music/exemplars/formula_cards/UNMATCHED__3-08_Undersea_Palace.json
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"delta_bpm": -55.28,
"shape": "step"
},
{
"position_s": 86.01,
"duration_s": 7.13,
"delta_bpm": -37.55,
"shape": "step"
},
{
"position_s": 94.3,
"duration_s": 3.02,
"delta_bpm": 56.83,
"shape": "step"
},
{
"position_s": 136.65,
"duration_s": 12.49,
"delta_bpm": -41.97,
"shape": "step"
},
{
"position_s": 150.67,
"duration_s": 3.65,
"delta_bpm": -50.06,
"shape": "step"
},
{
"position_s": 154.69,
"duration_s": 4.74,
"delta_bpm": -53.52,
"shape": "step"
},
{
"position_s": 160.26,
"duration_s": 4.23,
"delta_bpm": -51.52,
"shape": "step"
},
{
"position_s": 165.72,
"duration_s": 3.62,
"delta_bpm": -49.07,
"shape": "step"
},
{
"position_s": 171.01,
"duration_s": 8.59,
"delta_bpm": -42.55,
"shape": "step"
},
{
"position_s": 179.77,
"duration_s": 2.23,
"delta_bpm": 41.6,
"shape": "step"
},
{
"position_s": 199.9,
"duration_s": 2.67,
"delta_bpm": 69.81,
"shape": "step"
}
],
"dispersion_bpm": 40.351,
"rubato_depth_bpm": 47.852
},
"global_bpm": 143.55,
"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": 143.55,
"tempo_bpm_median_local": 143.55,
"tempo_iqr_bpm": 0.0,
"tempo_stability": 1.0,
"beat_interval_cv": 0.0215
},
"dominant_onset_period_s": 2.5078,
"dominant_onset_period_bpm": 23.93,
"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": 0.681,
"onset_rate_per_s": 10.769
}
},
"tonality": {
"key": "F",
"mode": "minor",
"windowed_key_agreement": 0.3922,
"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": 0.522,
"onset_bars": 0.31,
"pitch_contour": "UDUD--UDDUDU---",
"interval_vocabulary_semitones": [
0,
1,
3,
7,
8,
12,
32,
36
],
"intervals": [
32.0,
-32.0,
36.0,
-12.0,
0.0,
0.0,
8.0,
-1.0,
-7.0,
12.0,
-36.0,
3.0,
0.0,
0.0,
0.0
],
"range_semitones": 36.0,
"distinctive_deviation": {
"largest_interval_semitones": 36.0,
"at_note_index": 3,
"is_licensed_leap": true
}
},
"motif_economy": {
"self_similarity_peak": 0.9626,
"self_similarity_baseline": 0.6989,
"self_similarity_lift": 0.2637,
"recurrence_lag_s": 84.985,
"interval_3gram_repetition": 0.4391,
"interval_4gram_repetition": 0.3055
},
"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": 0.441,
"exit_s": 192.052,
"active_fraction": 0.3768,
"segments": [
[
0.441,
3.019
],
[
4.598,
8.127
],
[
10.008,
13.096
],
[
14.605,
18.088
],
[
20.016,
23.104
],
[
24.59,
28.119
],
[
30.0,
33.112
],
[
34.598,
38.127
],
[
40.008,
43.05
],
[
44.582,
48.089
],
[
50.016,
50.527
],
[
85.426,
87.052
],
[
87.47,
89.165
],
[
95.434,
98.081
],
[
99.59,
103.073
],
[
105.001,
108.042
],
[
109.575,
113.151
],
[
115.008,
118.097
],
[
119.583,
123.089
],
[
124.993,
128.035
],
[
129.591,
133.074
],
[
135.001,
135.512
],
[
170.411,
172.083
],
[
172.501,
174.173
],
[
180.419,
183.066
],
[
184.575,
188.082
],
[
190.009,
192.052
]
]
},
{
"lane": "low_bass",
"band_hz": [
45,
90
],
"entry_s": 0.418,
"exit_s": 192.261,
"active_fraction": 0.7537,
"segments": [
[
0.418,
3.367
],
[
4.598,
6.943
],
[
7.5,
13.514
],
[
14.582,
16.904
],
[
17.508,
23.545
],
[
24.59,
26.935
],
[
27.516,
33.367
],
[
34.598,
36.897
],
[
37.5,
38.986
],
[
39.172,
43.607
],
[
44.582,
46.858
],
[
47.508,
51.989
],
[
52.918,
54.474
],
[
55.426,
57.144
],
[
57.911,
59.652
],
[
60.418,
62.044
],
[
62.903,
64.598
],
[
65.411,
89.165
],
[
95.434,
98.313
],
[
99.59,
101.912
],
[
102.516,
108.228
],
[
109.598,
111.92
],
[
112.501,
118.491
],
[
119.583,
121.858
],
[
122.508,
128.499
],
[
129.591,
131.936
],
[
132.493,
137.044
],
[
137.927,
139.552
],
[
140.411,
142.129
],
[
142.872,
144.637
],
[
145.403,
147.168
],
[
147.911,
149.676
],
[
150.419,
174.173
],
[
180.419,
183.554
],
[
184.599,
186.851
],
[
187.501,
188.964
],
[
189.173,
192.261
]
]
},
{
"lane": "bass",
"band_hz": [
90,
180
],
"entry_s": 0.418,
"exit_s": 192.377,
"active_fraction": 0.8828,
"segments": [
[
0.418,
3.646
],
[
4.574,
88.654
],
[
95.411,
173.592
],
[
180.419,
192.377
]
]
},
{
"lane": "low_mid",
"band_hz": [
180,
355
],
"entry_s": 0.418,
"exit_s": 194.444,
