music/exemplars/formula_cards/repudiated/EX_150__20260807T064817Z.json
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"reason": "no audio for the named game on disk; prior flip was matcher poison, see 9270acab",
"note": "This document measured a real file, but the row it was filed under is NOT that file's track. The measurement is kept; the identity claim is withdrawn. Nothing downstream may read this as the named row's card."
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"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.",
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"composer": "Junichi Masuda & Go Ichinose",
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"shape": "step"
},
{
"position_s": 182.07,
"duration_s": 3.07,
"delta_bpm": 50.94,
"shape": "step"
}
],
"dispersion_bpm": 30.273,
"rubato_depth_bpm": 92.285
},
"global_bpm": 92.29,
"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": 92.29,
"tempo_bpm_median_local": 92.29,
"tempo_iqr_bpm": 30.76,
"tempo_stability": 0.0,
"beat_interval_cv": 0.0203
},
"dominant_onset_period_s": 0.6502,
"dominant_onset_period_bpm": 92.29,
"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": 0.655,
"onset_rate_per_s": 10.768
}
},
"tonality": {
"key": "F#",
"mode": "minor",
"windowed_key_agreement": 0.1522,
"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": 0.58,
"onset_bars": 0.22,
"pitch_contour": "D----UDU-D--U-D",
"interval_vocabulary_semitones": [
0,
12,
14
],
"intervals": [
-12.0,
-0.33,
0.33,
0.0,
0.0,
12.33,
-12.33,
12.0,
0.0,
-14.0,
0.0,
0.0,
12.0,
0.33,
-12.33
],
"range_semitones": 14.33,
"distinctive_deviation": {
"largest_interval_semitones": -14.0,
"at_note_index": 10,
"is_licensed_leap": true
}
},
"motif_economy": {
"self_similarity_peak": 0.9762,
"self_similarity_baseline": 0.8646,
"self_similarity_lift": 0.1116,
"recurrence_lag_s": 77.833,
"interval_3gram_repetition": 0.4854,
"interval_4gram_repetition": 0.402
},
"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": 20.643,
"exit_s": 181.418,
"active_fraction": 0.6977,
"segments": [
[
20.643,
47.554
],
[
57.26,
88.77
],
[
98.499,
125.388
],
[
135.117,
166.603
],
[
176.309,
181.418
]
]
},
{
"lane": "low_bass",
"band_hz": [
45,
90
],
"entry_s": 0.859,
"exit_s": 182.323,
"active_fraction": 0.9698,
"segments": [
[
0.859,
1.463
],
[
3.251,
4.435
],
[
4.714,
5.387
],
[
5.526,
6.548
],
[
7.639,
9.009
],
[
9.311,
10.263
],
[
10.519,
181.325
],
[
181.51,
182.323
]
]
},
{
"lane": "bass",
"band_hz": [
90,
180
],
"entry_s": 0.511,
"exit_s": 182.486,
"active_fraction": 0.9829,
"segments": [
[
0.511,
182.486
]
]
},
{
"lane": "low_mid",
"band_hz": [
180,
355
],
"entry_s": 0.488,
"exit_s": 182.486,
"active_fraction": 0.985,
"segments": [
[
0.488,
182.486
]
]
},
{
"lane": "mid",
"band_hz": [
355,
710
],
"entry_s": 0.511,
"exit_s": 182.323,
"active_fraction": 0.9819,
"segments": [
[
0.511,
182.323
]
]
},
{
"lane": "upper_mid",
"band_hz": [
710,
1400
],
"entry_s": 0.511,
"exit_s": 182.3,
"active_fraction": 0.9827,
"segments": [
[
0.511,
182.3
]
]
},
{
"lane": "presence",
"band_hz": [
1400,
2800
],
"entry_s": 0.511,
"exit_s": 182.973,
"active_fraction": 0.985,
"segments": [
[
0.511,
180.976
],
[
181.092,
182.973
]
]
},
{
"lane": "brilliance",
"band_hz": [
2800,
5600
],
"entry_s": 0.511,
"exit_s": 182.88,
"active_fraction": 0.9829,
"segments": [
[
0.511,
180.976
],
[
181.812,
182.88
]
]
},
{
"lane": "air",
"band_hz": [
5600,
11200
],
"entry_s": 1.393,
"exit_s": 182.88,
"active_fraction": 0.9788,
"segments": [
[
1.393,
1.95
],
[
2.043,
3.274
],
[
3.831,
4.551
],
[
5.132,
127.013
],
[
127.06,
180.86
],
[
181.835,
182.88
]
]
}
],
"interlap_matrix": {
"sub|low_bass": 0.7165,
"sub|bass": 0.7076,
"sub|low_mid": 0.7077,
"sub|mid": 0.7075,
"sub|upper_mid": 0.7078,
"sub|presence": 0.7075,
"sub|brilliance": 0.7074,
"sub|air": 0.7091,
"low_bass|bass": 0.9846,
"low_bass|low_mid": 0.9828,
"low_bass|mid": 0.9853,
"low_bass|upper_mid": 0.9851,
"low_bass|presence": 0.9826,
"low_bass|brilliance": 0.9815,
"low_bass|air": 0.9791,
"bass|low_mid": 0.9977,
"bass|mid": 0.999,
"bass|upper_mid": 0.9992,
"bass|presence": 0.9969,
"bass|brilliance": 0.9959,
"bass|air": 0.9917,
"low_mid|mid": 0.9969,
"low_mid|upper_mid": 0.9969,
"low_mid|presence": 0.9985,
"low_mid|brilliance": 0.9964,
"low_mid|air": 0.9922,
"mid|upper_mid": 0.999,
"mid|presence": 0.9959,
"mid|brilliance": 0.9949,
"mid|air": 0.9907,
"upper_mid|presence": 0.9967,
"upper_mid|brilliance": 0.9957,
"upper_mid|air": 0.9915,
"presence|brilliance": 0.9977,
"presence|air": 0.9938,
"brilliance|air": 0.9958
},
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3.158,
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