music/exemplars/formula_cards/UNMATCHED__27_Toadfinger.json
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"shape": "step"
},
{
"position_s": 152.76,
"duration_s": 4.11,
"delta_bpm": -70.2,
"shape": "step"
},
{
"position_s": 157.04,
"duration_s": 6.22,
"delta_bpm": 61.86,
"shape": "step"
},
{
"position_s": 163.51,
"duration_s": 2.39,
"delta_bpm": -23.71,
"shape": "step"
}
],
"dispersion_bpm": 69.707,
"rubato_depth_bpm": 174.815
},
"global_bpm": 117.45,
"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": 117.45,
"tempo_bpm_median_local": 123.05,
"tempo_iqr_bpm": 5.59,
"tempo_stability": 0.8182,
"beat_interval_cv": 0.0308
},
"dominant_onset_period_s": 1.9969,
"dominant_onset_period_bpm": 30.05,
"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": 0.665,
"onset_rate_per_s": 10.767
}
},
"tonality": {
"key": "C",
"mode": "minor",
"windowed_key_agreement": 0.8837,
"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": 16.091,
"onset_bars": 10.83,
"pitch_contour": "-------UD-UDUD-",
"interval_vocabulary_semitones": [
0,
1
],
"intervals": [
0.0,
0.0,
0.0,
0.33,
-0.33,
0.0,
0.0,
0.67,
-0.67,
0.0,
0.67,
-0.67,
0.67,
-0.67,
0.0
],
"range_semitones": 0.67,
"distinctive_deviation": {
"largest_interval_semitones": 0.67,
"at_note_index": 8,
"is_licensed_leap": false
}
},
"motif_economy": {
"self_similarity_peak": 0.9524,
"self_similarity_baseline": 0.8572,
"self_similarity_lift": 0.0952,
"recurrence_lag_s": 0.511,
"interval_3gram_repetition": 0.6462,
"interval_4gram_repetition": 0.5155
},
"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": 17.206,
"exit_s": 165.187,
"active_fraction": 0.6165,
"segments": [
[
17.206,
20.805
],
[
20.968,
22.059
],
[
22.198,
100.403
],
[
103.05,
108.646
],
[
108.925,
109.552
],
[
110.991,
111.618
],
[
127.013,
130.752
],
[
137.067,
142.71
],
[
142.942,
143.662
],
[
160.961,
165.187
]
]
},
{
"lane": "low_bass",
"band_hz": [
45,
90
],
"entry_s": 15.999,
"exit_s": 163.956,
"active_fraction": 0.5874,
"segments": [
[
15.999,
22.523
],
[
22.732,
33.228
],
[
33.994,
36.502
],
[
36.734,
41.262
],
[
42.005,
51.037
],
[
51.107,
57.237
],
[
57.493,
67.709
],
[
67.988,
69.474
],
[
69.613,
70.31
],
[
70.356,
77.74
],
[
77.996,
81.223
],
[
81.502,
89.234
],
[
90.001,
99.985
],
[
104.002,
107.532
],
[
107.787,
108.344
],
[
115.148,
118.654
],
[
128.731,
129.73
],
[
138.646,
141.526
],
[
141.781,
142.338
],
[
149.281,
151.766
],
[
151.951,
152.671
],
[
162.725,
163.956
]
]
},
{
"lane": "bass",
"band_hz": [
90,
180
],
"entry_s": 70.473,
"exit_s": 170.481,
"active_fraction": 0.48,
"segments": [
[
70.473,
71.076
],
[
71.471,
72.214
],
[
76.719,
77.671
],
[
78.414,
78.925
],
[
102.772,
111.804
],
[
111.99,
120.697
],
[
120.813,
121.58
],
[
121.719,
132.818
],
[
132.957,
136.812
],
[
136.975,
137.741
],
[
137.95,
154.691
],
[
154.924,
155.713
],
[
155.852,
156.665
],
[
156.967,
158.569
],
[
159.01,
159.684
],
[
159.893,
160.589
],
[
160.705,
164.722
],
[
164.815,
165.721
],
[
165.93,
168.53
],
[
168.995,
169.599
],
[
169.877,
170.481
]
]
},
{
"lane": "low_mid",
"band_hz": [
180,
355
],
"entry_s": 16.742,
"exit_s": 169.506,
"active_fraction": 0.5308,
"segments": [
[
16.742,
17.461
],
[
26.935,
28.166
],
[
66.479,
67.222
],
[
70.473,
71.076
],
[
71.471,
72.307
],
[
73.236,
73.747
],
[
75.117,
75.743
],
[
81.247,
81.757
],
[
102.772,
146.727
],
[
146.797,
156.828
],
[
156.897,
169.506
]
]
},
{
"lane": "mid",
"band_hz": [
355,
710
],
"entry_s": 66.734,
"exit_s": 168.786,
"active_fraction": 0.4055,
"segments": [
[
66.734,
67.709
],
[
81.247,
81.781
],
[
98.778,
99.312
],
[
102.772,
105.906
],
[
106.44,
