UNMATCHED__111_Spin_Trade.json

music/exemplars/formula_cards/UNMATCHED__111_Spin_Trade.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__111_Spin_Trade",
 "title": null,
 "game": null,
 "composer": null,
 "purpose_class": null,
 "source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Compilations\\Pokémon Black & Pokémon White_ Super Mus\\111 Spin Trade.m4a",
 "sha256": "7ef9e870e04075abf8e4ce28666cc741af5b40501c9c158f91d6d1d5ae184775",
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 "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": "2026-08-07T01:38:43+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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     "similarity": 0.9985,
     "is_repeat": true
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     "section": 5,
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     "similarity": 0.9987,
     "is_repeat": true
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     "most_like_section": 0,
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     "is_repeat": true
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    "curve_bpm": [
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    "dispersion_bpm": 27.912,
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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.",
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    "max": 9,
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   "register_spacing_octaves": [
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  "event_grammar": {
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     "at_s": 39.683,
     "db_delta": -6.09,
     "lanes_removed": 1.48,
     "bars_held_s": 2.717,
     "re_enters_at_s": 42.4
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    {
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     "at_s": 40.89,
     "db_delta": -8.07,
     "lanes_removed": 3.86,
     "bars_held_s": 1.509,
     "re_enters_at_s": 42.4
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    {
     "position": 0.979,
     "at_s": 42.098,
     "db_delta": -63.01,
     "lanes_removed": -0.0,
     "bars_held_s": 0.302,
     "re_enters_at_s": 42.4
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   ],
   "raises": [
    {
     "position": 0.014,
     "start_s": 0.604,
     "end_s": 39.683,
     "db_delta": 124.85,
     "lanes_added": 3.66,
     "slope_db_per_s": 3.195
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    {
     "position": 0.0421,
     "start_s": 1.811,
     "end_s": 2.09,
     "db_delta": 3.96,
     "lanes_added": 2.27,
     "slope_db_per_s": 14.206
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   ],
   "breaks": [
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     "position": 0.0,
     "at_s": 0.0,
     "duration_s": 0.464
    },
    {
     "position": 0.9752,
     "at_s": 41.935,
     "duration_s": 1.045
    }
   ],
   "tuttis": [
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     "position": 0.0945,
     "at_s": 4.063,
     "duration_s": 0.998,
     "lanes": 9
    },
    {
     "position": 0.1809,
     "at_s": 7.779,
     "duration_s": 1.324,
     "lanes": 9
    },
    {
     "position": 0.4109,
     "at_s": 17.67,
     "duration_s": 0.789,
     "lanes": 9
    },
    {
     "position": 0.5006,
     "at_s": 21.525,
     "duration_s": 0.975,
     "lanes": 9
    },
    {
     "position": 0.5886,
     "at_s": 25.31,
     "duration_s": 1.161,
     "lanes": 9
    },
    {
     "position": 0.8084,
     "at_s": 34.76,
     "duration_s": 1.138,
     "lanes": 9
    }
   ],
   "silence_budget": {
    "fraction": 0.0362,
    "seconds": 1.556,
    "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": 3,
    "raises": 2,
    "breaks": 2,
    "tuttis": 6
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  },
  "opening_and_flow_law": {
   "onset_type": "fade_in",
   "first_sound_at_s": 0.488,
   "time_to_hook_s": 0.58,
   "time_to_hook_bars": 0.39,
   "time_to_full_texture_s": 1.602,
   "time_to_full_texture_bars": 1.08,
   "flow_curve": {
    "definition": "energy = 0.45*density + 0.35*lane-simultaneity + 0.20*register, each normalised to the track's own maximum (section 11.4)",
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    "values": [
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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": [
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    },
    {
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     "delta": -0.444,
     "at_section_boundary": true
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   ],
   "steps_at_section_boundaries": 2,
   "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."
  },
  "texture_and_density": {
   "note_rate_per_s": 2.581,
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   "voiced_fraction": 0.368,
   "note_count": 111,
   "mean_lanes": 7.69,
   "max_lanes": 9
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  "dynamics": {
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   "melody_tessitura_midi": 42.0,
   "bass_floor_band": {
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    "low_bass": 0.21581,
    "bass": 0.2008,
    "low_mid": 0.09925,
    "mid": 0.21363,
    "upper_mid": 0.14249,
    "presence": 0.07431,
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    "air": 0.00673,
    "ultra": 0.0
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   "octave_band_profile": {
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    "bass": 0.2008,
    "low_mid": 0.09925,
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  "cadence_and_ending": {
   "loop_seam": {
    "measurable": true,
    "seam_distance": 1.0,
    "interior_distance_median": 0.06338,
    "seam_ratio": 15.777,
    "seam_clean": false,
    "tail_rms_over_mid": 0.0,
    "head_rms_over_mid": 0.0,
    "tail_rms_trend": -0.8816,
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    "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."
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   "signature_colour": "warm"
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 }
}

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