UNMATCHED__21_-_Ocean_action.json

music/exemplars/formula_cards/UNMATCHED__21_-_Ocean_action.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__21_-_Ocean_action",
 "title": null,
 "game": null,
 "composer": null,
 "purpose_class": null,
 "source_path": "D:\\audio\\exemplars\\DeusEx_OST\\deus_ex_soundtrack\\21 - Ocean action.mp3",
 "sha256": "a67a4a86d81cf062b73c1515c6e3a75e40d2bae1a0db5b97033a39dfba32f44e",
 "bytes": 3141559,
 "source_format": "mp3",
 "source_codec": "mp3",
 "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": "2026-08-06T21:07:08+00:00",
 "format_induced_limit": "lossy source (mp3); 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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    "dispersion_bpm": 0.0,
    "rubato_depth_bpm": 0.0
   },
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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.",
   "windowed_tempo_stability": {
    "tempo_bpm_global": 161.5,
    "tempo_bpm_median_local": 123.05,
    "tempo_iqr_bpm": 38.45,
    "tempo_stability": 0.0,
    "beat_interval_cv": 0.0281
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   "metre": {
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    "measured": null,
    "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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   "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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   "pitch_contour": "-----UDUD----UD",
   "interval_vocabulary_semitones": [
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   "range_semitones": 15.0,
   "distinctive_deviation": {
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    "is_licensed_leap": true
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   "self_similarity_lift": 0.0532,
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   "method": "spectral_band_proxy",
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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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     "entry_s": 0.046,
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     "entry_s": 0.046,
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     "band_hz": [
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     "entry_s": 0.023,
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     "active_fraction": 0.9997,
     "segments": [
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  "complexity_law": {
   "available": true,
   "bar_length_s": 1.4861,
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   "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": [],
   "steps_at_section_boundaries": 0,
   "steps_total": 0,
   "boundary_step_share": null,
   "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": {
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  "register": {
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   "melody_tessitura_midi": 43.0,
   "bass_floor_band": {
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    "low_bass": 0.19016,
    "bass": 0.37762,
    "low_mid": 0.16195,
    "mid": 0.16465,
    "upper_mid": 0.02754,
    "presence": 0.00573,
    "brilliance": 0.0153,
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    "ultra": 0.0
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   "octave_band_profile": {
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    "bass": 0.37762,
    "low_mid": 0.16195,
    "mid": 0.16465,
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    "presence": 0.00573,
    "brilliance": 0.0153,
    "air": 0.03277,
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  },
  "cadence_and_ending": {
   "loop_seam": {
    "measurable": true,
    "seam_distance": 0.13655,
    "interior_distance_median": 0.02482,
    "seam_ratio": 5.501,
    "seam_clean": false,
    "tail_rms_over_mid": 0.6399,
    "head_rms_over_mid": 0.9885,
    "tail_rms_trend": -0.7858,
    "head_rms_trend": -0.1369,
    "baked_fade_out": false,
    "baked_fade_in": false
   },
   "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."
  },
  "timbre": {
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   "spectral_rolloff85_hz_mean": 7149.4,
   "spectral_flatness_mean": 0.03711,
   "signature_colour": "bright"
  }
 }
}

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