music/exemplars/formula_cards/EX_092.json
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"title": "Snake Eater (Ladder Climb)",
"game": "Metal Gear Solid 3",
"composer": "Norihiko Hibino",
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"delta_bpm": -54.12,
"shape": "step"
},
{
"position_s": 134.05,
"duration_s": 4.67,
"delta_bpm": 12.14,
"shape": "step"
},
{
"position_s": 139.2,
"duration_s": 2.67,
"delta_bpm": -27.67,
"shape": "step"
},
{
"position_s": 143.08,
"duration_s": 13.68,
"delta_bpm": -59.94,
"shape": "step"
},
{
"position_s": 158.59,
"duration_s": 9.82,
"delta_bpm": -55.17,
"shape": "step"
},
{
"position_s": 169.32,
"duration_s": 3.09,
"delta_bpm": -11.2,
"shape": "step"
},
{
"position_s": 173.62,
"duration_s": 3.81,
"delta_bpm": 73.77,
"shape": "step"
}
],
"dispersion_bpm": 45.955,
"rubato_depth_bpm": 95.467
},
"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": 117.45,
"tempo_iqr_bpm": 33.94,
"tempo_stability": 0.0,
"beat_interval_cv": 0.0621
},
"dominant_onset_period_s": 2.6703,
"dominant_onset_period_bpm": 22.47,
"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": 0.606,
"onset_rate_per_s": 10.769
}
},
"tonality": {
"key": "F#",
"mode": "minor",
"windowed_key_agreement": 0.4222,
"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": 0.569,
"onset_bars": 0.41,
"pitch_contour": "-D----UDUD-----",
"interval_vocabulary_semitones": [
0,
7,
19,
24
],
"intervals": [
0.0,
-7.0,
0.0,
0.0,
0.0,
0.0,
24.33,
-24.33,
19.33,
-19.33,
0.0,
0.0,
0.0,
0.0,
0.0
],
"range_semitones": 24.33,
"distinctive_deviation": {
"largest_interval_semitones": 24.33,
"at_note_index": 7,
"is_licensed_leap": true
}
},
"motif_economy": {
"self_similarity_peak": 0.8608,
"self_similarity_baseline": 0.7648,
"self_similarity_lift": 0.096,
"recurrence_lag_s": 0.464,
"interval_3gram_repetition": 0.1697,
"interval_4gram_repetition": 0.0616
},
"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": 1.602,
"exit_s": 169.506,
"active_fraction": 0.5248,
"segments": [
[
1.602,
5.364
],
[
5.944,
11.54
],
[
12.26,
14.327
],
[
14.489,
17.043
],
[
17.578,
20.062
],
[
20.271,
22.314
],
[
22.918,
25.403
],
[
25.635,
27.887
],
[
28.444,
29.373
],
[
29.466,
30.232
],
[
31.161,
32.044
],
[
32.16,
32.879
],
[
33.576,
35.55
],
[
36.223,
38.336
],
[
38.94,
43.073
],
[
43.119,
43.723
],
[
54.892,
55.403
],
[
56.007,
56.935
],
[
57.284,
58.073
],
[
62.578,
63.39
],
[
65.527,
66.061
],
[
81.595,
86.541
],
[
105.581,
108.6
],
[
110.899,
111.525
],
[
111.92,
112.733
],
[
114.892,
115.403
],
[
122.648,
123.391
],
[
127.919,
128.731
],
[
141.549,
142.06
],
[
145.543,
146.471
],
[
146.913,
149.258
],
[
149.606,
151.835
],
[
152.207,
153.391
],
[
153.461,
154.227
],
[
154.924,
156.108
],
[
157.547,
158.058
],
[
160.218,
160.729
],
[
162.911,
169.506
]
]
},
{
"lane": "low_bass",
"band_hz": [
45,
90
],
"entry_s": 1.579,
"exit_s": 168.972,
"active_fraction": 0.7193,
"segments": [
[
1.579,
5.596
],
[
6.177,
11.494
],
[
12.214,
14.187
],
[
14.884,
16.811
],
[
17.554,
19.482
],
[
20.225,
24.892
],
[
25.542,
27.423
],
[
28.235,
32.81
],
[
33.553,
35.457
],
[
36.2,
38.127
],
[
38.893,
43.421
],
[
43.537,
46.393
],
[
46.904,
47.717
],
[
47.926,
49.342
],
[
49.575,
50.759
],
[
50.875,
53.081
],
[
53.243,
54.451
],
[
54.892,
55.403
],
[
55.937,
56.773
],
[
57.493,
58.05
],
[
58.607,
59.443
],
[
60.233,
61.092
],
[
61.254,
62.717
],
[
62.88,
63.762
],
[
63.925,
65.387
],
[
65.55,
66.409
],
[
66.595,
67.918
],
[
68.22,
69.01
],
[
69.265,
70.682
],
[
70.867,
71.657
],
[
71.912,
73.05
],
[
73.561,
74.397
],
[
74.861,
76.742
],
[
77.299,
78.135
],
[
78.878,
87.052
],
[
92.206,
92.996
],
[
93.205,
93.739
],
[
94.877,
95.597
],
[
102.888,
103.584
],
[
105.535,
108.275
],
[
109.203,
110.295
],
[
110.573,
111.456
],
[
111.897,
112.942
],
[
113.871,
117.284
],
[
117.563,
118.375
],
[
118.584,
119.699
],
[
121.255,
122.091
],
[
123.925,
124.691
],
[
125.574,
128.012
],
[
128.197,
128.987
],
[
129.242,
130.589
],
[
130.891,
131.657
],
[
131.913,
133.05
],
[
133.538,
134.304
],
[
134.583,
135.906
],
[
136.208,
137.067
],
[
137.23,
138.67
],
[
138.879,
140.016
],
[
140.202,
141.131
],
[
141.526,
142.06
],
[
142.594,
143.406
],
[
144.219,
145.055
],
[
145.218,
149.235
],
[
