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},
{
"position_s": 37.11,
"duration_s": 2.93,
"delta_bpm": 24.34,
"shape": "step"
},
{
"position_s": 43.44,
"duration_s": 27.31,
"delta_bpm": 61.98,
"shape": "step"
},
{
"position_s": 74.12,
"duration_s": 6.55,
"delta_bpm": 43.46,
"shape": "step"
},
{
"position_s": 100.64,
"duration_s": 7.13,
"delta_bpm": 74.61,
"shape": "step"
},
{
"position_s": 108.37,
"duration_s": 6.66,
"delta_bpm": 46.85,
"shape": "step"
},
{
"position_s": 115.57,
"duration_s": 5.22,
"delta_bpm": 21.54,
"shape": "step"
},
{
"position_s": 124.74,
"duration_s": 2.81,
"delta_bpm": 22.69,
"shape": "step"
},
{
"position_s": 131.1,
"duration_s": 27.52,
"delta_bpm": 59.47,
"shape": "step"
},
{
"position_s": 162.21,
"duration_s": 6.2,
"delta_bpm": 47.61,
"shape": "step"
},
{
"position_s": 188.15,
"duration_s": 6.57,
"delta_bpm": 76.44,
"shape": "step"
},
{
"position_s": 196.14,
"duration_s": 10.47,
"delta_bpm": 57.26,
"shape": "step"
}
],
"dispersion_bpm": 45.974,
"rubato_depth_bpm": 134.168
},
"global_bpm": 95.7,
"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": 95.7,
"tempo_bpm_median_local": 95.7,
"tempo_iqr_bpm": 33.5,
"tempo_stability": 0.0,
"beat_interval_cv": 0.0338
},
"dominant_onset_period_s": 0.9288,
"dominant_onset_period_bpm": 64.6,
"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": 0.605,
"onset_rate_per_s": 10.768
}
},
"tonality": {
"key": "D",
"mode": "major",
"windowed_key_agreement": 0.6346,
"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": 0.406,
"onset_bars": 0.11,
"pitch_contour": "UUUUDDDUUDDDUDD",
"interval_vocabulary_semitones": [
2,
5,
7,
12,
31,
33
],
"intervals": [
7.0,
5.0,
2.0,
31.0,
-33.0,
-5.0,
-7.0,
7.0,
5.0,
-5.0,
-7.0,
-2.0,
12.0,
-5.0,
-5.0
],
"range_semitones": 47.0,
"distinctive_deviation": {
"largest_interval_semitones": -33.0,
"at_note_index": 5,
"is_licensed_leap": true
}
},
"motif_economy": {
"self_similarity_peak": 0.9906,
"self_similarity_baseline": 0.6972,
"self_similarity_lift": 0.2933,
"recurrence_lag_s": 87.586,
"interval_3gram_repetition": 0.6093,
"interval_4gram_repetition": 0.5019
},
"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": 5.991,
"exit_s": 195.605,
"active_fraction": 0.1918,
"segments": [
[
5.991,
7.129
],
[
19.017,
19.528
],
[
19.9,
20.48
],
[
26.517,
27.028
],
[
27.423,
27.957
],
[
34.017,
34.528
],
[
34.923,
35.457
],
[
41.517,
42.028
],
[
42.423,
42.934
],
[
45.279,
50.155
],
[
50.875,
51.386
],
[
52.616,
57.655
],
[
62.067,
62.647
],
[
63.901,
64.482
],
[
93.576,
94.761
],
[
106.603,
107.114
],
[
107.508,
108.042
],
[
114.103,
114.614
],
[
115.008,
115.542
],
[
121.603,
122.114
],
[
122.508,
123.043
],
[
129.103,
129.614
],
[
130.009,
130.543
],
[
132.865,
137.671
],
[
138.461,
138.971
],
[
140.272,
145.171
],
[
149.653,
150.21
],
[
151.487,
152.091
],
[
181.162,
182.323
],
[
195.094,
195.605
]
]
},
{
"lane": "low_bass",
"band_hz": [
45,
90
],
"entry_s": 0.441,
"exit_s": 197.509,
"active_fraction": 0.7148,
"segments": [
[
0.441,
1.231
],
[
2.276,
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],
[
3.831,
4.83
],
[
5.062,
7.105
],
[
7.848,
16.045
],
[
16.115,
22.616
],
[
22.686,
23.545
],
[
23.615,
29.745
],
[
29.884,
31.045
],
[
31.115,
32.926
],
[
32.996,
37.616
],
[
37.686,
40.426
],
[
40.496,
41.355
],
[
41.448,
44.768
],
[
44.861,
59.257
],
[
60.233,
61.068
],
[
61.463,
63.135
],
[
63.599,
65.178
],
[
65.387,
66.084
],
[
80.596,
81.316
],
[
82.454,
83.336
],
[
84.288,
85.055
],
[
86.146,
87.052
],
[
88.004,
88.747
],
[
89.861,
90.674
],
[
91.417,
92.392
],
[
92.648,
94.737
],
[
95.434,
106.301
],
[
106.533,
116.727
],
[
117.539,
118.631
],
[
118.7,
125.202
],
[
125.272,
126.131
],
[
126.2,
127.06
],
[
127.129,
132.261
],
[
132.54,
146.843
],
[
147.818,
148.584
],
[
149.049,
150.721
],
[
151.185,
152.532
],
[
153.02,
153.716
],
