music/exemplars/formula_cards/UNMATCHED__12_Moving_Ground.json
{
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"consumer": "docs/proposals/music/MASTERPIECE_PROGRAM.md rung 2 (the archetype synthesis -> MASTERPIECE_STANDARD.md)",
"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": "UNMATCHED__12_Moving_Ground",
"title": null,
"game": null,
"composer": null,
"purpose_class": null,
"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Christophe Héral & Billy Martin\\Rayman Legends (Original Game Soundtrack\\12 Moving Ground.m4a",
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"decoder": "ffmpeg.exe :: ffmpeg version 9.0-full_build-www.gyan.dev Copyright (c) 2000-2026 the FFmpeg developers",
"measured_at": "2026-08-07T01:06:55+00:00",
"format_induced_limit": "lossy source (aac); high-band timbre figures carry codec artefacts and the card declares it",
"control": {
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"controls_total": 24,
"ran_at": "2026-08-06T20:41:42+00:00",
"ffmpeg_version": "ffmpeg version 9.0-full_build-www.gyan.dev Copyright (c) 2000-2026 the FFmpeg developers",
"note": "This measurement is admissible only because the positive control recovered its planted answers in the same process, immediately before it."
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},
"ending": "baked_fade_out",
"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."
},
"timbre": {
"spectral_centroid_hz_mean": 1663.8,
"spectral_centroid_curve_hz": [
1922.7,
1266.7,
1557.4,
1279.3,
1688.4,
1044.6,
2032.3,
1050.3,
2440.3,
1610.1,
1478.2,
1655.0,
787.7,
1189.3,
1512.9,
1281.6,
2542.0,
1389.0,
1593.1,
2887.4,
931.6,
1869.8,
1005.6,
1403.0,
1864.3,
1606.5,
2048.2,
1389.8,
1292.2,
1533.5,
1158.2,
2184.1,
854.8,
1464.5,
800.9,
1304.8,
1739.4,
1970.2,
1563.9,
978.9,
1661.0,
2789.9,
760.2,
2038.1,
971.0,
1730.5,
1609.3,
739.4,
1312.0,
789.0,
829.0,
1550.9,
1119.4,
2020.9,
1333.9,
1967.2,
1873.0,
1909.2,
1761.0,
1211.1,
1708.1,
1342.3,
2208.4,
1670.4,
1557.9,
1477.8,
1927.7,
1138.3,
1623.8,
2048.7,
1143.1,
1247.0,
1710.4,
1324.3,
1526.0,
2176.7,
1372.8,
1910.5,
1373.5,
1156.9,
1809.2,
2198.2,
1264.9,
2060.0,
1878.7,
2494.4,
2646.1,
1874.2,
1795.4,
2126.9,
1758.1,
1952.5,
1737.3,
2231.6,
1950.9,
1915.3,
1956.0,
2306.8,
2357.3,
1348.0,
1421.9,
1943.1,
1751.6,
1634.8,
1858.7,
2128.7,
2030.6,
1624.9,
1968.8,
2112.0,
1858.4,
1966.0,
2013.8,
1385.5,
2281.7,
2171.6,
2120.4,
1984.1,
2216.3,
2053.7,
2651.5,
2089.5,
2258.6,
1995.1,
1973.7,
2444.1,
1319.7,
904.7,
949.4,
962.8
],
"spectral_rolloff85_hz_mean": 3454.9,
"spectral_flatness_mean": 0.01074,
"signature_colour": "warm"
}
}
}