UNMATCHED__2-19_Ayla_s_Theme.json

music/exemplars/formula_cards/UNMATCHED__2-19_Ayla_s_Theme.json

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 "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\\Yasunori Mitsuda\\Chrono Trigger (Original Soundtrack) [DS\\2-19 Ayla's Theme.m4a",
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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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     "position": 0.9775,
     "at_s": 91.463,
     "duration_s": 2.09
    }
   ],
   "tuttis": [
    {
     "position": 0.0208,
     "at_s": 1.95,
     "duration_s": 6.734,
     "lanes": 9
    },
    {
     "position": 0.095,
     "at_s": 8.893,
     "duration_s": 1.184,
     "lanes": 9
    },
    {
     "position": 0.1102,
     "at_s": 10.31,
     "duration_s": 1.184,
     "lanes": 9
    },
    {
     "position": 0.1253,
     "at_s": 11.726,
     "duration_s": 26.587,
     "lanes": 9
    },
    {
     "position": 0.412,
     "at_s": 38.545,
     "duration_s": 6.873,
     "lanes": 9
    },
    {
     "position": 0.4874,
     "at_s": 45.604,
     "duration_s": 2.577,
     "lanes": 9
    },
    {
     "position": 0.5174,
     "at_s": 48.414,
     "duration_s": 8.29,
     "lanes": 9
    },
    {
     "position": 0.608,
     "at_s": 56.889,
     "duration_s": 9.706,
     "lanes": 9
    },
    {
     "position": 0.7137,
     "at_s": 66.781,
     "duration_s": 6.873,
     "lanes": 9
    },
    {
     "position": 0.7892,
     "at_s": 73.839,
     "duration_s": 2.601,
     "lanes": 9
    },
    {
     "position": 0.8192,
     "at_s": 76.649,
     "duration_s": 4.435,
     "lanes": 9
    },
    {
     "position": 0.8808,
     "at_s": 82.408,
     "duration_s": 1.022,
     "lanes": 9
    }
   ],
   "silence_budget": {
    "fraction": 0.027,
    "seconds": 2.531,
    "threshold": "40 dB below the track's own p95 RMS",
    "note": "Section 11.2 treats rest as a FIRST-CLASS parameter, not an absence."
   },
   "counts": {
    "drops": 5,
    "raises": 2,
    "breaks": 2,
    "tuttis": 12
   }
  },
  "opening_and_flow_law": {
   "onset_type": "fade_in",
   "first_sound_at_s": 0.418,
   "time_to_hook_s": 1.033,
   "time_to_hook_bars": 0.74,
   "time_to_full_texture_s": 0.441,
   "time_to_full_texture_bars": 0.32,
   "flow_curve": {
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    "values": [
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    "peak_position_normalised": 0.2599
   }
  },
  "complexity_law": {
   "available": true,
   "bar_length_s": 1.3932,
   "bars": 67,
   "index_per_bar": [
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   "definition": "lane count + 4*harmonic change rate + 0.6*onset strength + 0.4*register span, per bar, normalised to the track's own maximum (section 11.6)",
   "step_map": [
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     "bar": 1,
     "at_s": 1.39,
     "delta": 0.214,
     "at_section_boundary": true
    },
    {
     "bar": 62,
     "at_s": 86.38,
     "delta": -0.308,
     "at_section_boundary": true
    },
    {
     "bar": 63,
     "at_s": 87.77,
     "delta": -0.353,
     "at_section_boundary": false
    }
   ],
   "steps_at_section_boundaries": 2,
   "steps_total": 3,
   "boundary_step_share": 0.667,
   "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."
  },
  "texture_and_density": {
   "note_rate_per_s": 1.165,
   "melodic_salience": 0.6922,
   "voiced_fraction": 0.2217,
   "note_count": 109,
   "mean_lanes": 8.168,
   "max_lanes": 9
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  "dynamics": {
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   "peak_position_normalised": 0.3748,
   "peak_at_s": 35.062,
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  },
  "register": {
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   "melody_tessitura_midi": 74.0,
   "bass_floor_band": {
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    "low_bass": 0.00171,
    "bass": 0.08332,
    "low_mid": 0.04733,
    "mid": 0.20647,
    "upper_mid": 0.32812,
    "presence": 0.24328,
    "brilliance": 0.08048,
    "air": 0.00915,
    "ultra": 0.0
   },
   "octave_band_profile": {
    "sub": 0.00012,
    "low_bass": 0.00171,
    "bass": 0.08332,
    "low_mid": 0.04733,
    "mid": 0.20647,
    "upper_mid": 0.32812,
    "presence": 0.24328,
    "brilliance": 0.08048,
    "air": 0.00915,
    "ultra": 0.0
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  },
  "cadence_and_ending": {
   "loop_seam": {
    "measurable": true,
    "seam_distance": 1.0,
    "interior_distance_median": 0.03669,
    "seam_ratio": 27.252,
    "seam_clean": false,
    "tail_rms_over_mid": 0.0,
    "head_rms_over_mid": 0.0,
    "tail_rms_trend": -0.4604,
    "head_rms_trend": 0.8459,
    "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": [
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   "spectral_rolloff85_hz_mean": 4287.3,
   "spectral_flatness_mean": 0.03108,
   "signature_colour": "warm"
  }
 }
}

Generated by harness/site/structure_site.py — the URL path is the repo path. review root