRANGEMENT",
"method_note": "Section 11.1 requires the lane method be declared. Bands are not instruments: two instruments in one octave read as one lane, and one instrument spanning two octaves reads as two. Entry/exit and simultaneity shapes are trustworthy; a roster is not claimed.",
"lane_roster_bands": [
"sub",
"low_bass",
"bass",
"low_mid",
"mid",
"upper_mid",
"presence",
"brilliance",
"air",
"ultra"
],
"entry_exit_map": [
{
"lane": "sub",
"band_hz": [
20,
45
],
"entry_s": 60.743,
"exit_s": 172.501,
"active_fraction": 0.2362,
"segments": [
[
60.743,
61.324
],
[
62.764,
64.575
],
[
64.76,
65.271
],
[
68.824,
70.612
],
[
71.169,
72.609
],
[
73.213,
74.002
],
[
76.928,
77.485
],
[
78.948,
80.573
],
[
80.713,
81.548
],
[
85.008,
89.188
],
[
90.07,
90.86
],
[
91.417,
92.903
],
[
94.134,
94.877
],
[
95.016,
95.573
],
[
97.408,
99.753
],
[
133.561,
134.118
],
[
135.581,
137.183
],
[
137.485,
138.391
],
[
141.642,
143.476
],
[
143.987,
145.427
],
[
146.03,
146.82
],
[
149.722,
150.28
],
[
151.696,
153.391
],
[
153.67,
154.552
],
[
157.687,
162.145
],
[
162.865,
163.677
],
[
164.188,
165.373
],
[
166.951,
167.741
],
[
170.202,
172.501
]
]
},
{
"lane": "low_bass",
"band_hz": [
45,
90
],
"entry_s": 8.545,
"exit_s": 172.431,
"active_fraction": 0.5849,
"segments": [
[
8.545,
24.845
],
[
34.83,
38.847
],
[
51.014,
55.217
],
[
59.048,
66.548
],
[
66.781,
72.609
],
[
72.887,
74.652
],
[
75.233,
89.583
],
[
90.07,
93.623
],
[
94.11,
99.59
],
[
107.648,
111.734
],
[
123.809,
126.177
],
[
126.27,
127.036
],
[
127.129,
127.965
],
[
131.866,
139.366
],
[
139.622,
145.427
],
[
145.682,
147.447
],
[
148.05,
162.656
],
[
162.865,
166.557
],
[
166.928,
172.431
]
]
},
{
"lane": "bass",
"band_hz": [
90,
180
],
"entry_s": 8.545,
"exit_s": 181.116,
"active_fraction": 0.9006,
"segments": [
[
8.545,
24.915
],
[
26.749,
181.116
]
]
},
{
"lane": "low_mid",
"band_hz": [
180,
355
],
"entry_s": 8.522,
"exit_s": 182.161,
"active_fraction": 0.9068,
"segments": [
[
8.522,
25.008
],
[
26.726,
182.161
]
]
},
{
"lane": "mid",
"band_hz": [
355,
710
],
"entry_s": 3.111,
"exit_s": 181.928,
"active_fraction": 0.9158,
"segments": [
[
3.111,
4.18
],
[
7.152,
8.127
],
[
8.522,
24.845
],
[
26.726,
181.928
]
]
},
{
"lane": "upper_mid",
"band_hz": [
710,
1400
],
"entry_s": 0.418,
"exit_s": 184.088,
"active_fraction": 0.9607,
"segments": [
[
0.418,
3.297
],
[
3.785,
7.314
],
[
7.825,
26.122
],
[
26.703,
184.088
]
]
},
{
"lane": "presence",
"band_hz": [
1400,
2800
],
"entry_s": 8.522,
"exit_s": 183.159,
"active_fraction": 0.9116,
"segments": [
[
8.522,
24.845
],
[
26.703,
183.159
]
]
},
{
"lane": "brilliance",
"band_hz": [
2800,
5600
],
"entry_s": 8.499,
"exit_s": 180.465,
"active_fraction": 0.8976,
"segments": [
[
8.499,
24.776
],
[
26.703,
180.465
]
]
},
{
"lane": "air",
"band_hz": [
5600,
11200
],
"entry_s": 8.568,
"exit_s": 172.037,
"active_fraction": 0.4879,
"segments": [
[
8.568,
12.632
],
[
12.725,
14.605
],
[
16.625,
20.735
],
[
20.805,
22.268
],
[
22.338,
23.127
],
[
59.072,
70.264
],
[
70.519,
99.265
],
[
131.889,
143.058
],
[
143.337,
172.037
]
]
}
],
"interlap_matrix": {
"sub|low_bass": 0.4009,
"sub|bass": 0.2623,
"sub|low_mid": 0.2605,
"sub|mid": 0.2579,
"sub|upper_mid": 0.2459,
"sub|presence": 0.2591,
"sub|brilliance": 0.2631,
"sub|air": 0.4613,
"low_bass|bass": 0.6495,
"low_bass|low_mid": 0.645,
"low_bass|mid": 0.6387,
"low_bass|upper_mid": 0.6088,
"low_bass|presence": 0.6416,
"low_bass|brilliance": 0.6473,
"low_bass|air": 0.7784,
"bass|low_mid": 0.9931,
"bass|mid": 0.9826,
"bass|upper_mid": 0.9374,
"bass|presence": 0.9871,
"bass|brilliance": 0.9957,
"bass|air": 0.5418,
"low_mid|mid": 0.9857,
"low_mid|upper_mid": 0.9439,
"low_mid|presence": 0.9929,
"low_mid|brilliance": 0.9893,
"low_mid|air": 0.5381,
"mid|upper_mid": 0.9431,
"mid|presence": 0.9806,
"mid|brilliance": 0.9797,
"mid|air": 0.5328,
"upper_mid|presence": 0.9489,
"upper_mid|brilliance": 0.9344,
"upper_mid|air": 0.5079,
"presence|brilliance": 0.9844,
"presence|air": 0.5353,
"brilliance|air": 0.5436
},
"simultaneity_curve": {
"times_s": [
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0.186,
0.372,
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1.115,
1.3,
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175.36,
176.1,
176.84,
177.59,
178.33,
179.07,
179.82,
180.56,
181.3,
182.04,
182.79,
183.53,
184.27,
185.02,
185.76,
186.5,
187.25,
187.99,
188.73,
189.47
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"register": {
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"melody_tessitura_midi": 45.0,
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"bass": 0.07967,
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"mid": 0.21792,
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},
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}
},
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"loop_seam": {
"measurable": true,
"seam_distance": 1.0,
"interior_distance_median": 0.03239,
"seam_ratio": 30.878,
"seam_clean": false,
"tail_rms_over_mid": 0.0,
"head_rms_over_mid": 0.0,
"tail_rms_trend": 0.0,
"head_rms_trend": 0.7103,
"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."
},
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1711.2,
1529.9,
1325.2,
966.6,
1259.7,
1714.6,
1400.9,
1138.4,
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1235.9,
2033.7,
2053.9,
2124.1,
1927.8,
1721.9,
1654.5,
1964.4,
1857.1,
1851.6,
1650.2,
1784.9,
1985.9,
2107.8,
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1835.2,
1762.4,
1726.0,
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1765.6,
1792.5,
1677.3,
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2135.9,
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2995.9,
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1936.6,
2105.5,
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3016.8,
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2305.2,
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2221.0,
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2048.3,
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0.0,
0.0
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}
}
}