music/exemplars/formula_cards/UNMATCHED__29_The_Second_Act_Sfc_Version_.json
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{
"position_s": 0.0,
"duration_s": 4.97,
"delta_bpm": 141.82,
"shape": "step"
},
{
"position_s": 20.39,
"duration_s": 2.69,
"delta_bpm": 55.8,
"shape": "step"
},
{
"position_s": 31.72,
"duration_s": 7.85,
"delta_bpm": 83.83,
"shape": "step"
},
{
"position_s": 48.72,
"duration_s": 3.18,
"delta_bpm": 76.55,
"shape": "step"
},
{
"position_s": 60.46,
"duration_s": 23.75,
"delta_bpm": 134.71,
"shape": "step"
},
{
"position_s": 93.11,
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"delta_bpm": 100.1,
"shape": "step"
},
{
"position_s": 130.71,
"duration_s": 3.58,
"delta_bpm": 89.22,
"shape": "step"
},
{
"position_s": 145.43,
"duration_s": 4.5,
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"shape": "step"
},
{
"position_s": 159.03,
"duration_s": 3.46,
"delta_bpm": 85.79,
"shape": "step"
},
{
"position_s": 171.55,
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"delta_bpm": 114.31,
"shape": "step"
},
{
"position_s": 202.71,
"duration_s": 23.2,
"delta_bpm": 99.05,
"shape": "step"
},
{
"position_s": 226.26,
"duration_s": 3.32,
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"shape": "step"
},
{
"position_s": 238.24,
"duration_s": 4.67,
"delta_bpm": 65.94,
"shape": "ramp"
}
],
"dispersion_bpm": 78.281,
"rubato_depth_bpm": 192.142
},
"global_bpm": 129.2,
"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": 129.2,
"tempo_bpm_median_local": 129.2,
"tempo_iqr_bpm": 0.0,
"tempo_stability": 1.0,
"beat_interval_cv": 0.0417
},
"dominant_onset_period_s": 0.9056,
"dominant_onset_period_bpm": 66.26,
"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": 0.602,
"onset_rate_per_s": 10.769
}
},
"tonality": {
"key": "D",
"mode": "minor",
"windowed_key_agreement": 0.3115,
"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": 0.998,
"onset_bars": 0.28,
"pitch_contour": "--U----U--U--D-",
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0,
2,
3,
7
],
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0.0,
0.0,
3.0,
0.0,
0.0,
0.0,
0.0,
2.0,
0.0,
0.0,
2.0,
0.0,
0.0,
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0.0
],
"range_semitones": 7.0,
"distinctive_deviation": {
"largest_interval_semitones": -7.0,
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"is_licensed_leap": false
}
},
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"interval_4gram_repetition": 0.3827
},
"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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136.417,
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151.069,
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158.36,
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165.628,
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173.685,
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174.591,
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184.761,
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196.116,
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204.173,
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205.079,
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206.1,
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220.891,
221.89
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[