149.537,
150.419
],
[
150.558,
151.58
],
[
152.207,
154.691
],
[
154.877,
155.713
],
[
156.549,
157.362
],
[
157.524,
159.962
],
[
160.194,
162.075
],
[
162.563,
167.578
],
[
168.089,
168.972
]
]
},
{
"lane": "bass",
"band_hz": [
90,
180
],
"entry_s": 0.534,
"exit_s": 169.088,
"active_fraction": 0.4596,
"segments": [
[
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],
[
38.87,
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],
[
49.9,
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52.082,
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],
[
77.276,
78.019
],
[
82.918,
90.674
],
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90.86,
92.555
],
[
94.83,
95.991
],
[
97.524,
98.685
],
[
99.567,
101.332
],
[
101.564,
102.655
],
[
104.211,
109.993
],
[
115.589,
116.286
],
[
145.543,
150.372
],
[
150.605,
151.557
],
[
151.975,
155.69
],
[
155.922,
156.642
],
[
157.547,
161.193
],
[
161.309,
161.982
],
[
162.377,
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]
]
},
{
"lane": "low_mid",
"band_hz": [
180,
355
],
"entry_s": 0.511,
"exit_s": 169.181,
"active_fraction": 0.858,
"segments": [
[
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],
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11.656,
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],
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13.653,
14.721
],
[
17.229,
18.367
],
[
18.576,
20.225
],
[
22.314,
24.265
],
[
24.636,
25.983
],
[
27.91,
28.63
],
[
28.862,
31.022
],
[
32.972,
33.669
],
[
35.225,
36.804
],
[
37.222,
38.058
],
[
38.754,
45.441
],
[
45.836,
46.347
],
[
46.881,
48.321
],
[
49.505,
51.037
],
[
51.177,
57.028
],
[
57.26,
59.722
],
[
60.209,
62.044
],
[
62.856,
65.086
],
[
65.48,
69.683
],
[
69.869,
111.015
],
[
112.222,
113.685
],
[
114.962,
121.719
],
[
121.789,
122.346
],
[
122.88,
125.248
],
[
125.527,
127.338
],
[
128.221,
130.38
],
[
130.775,
135.024
],
[
135.535,
141.247
],
[
141.549,
157.222
],
[
157.501,
169.181
]
]
},
{
"lane": "mid",
"band_hz": [
355,
710
],
"entry_s": 1.207,
"exit_s": 169.227,
"active_fraction": 0.8344,
"segments": [
[
1.207,
5.132
],
[
5.317,
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],
[
16.3,
16.904
],
[
23.174,
23.754
],
[
30.859,
36.502
],
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37.291,
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],
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45.813,
53.058
],
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53.847,
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65.503,
75.976
],
[
76.208,
86.727
],
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86.889,
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],
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111.107,
113.22
],
[
113.453,
118.445
],
[
119.234,
162.702
],
[
162.865,
169.227
]
]
},
{
"lane": "upper_mid",
"band_hz": [
710,
1400
],
"entry_s": 4.412,
"exit_s": 169.227,
"active_fraction": 0.6979,
"segments": [
[
4.412,
5.108
],
[
9.683,
10.565
],
[
34.969,
35.55
],
[
38.174,
40.542
],
[
40.797,
42.423
],
[
42.539,
45.511
],
[
46.045,
52.315
],
[
54.544,
55.055
],
[
55.24,
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],
[
58.166,
65.109
],
[
65.434,
74.931
],
[
75.233,
75.883
],
[
76.254,
80.55
],
[
82.013,
86.332
],
[
88.236,
88.979
],
[
89.466,
91.069
],
[
91.347,
93.344
],
[
94.203,
99.753
],
[
100.473,
110.899
],
[
111.502,
117.818
],
[
119.211,
130.218
],
[
130.705,
161.773
],
[
163.399,
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]
]
},
{
"lane": "presence",
"band_hz": [
1400,
2800
],
"entry_s": 7.43,
"exit_s": 169.227,
"active_fraction": 0.6772,
"segments": [
[
7.43,
8.034
],
[
39.01,
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],
[
45.674,
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],
[
54.219,
57.841
],
[
58.212,
58.932
],
[
59.095,
59.954
],
[
60.186,
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],
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65.48,
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],
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75.209,
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],
[
76.231,
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],