[
168.182,
168.948
],
[
170.04,
170.876
],
[
171.897,
172.617
],
[
173.732,
174.614
],
[
175.589,
176.425
],
[
177.447,
178.352
],
[
179.003,
179.978
],
[
180.233,
182.3
],
[
183.02,
191.216
],
[
191.309,
192.145
],
[
192.215,
194.026
],
[
194.096,
196.696
],
[
196.975,
197.509
]
]
},
{
"lane": "bass",
"band_hz": [
90,
180
],
"entry_s": 0.418,
"exit_s": 198.995,
"active_fraction": 0.8112,
"segments": [
[
0.418,
7.105
],
[
7.848,
65.875
],
[
80.596,
94.784
],
[
95.434,
153.414
],
[
168.182,
182.346
],
[
183.02,
198.089
],
[
198.368,
198.995
]
]
},
{
"lane": "low_mid",
"band_hz": [
180,
355
],
"entry_s": 0.441,
"exit_s": 198.113,
"active_fraction": 0.8047,
"segments": [
[
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2.67
],
[
2.902,
7.175
],
[
7.825,
65.829
],
[
80.596,
93.901
],
[
94.064,
94.645
],
[
95.411,
153.391
],
[
168.182,
182.23
],
[
182.996,
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]
]
},
{
"lane": "mid",
"band_hz": [
355,
710
],
"entry_s": 0.906,
"exit_s": 199.018,
"active_fraction": 0.9158,
"segments": [
[
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],
[
2.902,
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],
[
5.689,
7.361
],
[
7.546,
47.276
],
[
47.462,
49.157
],
[
49.342,
52.849
],
[
53.081,
54.776
],
[
54.962,
56.61
],
[
56.842,
66.804
],
[
66.99,
68.917
],
[
69.451,
70.519
],
[
70.705,
74.234
],
[
74.42,
76.347
],
[
76.881,
77.949
],
[
78.112,
80.155
],
[
80.991,
81.804
],
[
81.897,
82.593
],
[
82.988,
86.448
],
[
86.541,
90.024
],
[
90.395,
94.877
],
[
95.155,
133.004
],
[
133.097,
134.861
],
[
135.047,
136.742
],
[
136.928,
140.434
],
[
140.666,
142.269
],
[
142.547,
144.219
],
[
144.428,
154.273
],
[
154.575,
156.595
],
[
157.037,
158.081
],
[
158.29,
161.843
],
[
162.006,
164.072
],
[
164.467,
167.741
],
[
168.577,
170.272
],
[
170.574,
174.01
],
[
174.126,
177.702
],
[
177.981,
182.416
],
[
182.741,
197.462
],
[
197.579,
199.018
]
]
},
{
"lane": "upper_mid",
"band_hz": [
710,
1400
],
"entry_s": 0.441,
"exit_s": 199.39,
"active_fraction": 0.9403,
"segments": [
[
0.441,
4.272
],
[
4.458,
7.291
],
[
7.57,
45.395
],
[
45.581,
47.137
],
[
47.462,
54.613
],
[
54.962,
66.107
],
[
66.363,
86.425
],
[
86.703,
94.877
],
[
95.155,
132.934
],
[
133.166,
134.699
],
[
135.047,
140.481
],
[
140.666,
142.199
],
[
142.547,
153.646
],
[
153.948,
174.01
],
[
174.289,
182.462
],
[
182.741,
195.721
],
[
195.93,
197.695
],
[
198.786,
199.39
]
]
},
{
"lane": "presence",
"band_hz": [
1400,
2800
],
"entry_s": 0.743,
"exit_s": 197.602,
"active_fraction": 0.7449,
"segments": [
[
0.743,
1.509
],
[
5.062,
5.759
],
[
15.256,
31.788
],
[
32.113,
33.739
],
[
35.805,
37.57
],
[
37.732,
39.288
],
[
39.613,
41.262
],
[
42.934,
45.349
],
[
46.208,
46.951
],
[
48.089,
48.855
],
[
49.041,
52.57
],
[
53.708,
54.451
],
[
54.962,
56.332
],
[
56.541,
58.259
],
[
58.421,
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],
[
71.007,
71.657
],
[
73.166,
78.228
],
[
78.391,
79.18
],
[
80.898,
81.525
],
[
81.595,
82.431
],
[
83.058,
85.078
],
[
85.194,
89.095
],
[
89.258,
89.977
],
[
90.465,
94.668
],
[
102.841,
106.44
],
[
106.603,
110.179
],
[
110.318,
114.753
],
[
114.916,
119.374
],
[
119.699,
120.488
],
[
120.558,
121.371
],
[
123.391,
125.156
],
[
125.318,
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],
[
127.199,
128.848
],
[
130.519,
132.818
],
[
133.793,
134.536
],
[
135.047,
136.464
],
[
136.603,
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],
[
141.293,
142.036
],
[
142.547,
143.964
],
[
144.08,
157.501
],
[
157.663,
158.337
],
[
158.592,
159.359
],
[
160.752,
164.931
],
[
165.094,
165.79
],
[
165.999,
166.626
],
[
169.413,
170.017
],
[
170.643,
172.64
],
[
173.128,
177.586
],
[
178.051,
182.253
],
[
190.427,
193.956
],
[
194.212,
194.815
],
[
195.001,
195.767
],
[
195.93,
197.602
]
]
},
{
"lane": "brilliance",
