music/pass4/cards/PASS4_FLORES_FALLS.json
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}
],
"dispersion_bpm": 59.043,
"rubato_depth_bpm": 71.777
},
"global_bpm": 71.78,
"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": 71.78,
"tempo_bpm_median_local": 95.7,
"tempo_iqr_bpm": 45.68,
"tempo_stability": 0.0,
"beat_interval_cv": 0.011
},
"dominant_onset_period_s": 0.8359,
"dominant_onset_period_bpm": 71.78,
"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": 0.607,
"onset_rate_per_s": 10.767
}
},
"tonality": {
"key": "A",
"mode": "major",
"windowed_key_agreement": 0.5333,
"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": 0.023,
"onset_bars": 0.01,
"pitch_contour": "DUDUDUDUU-DUDU-",
"interval_vocabulary_semitones": [
0,
8,
16,
19,
21,
24,
26
],
"intervals": [
-26.33,
21.33,
-21.33,
19.33,
-19.33,
21.33,
-21.33,
16.33,
8.0,
0.0,
-24.33,
24.33,
-24.33,
24.33,
0.0
],
"range_semitones": 26.33,
"distinctive_deviation": {
"largest_interval_semitones": -26.33,
"at_note_index": 1,
"is_licensed_leap": true
}
},
"motif_economy": {
"self_similarity_peak": 0.8314,
"self_similarity_baseline": 0.6556,
"self_similarity_lift": 0.1757,
"recurrence_lag_s": 0.464,
"interval_3gram_repetition": 0.2211,
"interval_4gram_repetition": 0.1082
},
"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": 46.649,
"exit_s": 179.978,
"active_fraction": 0.1171,
"segments": [
[
46.649,
53.429
],
[
153.321,
154.32
],
[
155.109,
157.826
],
[
158.662,
160.589
],
[
162.215,
163.26
],
[
164.003,
166.719
],
[
175.543,
179.978
]
]
},
{
"lane": "bass",
"band_hz": [
90,
180
],
"entry_s": 0.0,
"exit_s": 179.444,
"active_fraction": 0.8973,
"segments": [
[
0.0,
6.177
],
[
6.664,
12.841
],
[
13.328,
19.435
],
[
19.992,
26.122
],
[
26.657,
32.787
],
[
33.321,
39.52
],
[
39.683,
46.184
],
[
46.347,
52.872
],
[
53.336,
59.513
],
[
60.0,
66.223
],
[
66.664,
72.864
],
[
73.329,
79.528
],
[
79.993,
86.192
],
[
86.657,
92.857
],
[
93.042,
99.521
],
[
99.962,
106.185
],
[
106.672,
112.849
],
[
120.001,
126.061
],
[
126.665,
132.772
],
[
133.329,
139.413
],
[
139.993,
146.054
],
[
146.657,
152.741
],
[
153.321,
159.475
],
[
160.009,
166.116
],
[
166.673,
172.803
],
[
173.337,
179.444
]
]
},
{
"lane": "low_mid",
"band_hz": [
180,
355
],
"entry_s": 0.046,
"exit_s": 176.193,
"active_fraction": 0.7581,
"segments": [
[
0.046,
0.58
],
[
13.351,
15.697
],
[
20.016,
51.107
],
[
51.688,
52.988
],
[
53.336,
57.678
],
[
60.0,
63.971
],
[
64.087,
64.76
],
[
66.664,
70.635
],
[
70.751,
71.401
],
[
73.329,
114.219
],
[
120.001,
123.344
],
[
124.598,
132.122
],
[
133.352,
134.838
],
[
140.016,
156.177
],
[
160.009,
161.936
],
[
166.673,
168.6
],
[
169.599,
176.193
]
]
},
{
"lane": "mid",
"band_hz": [
355,
710
],
"entry_s": 0.0,
"exit_s": 177.191,
"active_fraction": 0.8661,
"segments": [
[
0.0,
1.741
],
[
2.113,
3.367
],
[
3.762,
5.039
],
[
5.503,
6.269
],
[
6.664,
8.359
],
[
8.661,
15.093
],
[
15.418,
16.695
],
[
17.113,
18.39
],
[
18.831,
19.598
],
[
19.992,
50.062
],
[
50.202,
52.988
],
[
53.359,
63.507
],
[
63.855,
65.178
],
[
65.852,
70.24
],
[
73.352,
114.916
],
[
120.047,
130.961
],
[
131.123,
136.998
],
[
140.016,
156.131
],
[
160.032,
161.263
],
[
161.402,
162.029
],
[
162.215,
162.958
],
[
166.626,
177.191
]
]
},
{
"lane": "upper_mid",
"band_hz": [
710,
1400
],
"entry_s": 12.562,
"exit_s": 179.49,
"active_fraction": 0.4536,
"segments": [
[
12.562,
13.328
],
[
33.344,
35.062
],
[
38.545,
41.726
],
[
45.209,
51.757
],
[
52.036,
53.452
],
[
56.332,
57.005
],
[
58.189,
60.047
],
[
61.44,
62.137
],
[
62.508,
65.48
],
[
66.293,
66.92
],
[
67.524,
68.383
],
[
70.008,
78.46
],
[
78.809,
80.527
],
[
81.363,
82.059
],
[
84.01,
87.168
],
[
87.446,
90.047
],
[
90.511,
91.742
],
[
92.23,
93.275
],
[
93.391,
94.993
],
[
95.202,
96.734
],
[
97.176,
98.406
],
[
98.894,
99.66
],
[
100.055,
103.375
],
[
103.724,
107.09
],
[
107.392,
108.553
],
[
108.971,
109.761
],
[
109.83,
110.457
],
[
110.666,
111.293
],
[
111.665,
113.383
],
[
124.529,
126.363
],
[
131.077,
132.47
],
[
153.391,
154.25
],
[
155.504,
157.78