112.013
],
[
112.756,
114.521
],
[
115.241,
125.991
],
[
126.317,
131.146
],
[
131.866,
133.283
],
[
135.117,
140.295
],
[
140.992,
146.123
],
[
147.006,
148.817
],
[
149.002,
158.337
],
[
158.755,
162.563
],
[
163.004,
164.653
],
[
165.001,
168.786
]
]
},
{
"lane": "upper_mid",
"band_hz": [
710,
1400
],
"entry_s": 15.975,
"exit_s": 167.718,
"active_fraction": 0.2381,
"segments": [
[
15.975,
16.486
],
[
40.89,
41.494
],
[
62.764,
64.273
],
[
80.759,
81.363
],
[
89.35,
89.884
],
[
94.737,
96.177
],
[
108.042,
109.064
],
[
115.264,
116.146
],
[
123.089,
123.646
],
[
125.504,
126.084
],
[
127.083,
128.592
],
[
136.998,
137.787
],
[
138.739,
139.389
],
[
140.249,
140.759
],
[
140.992,
142.153
],
[
142.942,
144.289
],
[
147.006,
147.795
],
[
151.023,
152.787
],
[
155.016,
155.55
],
[
156.967,
157.71
],
[
158.987,
160.148
],
[
160.984,
161.681
],
[
163.004,
163.863
],
[
164.862,
165.512
],
[
165.744,
166.278
],
[
167.021,
167.718
]
]
},
{
"lane": "presence",
"band_hz": [
1400,
2800
],
"entry_s": 38.963,
"exit_s": 65.48,
"active_fraction": 0.0517,
"segments": [
[
38.963,
39.753
],
[
64.784,
65.48
]
]
},
{
"lane": "air",
"band_hz": [
5600,
11200
],
"entry_s": 57.237,
"exit_s": 65.968,
"active_fraction": 0.0501,
"segments": [
[
57.237,
57.98
],
[
65.225,
65.968
]
]
}
],
"interlap_matrix": {
"sub|low_bass": 0.79,
"sub|bass": 0.2779,
"sub|low_mid": 0.3039,
"sub|mid": 0.2155,
"sub|upper_mid": 0.1987,
"sub|presence": 0.0603,
"sub|brilliance": 0.0424,
"sub|air": 0.0621,
"low_bass|bass": 0.2668,
"low_bass|low_mid": 0.2877,
"low_bass|mid": 0.1927,
"low_bass|upper_mid": 0.1761,
"low_bass|presence": 0.0616,
"low_bass|brilliance": 0.0417,
"low_bass|air": 0.0608,
"bass|low_mid": 0.8086,
"bass|mid": 0.6454,
"bass|upper_mid": 0.3036,
"bass|presence": 0.0374,
"bass|brilliance": 0.0192,
"bass|air": 0.0429,
"low_mid|mid": 0.712,
"low_mid|upper_mid": 0.3146,
"low_mid|presence": 0.0352,
"low_mid|brilliance": 0.0162,
"low_mid|air": 0.0398,
"mid|upper_mid": 0.3747,
"mid|presence": 0.0289,
"mid|brilliance": 0.0133,
"mid|air": 0.0337,
"upper_mid|presence": 0.0772,
"upper_mid|brilliance": 0.0355,
"upper_mid|air": 0.0606,
"presence|brilliance": 0.1307,
"presence|air": 0.0904,
"brilliance|air": 0.3028
},
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"times_s": [
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0.186,
0.372,
0.557,
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1.115,
1.3,
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{
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{
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{
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},
{
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},
{
"bar": 16,
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"delta": 0.229,
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},
{
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},
{
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},
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},
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},
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},
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},
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},
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"delta": -0.36,
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},
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},
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"delta": -0.205,
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},
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