music/exemplars/formula_cards/UNMATCHED__Portal2-07-Ghost_of_Rattman.json
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{
"position_s": 1.49,
"duration_s": 51.76,
"delta_bpm": -77.47,
"shape": "step"
},
{
"position_s": 54.24,
"duration_s": 7.48,
"delta_bpm": -52.1,
"shape": "step"
},
{
"position_s": 66.59,
"duration_s": 5.83,
"delta_bpm": -57.39,
"shape": "step"
},
{
"position_s": 74.75,
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"delta_bpm": -51.52,
"shape": "step"
},
{
"position_s": 84.52,
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"delta_bpm": -36.85,
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},
{
"position_s": 88.7,
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"delta_bpm": -16.5,
"shape": "step"
},
{
"position_s": 96.06,
"duration_s": 4.2,
"delta_bpm": -48.14,
"shape": "step"
},
{
"position_s": 103.56,
"duration_s": 2.69,
"delta_bpm": -26.11,
"shape": "step"
},
{
"position_s": 114.99,
"duration_s": 7.34,
"delta_bpm": -62.03,
"shape": "step"
},
{
"position_s": 136.16,
"duration_s": 12.89,
"delta_bpm": -63.25,
"shape": "step"
},
{
"position_s": 162.77,
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"delta_bpm": -45.87,
"shape": "step"
},
{
"position_s": 189.08,
"duration_s": 4.09,
"delta_bpm": -46.48,
"shape": "step"
},
{
"position_s": 197.14,
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"delta_bpm": -48.85,
"shape": "step"
},
{
"position_s": 224.63,
"duration_s": 5.34,
"delta_bpm": -55.06,
"shape": "step"
},
{
"position_s": 231.8,
"duration_s": 10.73,
"delta_bpm": -72.83,
"shape": "step"
},
{
"position_s": 242.72,
"duration_s": 3.02,
"delta_bpm": 58.52,
"shape": "step"
}
],
"dispersion_bpm": 43.485,
"rubato_depth_bpm": 83.196
},
"global_bpm": 152.0,
"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": 152.0,
"tempo_bpm_median_local": 152.0,
"tempo_iqr_bpm": 38.45,
"tempo_stability": 0.0,
"beat_interval_cv": 0.0408
},
"dominant_onset_period_s": 0.743,
"dominant_onset_period_bpm": 80.75,
"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": 0.666,
"onset_rate_per_s": 10.769
}
},
"tonality": {
"key": "D#",
"mode": "major",
"windowed_key_agreement": 0.5,
"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": 0.104,
"onset_bars": 0.07,
"pitch_contour": "UDUDUDDUUDUDUDU",
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2,
12
],
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12.0,
-12.0,
12.0,
-12.0,
12.0,
-12.0,
-2.0,
2.0,
12.0,
-12.0,
12.0,
-12.0,
12.0,
-12.0,
12.0
],
"range_semitones": 14.0,
"distinctive_deviation": {
"largest_interval_semitones": 12.0,
"at_note_index": 1,
"is_licensed_leap": true
}
},
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"self_similarity_peak": 0.9557,
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"recurrence_lag_s": 95.991,
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"interval_4gram_repetition": 0.1842
},
"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_mid",
"mid",
"upper_mid",
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"ultra"
],
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143.29,
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221.356,
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]
},
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218.987,
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},
{
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226.278,
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227.648,
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},
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150.744,
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152.648,
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154.506,
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155.225,
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},
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5600
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},
{
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}
],
"interlap_matrix": {
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"sub|low_mid": 0.6541,
"sub|mid": 0.6966,
"sub|upper_mid": 0.6586,
"sub|presence": 0.2369,
"sub|brilliance": 0.7496,
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"low_bass|bass": 0.7613,
"low_bass|low_mid": 0.7272,
"low_bass|mid": 0.7396,
"low_bass|upper_mid": 0.715,
"low_bass|presence": 0.2159,
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"low_bass|air": 0.3685,
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"bass|mid": 0.8052,
"bass|upper_mid": 0.8296,
"bass|presence": 0.1761,
"bass|brilliance": 0.6225,
"bass|air": 0.3043,
"low_mid|mid": 0.8288,
"low_mid|upper_mid": 0.9185,
"low_mid|presence": 0.1684,
"low_mid|brilliance": 0.633,
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"mid|upper_mid": 0.8607,
"mid|presence": 0.1948,
"mid|brilliance": 0.6941,
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"upper_mid|presence": 0.1766,
"upper_mid|brilliance": 0.6635,
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},
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"times_s": [
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0.186,
0.372,
0.557,
0.743,
0.929,
1.115,
1.3,
1.486,
1.672,
1.858,
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