[
80.875,
86.425
],
[
86.912,
87.609
],
[
89.583,
94.343
],
[
94.691,
96.34
],
[
96.618,
99.73
],
[
99.962,
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],
[
116.587,
117.795
],
[
119.211,
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],
[
123.437,
124.273
],
[
124.436,
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],
[
125.504,
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],
[
130.682,
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],
[
138.925,
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],
[
140.55,
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],
[
162.191,
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],
[
162.865,
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]
]
},
{
"lane": "brilliance",
"band_hz": [
2800,
5600
],
"entry_s": 6.711,
"exit_s": 169.273,
"active_fraction": 0.7373,
"segments": [
[
6.711,
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],
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9.497,
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],
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17.438,
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],
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26.749,
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],
[
35.062,
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],
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37.593,
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],
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39.474,
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],
[
54.567,
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],
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58.212,
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],
[
59.118,
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],
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60.116,
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],
[
65.387,
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],
[
75.0,
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],
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77.322,
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],
[
89.629,
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],
[
91.254,
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],
[
95.411,
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],
[
96.572,
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],
[
119.188,
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],
[
121.417,
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],
[
130.798,
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],
[
132.516,
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],
[
140.55,
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],
[
162.191,
162.702
],
[
162.865,
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]
]
},
{
"lane": "air",
"band_hz": [
5600,
11200
],
"entry_s": 7.082,
"exit_s": 169.088,
"active_fraction": 0.403,
"segments": [
[
7.082,
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],
[
17.438,
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],
[
38.568,
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39.567,
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],
[
40.821,
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],
[
42.678,
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[
44.257,
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[
47.16,
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[
48.228,
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],
[
48.832,
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],
[
60.233,
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],
[
70.217,
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],
[
72.191,
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],
[
76.324,
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],
[
86.239,
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],
[
90.21,
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],
[
91.556,
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],
[
95.55,
96.2
],
[
96.874,
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],
