music/exemplars/formula_cards/UNMATCHED__127_Dance__Easy.json
{
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"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__127_Dance__Easy",
"title": null,
"game": null,
"composer": null,
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"decoder": "ffmpeg.exe :: ffmpeg version 9.0-full_build-www.gyan.dev Copyright (c) 2000-2026 the FFmpeg developers",
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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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{
"bar": 1,
"at_s": 2.04,
"delta": 0.222,
"at_section_boundary": true
},
{
"bar": 39,
"at_s": 79.69,
"delta": -0.735,
"at_section_boundary": true
}
],
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"steps_total": 2,
"boundary_step_share": 1.0,
"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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"voiced_fraction": 0.0682,
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"max_lanes": 9
},
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],
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5.94,
6.69,
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25.26,
26.01,
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28.24,
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30.46,
31.21,
31.95,
32.69,
33.44,
34.18,
34.92,
35.67,
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38.64,
39.38,
40.12,
40.87,
41.61,
42.35,
43.1,
43.84,
44.58,
45.33,
46.07,
46.81,
47.55,
48.3,
49.04,
49.78,
50.53,
51.27,
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52.76,
53.5,
54.24,
54.98,
55.73,
56.47,
57.21,
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59.44,
60.19,
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61.67,
62.42,
63.16,
63.9,
64.64,
65.39,
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68.36,
69.1,
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76.53,
77.28,
78.02,
78.76,
79.51,
80.25,
80.99,
81.73,
82.48
]
},
"register": {
"melody_span_semitones": 38.0,
"melody_tessitura_midi": 36.67,
"bass_floor_band": {
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"low_bass": 0.2522,
"bass": 0.1278,
"low_mid": 0.10007,
"mid": 0.17222,
"upper_mid": 0.27119,
"presence": 0.04585,
"brilliance": 0.01347,
"air": 0.01172,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 0.00507,
"low_bass": 0.2522,
"bass": 0.1278,
"low_mid": 0.10007,
"mid": 0.17222,
"upper_mid": 0.27119,
"presence": 0.04585,
"brilliance": 0.01347,
"air": 0.01172,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 0.26064,
"interior_distance_median": 0.08048,
"seam_ratio": 3.238,
"seam_clean": false,
"tail_rms_over_mid": 0.0001,
"head_rms_over_mid": 0.0002,
"tail_rms_trend": -0.8958,
"head_rms_trend": 0.4767,
"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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912.0,
1154.6,
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1864.9,
1367.1,
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1766.0,
2841.5,
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2503.0,
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2697.0,
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2752.1,
2811.2,
3240.2,
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1957.8,
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2284.0,
3141.1,
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760.3,
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662.5
],
"spectral_rolloff85_hz_mean": 5332.9,
"spectral_flatness_mean": 0.02416,
"signature_colour": "warm"
}
}
}