"active_fraction": 0.9272,
"segments": [
[
0.418,
3.762
],
[
4.156,
88.77
],
[
89.025,
89.954
],
[
90.419,
91.138
],
[
91.672,
92.369
],
[
92.926,
93.646
],
[
94.157,
94.9
],
[
95.411,
173.755
],
[
174.034,
174.893
],
[
175.404,
176.147
],
[
176.657,
177.4
],
[
177.911,
178.631
],
[
179.165,
179.885
],
[
180.396,
192.493
],
[
192.911,
194.444
]
]
},
{
"lane": "mid",
"band_hz": [
355,
710
],
"entry_s": 0.418,
"exit_s": 192.679,
"active_fraction": 0.95,
"segments": [
[
0.418,
192.679
]
]
},
{
"lane": "upper_mid",
"band_hz": [
710,
1400
],
"entry_s": 0.441,
"exit_s": 193.376,
"active_fraction": 0.8832,
"segments": [
[
0.441,
1.254
],
[
1.556,
2.345
],
[
2.995,
3.529
],
[
4.249,
7.291
],
[
7.43,
86.471
],
[
86.587,
87.307
],
[
95.341,
171.456
],
[
171.503,
172.315
],
[
172.849,
173.383
],
[
180.326,
193.376
]
]
},
{
"lane": "presence",
"band_hz": [
1400,
2800
],
"entry_s": 0.418,
"exit_s": 194.792,
"active_fraction": 0.942,
"segments": [
[
0.418,
3.181
],
[
3.553,
88.352
],
[
88.445,
89.42
],
[
89.792,
90.674
],
[
91.347,
91.928
],
[
92.601,
93.158
],
[
93.553,
94.598
],
[
95.202,
173.36
],
[
173.848,
174.428
],
[
174.707,
175.682
],
[
176.054,
177.052
],
[
177.702,
178.352
],
[
178.84,
179.421
],
[
179.722,
194.792
]
]
},
{
"lane": "brilliance",
"band_hz": [
2800,
5600
],
"entry_s": 0.418,
"exit_s": 194.49,
"active_fraction": 0.9586,
"segments": [
[
0.418,
194.49
]
]
},
{
"lane": "air",
"band_hz": [
5600,
11200
],
"entry_s": 0.488,
"exit_s": 194.444,
"active_fraction": 0.9382,
"segments": [
[
0.488,
60.627
],
[
62.369,
63.112
],
[
64.714,
145.612
],
[
147.354,
148.097
],
[
149.722,
194.444
]
]
}
],
"interlap_matrix": {
"sub|low_bass": 0.4446,
"sub|bass": 0.4219,
"sub|low_mid": 0.4027,
"sub|mid": 0.3966,
"sub|upper_mid": 0.4005,
"sub|presence": 0.3973,
"sub|brilliance": 0.3931,
"sub|air": 0.4013,
"low_bass|bass": 0.8473,
"low_bass|low_mid": 0.8066,
"low_bass|mid": 0.7919,
"low_bass|upper_mid": 0.8159,
"low_bass|presence": 0.7955,
"low_bass|brilliance": 0.7848,
"low_bass|air": 0.7684,
"bass|low_mid": 0.947,
"bass|mid": 0.9218,
"bass|upper_mid": 0.9608,
"bass|presence": 0.931,
"bass|brilliance": 0.9186,
"bass|air": 0.8978,
"low_mid|mid": 0.9613,
"low_mid|upper_mid": 0.9446,
"low_mid|presence": 0.9558,
"low_mid|brilliance": 0.9672,
"low_mid|air": 0.9476,
"mid|upper_mid": 0.9209,
"mid|presence": 0.972,
"mid|brilliance": 0.991,
"mid|air": 0.9714,
"upper_mid|presence": 0.9327,
"upper_mid|brilliance": 0.9213,
"upper_mid|air": 0.9019,
"presence|brilliance": 0.9796,
"presence|air": 0.9595,
"brilliance|air": 0.9785
},
"simultaneity_curve": {
"times_s": [
0.0,
0.186,
0.372,
0.557,
0.743,
0.929,
1.115,
1.3,
1.486,
1.672,
1.858,
2.043,
2.229,
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2.601,
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3.158,
3.344,
3.529,
3.715,
3.901,
4.087,
4.272,
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4.83,
5.016,
5.201,
5.387,
5.573,
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6.13,
6.316,
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10.96,
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11.331,
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12.074,
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29.164,
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{
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{
"position": 0.0988,
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},
{
"position": 0.1481,
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"duration_s": 3.111,
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{
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},
{
"bar": 53,
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{
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{
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{
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}
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"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."
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