[
99.474,
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],
[
100.473,
101.587
],
[
102.052,
107.601
],
[
107.787,
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],
[
113.569,
115.705
],
[
115.798,
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],
[
123.344,
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],
[
124.459,
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],
[
126.595,
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],
[
128.801,
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],
[
134.885,
136.022
],
[
137.137,
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],
[
140.597,
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],
[
141.781,
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],
[
144.498,
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],
[
145.821,
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],
[
147.307,
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],
[
152.88,
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],
[
154.227,
157.594
],
[
162.888,
163.747
],
[
165.21,
169.088
]
]
}
],
"interlap_matrix": {
"sub|low_bass": 0.6347,
"sub|bass": 0.4251,
"sub|low_mid": 0.5143,
"sub|mid": 0.4789,
"sub|upper_mid": 0.4003,
"sub|presence": 0.3939,
"sub|brilliance": 0.4332,
"sub|air": 0.2877,
"low_bass|bass": 0.4549,
"low_bass|low_mid": 0.7143,
"low_bass|mid": 0.6853,
"low_bass|upper_mid": 0.5901,
"low_bass|presence": 0.5805,
"low_bass|brilliance": 0.6283,
"low_bass|air": 0.3668,
"bass|low_mid": 0.522,
"bass|mid": 0.5026,
"bass|upper_mid": 0.4466,
"bass|presence": 0.4447,
"bass|brilliance": 0.4632,
"bass|air": 0.374,
"low_mid|mid": 0.8463,
"low_mid|upper_mid": 0.7231,
"low_mid|presence": 0.7112,
"low_mid|brilliance": 0.75,
"low_mid|air": 0.4198,
"mid|upper_mid": 0.8327,
"mid|presence": 0.8045,
"mid|brilliance": 0.8521,
"mid|air": 0.4651,
"upper_mid|presence": 0.8794,
"upper_mid|brilliance": 0.8766,
"upper_mid|air": 0.5073,
"presence|brilliance": 0.8851,
"presence|air": 0.4968,
"brilliance|air": 0.5349
},
"simultaneity_curve": {
"times_s": [
0.0,
0.186,
0.372,
0.557,
0.743,
0.929,
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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},
{
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},
{
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},
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"baked_fade_in": true
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"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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2601.1,
3962.7,
2346.4,
2372.9,
1435.1,
2464.6,
2421.7,
2661.6,
2313.3,
3330.7,
2159.2,
2126.7,
2423.5,
2009.6,
2319.5,
2246.7,
2224.5,
2338.0,
2846.5,
2560.5,
2298.1,
2727.5,
1596.2,
1753.0,
2248.8,
1846.5,
2082.8,
2299.4,
2200.7,
3238.6,
1267.0,
1818.0,
2361.4,
2125.7,
1674.9,
2129.4,
1844.2,
2213.2,
2005.8,
3521.6,
1321.7,
1996.4,
2305.9,
1610.0,
2587.5,
2054.8,
2499.2,
1884.6,
1969.8,
3248.6,
2279.0,
2664.2,
1348.7,
2422.8,
2391.6,
2421.8,
2166.8,
2124.7,
2150.2,
2329.8,
2256.4,
2106.2,
1746.3,
1871.2,
1784.4,
1843.3,
2068.2,
2004.9,
2785.4,
2648.6,
1386.1,
1811.9,
1994.3,
2174.7,
2446.6,
2479.7,
2498.2,
1930.2,
2688.5,
1993.1,
2246.1,
1775.5,
2649.9,
2187.0,
4305.6,
2100.6,
1636.0,
2516.5,
1980.0,
2452.9,
2395.8,
2035.2,
5458.7,
2397.6,
2411.1,
2458.6,
2048.6,
2423.8,
3039.5,
2230.4,
2282.6,
2595.6,
2031.1,
2349.2,
2447.1,
2665.9,
2399.9,
2790.7,
3091.9,
2923.6,
1870.9,
2141.9,
2833.8,
1603.7,
1939.1,
2143.2,
2167.0,
3100.0,
2376.0,
2214.4,
2532.8,
2383.9,
2174.6,
2381.4,
1999.0,
2203.8,
1595.1,
2238.1,
1730.6,
1853.3,
2447.2,
2103.1,
2472.8,
2679.7,
2800.0,
2205.0,
2591.0,
3136.9,
2487.3,
2294.2,
1805.8,
2961.7,
2447.8,
2495.1,
2056.8,
3579.4,
2560.0,
1622.4,
2248.1,
1913.1,
2743.6,
2091.0,
2184.4,
1898.4,
2702.3,
3591.6,
1876.7,
3165.4,
1999.1,
2406.3,
2296.4,
2855.7,
2897.2,
2875.6,
2367.8,
2318.9,
2267.7,
2134.3,
2277.7,
5574.5,
1241.8,
2774.0,
2076.2,
2539.7,
3791.5,
2648.5,
2567.8,
2494.3,
2555.9,
2286.5,
2596.7,
2664.1,
2272.0,
1808.6,
1283.2,
1062.2,
0.0,
0.0,
0.0,
0.0,
0.0
],
"spectral_rolloff85_hz_mean": 4472.8,
"spectral_flatness_mean": 0.0391,
"signature_colour": "warm"
}
}
}