],
[
158.708,
160.496
],
[
162.261,
163.19
],
[
164.792,
166.626
],
[
167.648,
168.275
],
[
168.716,
169.343
],
[
171.201,
171.804
],
[
173.105,
175.636
],
[
176.472,
179.49
]
]
},
{
"lane": "presence",
"band_hz": [
1400,
2800
],
"entry_s": 6.664,
"exit_s": 179.978,
"active_fraction": 0.6401,
"segments": [
[
6.664,
7.454
],
[
8.684,
9.683
],
[
22.779,
23.499
],
[
31.347,
38.94
],
[
39.683,
53.15
],
[
53.406,
56.378
],
[
57.005,
58.073
],
[
58.793,
60.209
],
[
60.465,
62.183
],
[
62.508,
63.437
],
[
63.948,
65.48
],
[
65.805,
67.5
],
[
68.313,
70.217
],
[
70.821,
74.513
],
[
74.768,
80.457
],
[
80.62,
84.219
],
[
86.657,
113.429
],
[
120.07,
123.368
],
[
123.995,
126.851
],
[
127.129,
130.055
],
[
130.984,
132.563
],
[
133.213,
136.858
],
[
137.137,
138.809
],
[
155.109,
157.872
],
[
164.026,
166.766
],
[
167.648,
169.552
],
[
171.108,
172.083
],
[
172.942,
179.978
]
]
},
{
"lane": "brilliance",
"band_hz": [
2800,
5600
],
"entry_s": 0.0,
"exit_s": 179.955,
"active_fraction": 0.8015,
"segments": [
[
0.0,
1.718
],
[
2.113,
3.367
],
[
3.785,
5.016
],
[
5.48,
6.269
],
[
6.664,
8.382
],
[
8.661,
9.706
],
[
9.868,
15.07
],
[
15.441,
16.718
],
[
17.113,
18.39
],
[
18.808,
19.667
],
[
19.992,
25.403
],
[
25.565,
27.144
],
[
27.353,
28.398
],
[
28.723,
35.666
],
[
35.828,
37.709
],
[
38.011,
60.116
],
[
60.465,
62.206
],
[
62.485,
65.527
],
[
65.829,
111.456
],
[
111.572,
113.429
],
[
120.07,
123.391
],
[
123.995,
126.711
],
[
127.129,
129.985
],
[
130.357,
132.609
],
[
132.934,
138.902
],
[
154.993,
157.942
],
[
158.708,
160.543
],
[
162.168,
163.143
],
[
164.049,
166.766
],
[
167.602,
168.136
],
[
168.182,
169.413
],
[
171.224,
171.967
],
[
172.965,
176.1
],
[
176.147,
179.955
]
]
},
{
"lane": "air",
"band_hz": [
5600,
11200
],
"entry_s": 5.503,
"exit_s": 179.374,
"active_fraction": 0.8213,
"segments": [
[
5.503,
6.269
],
[
6.664,
8.452
],
[
8.684,
9.706
],
[
9.985,
11.935
],
[
12.051,
13.166
],
[
14.582,
15.116
],
[
15.836,
16.788
],
[
17.485,
18.158
],
[
18.785,
19.714
],
[
19.992,
25.287
],
[
25.449,
26.006
],
[
26.633,
27.771
],
[
27.934,
28.584
],
[
28.653,
30.232
],
[
30.441,
51.85
],
[
52.082,
53.081
],
[
53.313,
60.14
],
[
60.465,
62.253
],
[
62.485,
63.901
],
[
64.157,
65.573
],
[
65.829,
112.756
],
[
112.942,
113.453
],
[
120.303,
123.46
],
[
124.157,
126.897
],
[
127.152,
129.823
],
[
130.426,
131.03
],
[
131.286,
131.866
],
[
132.957,
138.902
],
[
155.434,
157.756
],
[
159.893,
160.566
],
[
164.142,
164.769
],
[
164.978,
166.046
],
[
167.486,
170.249
],
[
170.713,
171.967
],
[
173.662,
175.241
],
[
176.657,
179.374
]
]
}
],
"interlap_matrix": {
"sub|low_bass": 0.0771,
"sub|bass": 0.1166,
"sub|low_mid": 0.0846,
"sub|mid": 0.0822,
"sub|upper_mid": 0.2184,
"sub|presence": 0.1442,
"sub|brilliance": 0.1397,
"sub|air": 0.1114,
"low_bass|bass": 0.0783,
"low_bass|low_mid": 0.0822,
"low_bass|mid": 0.0719,
"low_bass|upper_mid": 0.0809,
"low_bass|presence": 0.0862,
"low_bass|brilliance": 0.0799,
"low_bass|air": 0.0832,
"bass|low_mid": 0.7686,
"bass|mid": 0.8475,
"bass|upper_mid": 0.4482,
"bass|presence": 0.6461,
"bass|brilliance": 0.7905,
"bass|air": 0.8226,
"low_mid|mid": 0.82,
"low_mid|upper_mid": 0.4398,
"low_mid|presence": 0.6156,
"low_mid|brilliance": 0.6743,
"low_mid|air": 0.7355,
"mid|upper_mid": 0.426,
"mid|presence": 0.6298,
"mid|brilliance": 0.7813,
"mid|air": 0.8018,
"upper_mid|presence": 0.5625,
"upper_mid|brilliance": 0.5601,
"upper_mid|air": 0.5063,
"presence|brilliance": 0.7632,
"presence|air": 0.7262,
"brilliance|air": 0.8505
},
"simultaneity_curve": {
"times_s": [
0.0,
0.186,
0.372,
0.557,
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1.115,
1.3,
1.486,
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},
{
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}
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},
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},
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"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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}