227.95,
228.67
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[
232.501,
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]
]
},
{
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150.651,
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157.896,
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220.891,
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227.95,
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},
{
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},
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},
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},
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1713.5,
1348.5,
1893.8,
1710.9,
1788.1,
2215.0,
2005.6,
2481.2,
1393.5,
2409.6,
1809.1,
2336.7,
1817.6,
1675.6,
1939.8,
1990.9,
2266.5,
1788.1,
2424.0,
2196.7,
2410.2,
2063.0,
2423.0,
1362.6,
1565.4,
1644.1,
1846.1,
2225.7,
1602.5,
2008.5,
1470.6,
2181.7,
1700.6,
2364.8,
1774.0,
1793.4,
1716.1,
2403.4,
2486.1,
2061.6,
2135.2,
2517.5,
1873.1,
2403.8,
2542.6,
1639.6,
2255.9,
1770.8,
3121.4,
2281.8,
2183.0,
1870.2,
1772.2,
1667.8,
2276.0,
1546.9,
2483.5,
2259.3,
2156.1,
2430.1,
2549.4,
1716.1,
1541.9,
1776.7,
1382.1,
1992.7,
1622.3,
2151.7,
1669.3,
2050.5,
2213.6,
2409.1,
2163.2,
1785.7,
1857.2,
2097.0,
2447.7,
2420.1,
2169.9,
2011.5,
2377.0,
1159.7,
944.0,
972.7,
1033.8,
983.0,
966.7,
1084.0,
985.2,
821.3,
952.1,
834.8,
782.8,
1054.3,
931.4,
1210.6,
1167.5,
1057.8,
1164.9,
1253.0,
1156.9,
2182.0,
1858.3,
1474.0,
1645.8,
1603.9,
2153.0,
1756.0,
2340.3,
1576.9,
2544.0,
2142.3,
2297.9,
1761.5,
1790.5,
1896.2,
2236.0,
2557.9,
2350.1,
2325.7,
1861.1,
1903.0,
999.7,
1472.6,
1111.6,
1044.3,
1132.6,
1282.6,
1242.4,
987.1,
1119.1,
883.4,
1100.1,
1328.6,
1274.1,
1125.4,
1012.0,
1118.9,
1487.3,
786.4,
896.2,
1580.3,
1816.2,
1530.1,
1832.7,
1769.3,
2004.7,
1766.9,
1830.6,
1885.2,
1102.5,
1664.8,
1698.0,
1759.3,
1980.2,
2050.8,
1606.0,
2130.3,
1622.2,
1981.6,
2017.8,
2405.9,
2293.6,
1888.8,
2056.2,
1839.3,
2181.0,
1815.4,
1918.2,
1601.7,
2361.2,
2015.8,
2330.6,
1768.4,
1527.5,
1539.3,
1716.3,
2162.5,
1447.2,
2265.2,
2253.9,
2360.8,
2036.8,
2354.9,
1759.4,
2046.0,
1542.8,
1914.3,
2027.2,
1653.4,
2169.1,
1652.3,
2598.7,
1999.6,
2715.6,
1610.8,
2874.6,
1617.7,
3188.8,
2407.9,
2164.0,
1441.3,
2491.0,
1948.3,
2089.1,
2353.9,
1546.2,
2311.0,
1999.5,
2742.4,
2337.9,
2217.3,
1610.9,
1570.5,
1763.3,
2025.8,
1774.1,
1842.9,
1821.4,
1992.1,
2480.8,
2205.8,
2342.7,
2001.4,
2127.5,
2552.6,
2242.5,
2312.4,
2249.6,
1924.6,
1050.2,
1094.2,
950.5,
1214.4,
1187.9,
1094.8,
1185.8,
1123.0,
974.6,
1512.3,
1015.8,
1572.3,
1183.7,
1020.7,
1039.1,
1032.3,
1006.6,
982.5,
978.2,
1018.5,
1634.5,
2393.0,
2110.7,
1615.5,
1629.6,
1656.1,
2131.9,
1816.5,
2491.5,
1710.1,
2585.4,
2303.3,
2281.3,
1866.6,
1881.4,
2066.6,
2342.4,
2372.9,
2315.8,
1946.7,
1157.6,
1209.0,
1298.8,
1228.3,
1012.5,
1048.8,
1103.0,
1434.4,
911.6,
915.7,
831.9,
1563.1,
1274.1,
1210.3,
1141.8,
1012.7,
1190.1,
1225.9,
1131.5,
708.3,
1428.2,
1910.7,
1283.0,
2028.6,
1808.2,
1912.4,
1969.8,
1318.0,
1660.4,
1348.9,
2359.0,
2567.1,
1773.9,
1670.3,
1695.5,
2127.4,
1673.2,
1867.5,
1657.4,
2342.3,
2317.1,
2484.3,
2384.7,
1962.3,
2088.3,
1720.3,
463.3,
373.4
],
"spectral_rolloff85_hz_mean": 3815.7,
"spectral_flatness_mean": 0.0161,
"signature_colour": "warm"
}
}
}