music/exemplars/formula_cards/UNMATCHED__107_Game_Corner.json
{
"schema": "formula-card/v1",
"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__107_Game_Corner",
"title": null,
"game": null,
"composer": null,
"purpose_class": null,
"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Compilations\\Pokémon Diamond & Pokémon Pearl_ Super M\\107 Game Corner.m4a",
"sha256": "d3168a07688636fd96a2a85ebf7384458ec174911acc451397375ef1af16c3a0",
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"source_format": "mov,mp4,m4a,3gp,3g2,mj2",
"source_codec": "aac",
"source_sample_rate_hz": 44100,
"source_channels": 2,
"lossless_source": false,
"analysis_sample_rate_hz": 22050,
"decoder": "ffmpeg.exe :: ffmpeg version 9.0-full_build-www.gyan.dev Copyright (c) 2000-2026 the FFmpeg developers",
"measured_at": "2026-08-07T02:53:03+00:00",
"format_induced_limit": "lossy source (aac); high-band timbre figures carry codec artefacts and the card declares it",
"control": {
"controls_passed": 24,
"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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{
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{
"section": 5,
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}
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0.6314,
0.4447
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"shape": "step"
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{
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{
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"shape": "step"
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{
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}
],
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},
"global_bpm": 103.36,
"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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"tempo_bpm_median_local": 103.36,
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"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."
},
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}
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"modulation_note": "Windowed key agreement below ~0.7 is the modulation signal at rung 1; a pivot-chord map needs symbolic transcription (rung 2)."
},
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4,
5,
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7,
8
],
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}
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"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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"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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},
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80.25,
80.99,
81.73,
82.48,
83.22,
83.96
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},
"register": {
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"melody_tessitura_midi": 45.33,
"bass_floor_band": {
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"low_bass": 0.14361,
"bass": 0.25418,
"low_mid": 0.15934,
"mid": 0.14042,
"upper_mid": 0.08998,
"presence": 0.08442,
"brilliance": 0.07958,
"air": 0.03327,
"ultra": 0.0
},
"octave_band_profile": {
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"low_bass": 0.14361,
"bass": 0.25418,
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"mid": 0.14042,
"upper_mid": 0.08998,
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}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 0.04738,
"interior_distance_median": 0.03035,
"seam_ratio": 1.561,
"seam_clean": false,
"tail_rms_over_mid": 0.0072,
"head_rms_over_mid": 0.0003,
"tail_rms_trend": -0.8846,
"head_rms_trend": 0.73,
"baked_fade_out": true,
"baked_fade_in": true
},
"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": {
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"spectral_centroid_curve_hz": [
901.7,
3216.6,
2577.1,
2823.7,
2497.6,
3819.5,
3620.6,
3465.2,
3032.8,
3051.0,
2423.3,
1983.8,
1881.4,
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3665.0,
3311.2,
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2161.4,
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2940.2,
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"signature_colour": "bright"
}
}
}