music/exemplars/formula_cards/EX_022.json
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"tier": "RUNG-1 MEASURED",
"legal_posture": "ANALYSIS FOR UNDERSTANDING ONLY. Audio lawfully obtained by Josh, read from disk, measured, and never copied, redistributed, or used as model input of any kind.",
"track_id": "EX_022",
"title": "Wind Scene",
"game": "Chrono Trigger",
"composer": "Yasunori Mitsuda",
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83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
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83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
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83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
83.35,
172.27,
172.27,
172.27,
172.27,
172.27,
172.27
],
"adjustment_events": [
{
"position_s": 25.47,
"duration_s": 2.21,
"delta_bpm": 15.62,
"shape": "step"
},
{
"position_s": 31.42,
"duration_s": 7.66,
"delta_bpm": 63.33,
"shape": "step"
},
{
"position_s": 42.05,
"duration_s": 9.52,
"delta_bpm": 71.79,
"shape": "step"
},
{
"position_s": 53.41,
"duration_s": 2.62,
"delta_bpm": 23.9,
"shape": "step"
},
{
"position_s": 65.36,
"duration_s": 8.2,
"delta_bpm": 67.24,
"shape": "step"
},
{
"position_s": 74.47,
"duration_s": 5.25,
"delta_bpm": 57.91,
"shape": "step"
},
{
"position_s": 80.36,
"duration_s": 10.96,
"delta_bpm": 73.1,
"shape": "step"
},
{
"position_s": 123.07,
"duration_s": 7.83,
"delta_bpm": 63.44,
"shape": "step"
},
{
"position_s": 133.93,
"duration_s": 8.96,
"delta_bpm": 70.73,
"shape": "step"
},
{
"position_s": 143.24,
"duration_s": 5.04,
"delta_bpm": 56.63,
"shape": "step"
},
{
"position_s": 157.15,
"duration_s": 8.75,
"delta_bpm": 69.53,
"shape": "step"
},
{
"position_s": 166.12,
"duration_s": 5.46,
"delta_bpm": 59.1,
"shape": "step"
},
{
"position_s": 172.34,
"duration_s": 11.03,
"delta_bpm": 74.13,
"shape": "step"
},
{
"position_s": 201.34,
"duration_s": 3.23,
"delta_bpm": 50.86,
"shape": "step"
}
],
"dispersion_bpm": 41.83,
"rubato_depth_bpm": 88.911
},
"global_bpm": 83.35,
"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": 83.35,
"tempo_bpm_median_local": 117.45,
"tempo_iqr_bpm": 78.14,
"tempo_stability": 0.0,
"beat_interval_cv": 0.0183
},
"dominant_onset_period_s": 0.7198,
"dominant_onset_period_bpm": 83.35,
"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": 0.672,
"onset_rate_per_s": 10.768
}
},
"tonality": {
"key": "A",
"mode": "minor",
"windowed_key_agreement": 0.2549,
"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": 0.488,
"onset_bars": 0.17,
"pitch_contour": "--U-D--U--DDUD-",
"interval_vocabulary_semitones": [
0,
1,
2,
5,
8,
9,
50
],
"intervals": [
0.0,
0.0,
2.0,
0.0,
-50.0,
0.0,
0.0,
8.0,
0.0,
0.0,
-1.0,
-9.0,
5.0,
-1.0,
0.0
],
"range_semitones": 52.0,
"distinctive_deviation": {
"largest_interval_semitones": -50.0,
"at_note_index": 5,
"is_licensed_leap": true
}
},
"motif_economy": {
"self_similarity_peak": 0.955,
"self_similarity_baseline": 0.5659,
"self_similarity_lift": 0.3891,
"recurrence_lag_s": 91.858,
"interval_3gram_repetition": 0.4716,
"interval_4gram_repetition": 0.3419
},
"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.",
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"low_bass",
"bass",
"low_mid",
"mid",
"upper_mid",
"presence",
"brilliance",
"air",
"ultra"
],
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45
],
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],
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112.547,
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188.314,
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],
[
192.958,
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]
]
},
{
"lane": "low_bass",
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90
],
"entry_s": 1.858,
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188.314,
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],
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194.026,
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],
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195.466,
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]
]
},
{
"lane": "bass",
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},
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},
{
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86.494,
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89.35,
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90.79,
96.665
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102.191,
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105.419,
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143.685,
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148.027,
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152.369,
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153.809,
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178.352,
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182.625,
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]
]
},
{
"lane": "upper_mid",
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],
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"active_fraction": 0.9433,
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104.699,
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105.395,
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]
},
{
"lane": "presence",
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],
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"active_fraction": 0.8933,
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8.011,
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15.581,
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19.574,
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96.107,
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]
},
{
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5600
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]
]
},
{
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11200
],
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42.539,
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}
],
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"low_mid|mid": 0.9147,
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"low_mid|brilliance": 0.7018,
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"mid|upper_mid": 0.851,
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"mid|brilliance": 0.6952,
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},
{
"bar": 8,
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{
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{
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}
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},
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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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}