music/exemplars/formula_cards/UNMATCHED__13_Desolate_Road_Sfc_Version_.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__13_Desolate_Road_Sfc_Version_",
"title": null,
"game": null,
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"measured_at": "2026-08-07T12:40:29+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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},
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"self_similarity_peak": 0.9778,
"self_similarity_baseline": 0.7009,
"self_similarity_lift": 0.277,
"recurrence_lag_s": 69.103,
"interval_3gram_repetition": 0.4659,
"interval_4gram_repetition": 0.3789
},
"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",
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20,
45
],
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12.19,
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20.039,
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21.618,
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31.045,
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41.517,
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97.013,
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98.592,
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119.513,
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[
125.806,
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[
132.098,
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]
]
},
{
"lane": "low_bass",
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],
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]
]
},
{
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],
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]
},
{
"lane": "low_mid",
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]
},
{
"lane": "mid",
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]
},
{
"lane": "upper_mid",
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710,
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],
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[
99.358,
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]
]
},
{
"lane": "presence",
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]
]
},
{
"lane": "brilliance",
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49.83,
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62.415,
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]
},
{
"lane": "air",
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25.542,
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64.041,
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70.31,
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86.03,
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94.645,
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101.727,
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120.581,
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126.874,
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133.166,
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142.06,
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]
]
}
],
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"sub|low_mid": 0.3866,
"sub|mid": 0.3829,
"sub|upper_mid": 0.345,
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"hypothesis_note": "Section 11.6 expects masterpieces to step complexity AT structural boundaries and hold it flat inside sections. This share is the measurement of that claim on this track; the corpus decides, not us."
},
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"bass": 0.18574,
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},
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"baked_fade_in": true
},
"ending": "through_or_loop",
"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."
},
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"spectral_flatness_mean": 0.0097,
"signature_colour": "dark"
}
}
}