music/exemplars/formula_cards/UNMATCHED__3-13_Kefka_s_Tower.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.",
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"title": null,
"game": null,
"composer": null,
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"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Nobuo Uematsu\\FINAL FANTASY VI (Original Soundtrack)\\3-13 Kefka's Tower.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": "2026-08-07T12:36:58+00:00",
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"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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"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.",
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3.0
],
"range_semitones": 15.33,
"distinctive_deviation": {
"largest_interval_semitones": 15.33,
"at_note_index": 13,
"is_licensed_leap": true
}
},
"motif_economy": {
"self_similarity_peak": 0.9262,
"self_similarity_baseline": 0.6895,
"self_similarity_lift": 0.2367,
"recurrence_lag_s": 65.387,
"interval_3gram_repetition": 0.6543,
"interval_4gram_repetition": 0.5634
},
"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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"sub",
"low_bass",
"bass",
"low_mid",
"mid",
"upper_mid",
"presence",
"brilliance",
"air",
"ultra"
],
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67.733,
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71.448,
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131.286,
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]
},
{
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86.494,
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]
},
{
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]
},
{
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]
},
{
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]
},
{
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},
{
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},
{
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]
},
{
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[
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[
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}
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}
}
}