"band_hz": [
2800,
5600
],
"entry_s": 0.418,
"exit_s": 199.97,
"active_fraction": 0.9479,
"segments": [
[
0.418,
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],
[
7.57,
45.325
],
[
45.581,
47.02
],
[
47.462,
52.756
],
[
53.081,
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],
[
54.962,
94.714
],
[
95.155,
132.911
],
[
133.166,
134.699
],
[
135.047,
140.341
],
[
140.666,
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],
[
142.547,
182.3
],
[
182.741,
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]
]
},
{
"lane": "air",
"band_hz": [
5600,
11200
],
"entry_s": 0.418,
"exit_s": 199.483,
"active_fraction": 0.9099,
"segments": [
[
0.418,
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],
[
7.57,
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],
[
14.652,
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],
[
20.271,
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],
[
22.152,
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],
[
46.208,
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],
[
48.089,
48.832
],
[
49.064,
49.784
],
[
49.946,
50.712
],
[
50.898,
52.616
],
[
53.708,
54.474
],
[
55.589,
56.332
],
[
56.564,
57.284
],
[
57.446,
58.212
],
[
58.445,
72.887
],
[
73.166,
94.668
],
[
95.155,
102.075
],
[
102.237,
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],
[
107.857,
109.575
],
[
109.738,
132.841
],
[
133.793,
134.56
],
[
135.674,
136.417
],
[
136.649,
137.369
],
[
137.555,
138.321
],
[
138.484,
140.179
],
[
141.293,
142.036
],
[
143.174,
143.917
],
[
144.149,
144.869
],
[
145.055,
145.798
],
[
146.007,
160.473
],
[
160.752,
182.253
],
[
182.741,
189.661
],
[
189.823,
193.399
],
[
193.562,
195.28
],
[
195.442,
196.209
],
[
196.371,
197.137
],
[
197.323,
199.483
]
]
}
],
"interlap_matrix": {
"sub|low_bass": 0.2678,
"sub|bass": 0.2363,
"sub|low_mid": 0.2358,
"sub|mid": 0.1957,
"sub|upper_mid": 0.1929,
"sub|presence": 0.1871,
"sub|brilliance": 0.187,
"sub|air": 0.1635,
"low_bass|bass": 0.869,
"low_bass|low_mid": 0.8679,
"low_bass|mid": 0.7349,
"low_bass|upper_mid": 0.7332,
"low_bass|presence": 0.6063,
"low_bass|brilliance": 0.7317,
"low_bass|air": 0.6995,
"bass|low_mid": 0.9873,
"bass|mid": 0.8325,
"bass|upper_mid": 0.825,
"bass|presence": 0.6814,
"bass|brilliance": 0.8298,
"bass|air": 0.7962,
"low_mid|mid": 0.8315,
"low_mid|upper_mid": 0.8261,
"low_mid|presence": 0.6869,
"low_mid|brilliance": 0.8256,
"low_mid|air": 0.7959,
"mid|upper_mid": 0.9422,
"mid|presence": 0.7666,
"mid|brilliance": 0.9487,
"mid|air": 0.9105,
"upper_mid|presence": 0.782,
"upper_mid|brilliance": 0.9806,
"upper_mid|air": 0.9455,
"presence|brilliance": 0.7857,
"presence|air": 0.7802,
"brilliance|air": 0.9599
},
"simultaneity_curve": {
"times_s": [
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0.186,
0.372,
0.557,
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0.929,
1.115,
1.3,
1.486,
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}
},
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{
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"delta": -0.305,
"at_section_boundary": true
},
{
"bar": 22,
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"at_section_boundary": true
},
{
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"at_section_boundary": true
},
{
"bar": 42,
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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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},
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"loop_seam": {
"measurable": true,
"seam_distance": 1.0,
"interior_distance_median": 0.07991,
"seam_ratio": 12.514,
"seam_clean": false,
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"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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}
}
}