UNMATCHED__12_Hurry_Along_1.json

music/exemplars/formula_cards/UNMATCHED__12_Hurry_Along_1.json

{
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 "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__12_Hurry_Along_1",
 "title": null,
 "game": null,
 "composer": null,
 "purpose_class": null,
 "source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Compilations\\Pokémon X & Pokémon Y_ Super Music Colle\\12 Hurry Along 1.m4a",
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 "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": "2026-08-07T03:50:21+00:00",
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  "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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    "max": 9,
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   "register_spacing_octaves": [
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    1.0,
    0.99,
    0.99,
    0.99,
    0.99,
    1.0,
    1.0
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  },
  "event_grammar": {
   "drops": [
    {
     "position": 0.8898,
     "at_s": 25.124,
     "db_delta": -4.47,
     "lanes_removed": 1.62,
     "bars_held_s": 2.531,
     "re_enters_at_s": 27.655
    },
    {
     "position": 0.9326,
     "at_s": 26.331,
     "db_delta": -9.25,
     "lanes_removed": 3.03,
     "bars_held_s": 1.324,
     "re_enters_at_s": 27.655
    },
    {
     "position": 0.9753,
     "at_s": 27.539,
     "db_delta": -100.62,
     "lanes_removed": -0.0,
     "bars_held_s": 0.116,
     "re_enters_at_s": 27.655
    }
   ],
   "raises": [
    {
     "position": 0.0214,
     "start_s": 0.604,
     "end_s": 1.393,
     "db_delta": 124.13,
     "lanes_added": 6.09,
     "slope_db_per_s": 157.226
    }
   ],
   "breaks": [
    {
     "position": 0.0,
     "at_s": 0.0,
     "duration_s": 0.441
    },
    {
     "position": 0.9638,
     "at_s": 27.214,
     "duration_s": 1.022
    }
   ],
   "tuttis": [],
   "silence_budget": {
    "fraction": 0.0534,
    "seconds": 1.508,
    "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": 1,
    "breaks": 2,
    "tuttis": 0
   }
  },
  "opening_and_flow_law": {
   "onset_type": "fade_in",
   "first_sound_at_s": 0.464,
   "time_to_hook_s": 0.848,
   "time_to_hook_bars": 0.46,
   "time_to_full_texture_s": 1.207,
   "time_to_full_texture_bars": 0.65,
   "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)",
    "times_s": [
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     0.74,
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     11.15,
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     12.63,
     13.37,
     14.12,
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     22.29,
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    "values": [
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    "peak_position_normalised": 0.7368
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  },
  "complexity_law": {
   "available": true,
   "bar_length_s": 1.8576,
   "bars": 15,
   "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": 1.86,
     "delta": 0.184,
     "at_section_boundary": true
    },
    {
     "bar": 14,
     "at_s": 26.01,
     "delta": -0.579,
     "at_section_boundary": true
    }
   ],
   "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": 2.656,
   "melodic_salience": 0.8223,
   "voiced_fraction": 0.5027,
   "note_count": 75,
   "mean_lanes": 6.878,
   "max_lanes": 9
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  "dynamics": {
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   "peak_at_s": 13.7,
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  },
  "register": {
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   "melody_tessitura_midi": 45.0,
   "bass_floor_band": {
    "sub": 5e-05,
    "low_bass": 0.09313,
    "bass": 0.41597,
    "low_mid": 0.10378,
    "mid": 0.28477,
    "upper_mid": 0.07803,
    "presence": 0.00971,
    "brilliance": 0.01232,
    "air": 0.00223,
    "ultra": 0.0
   },
   "octave_band_profile": {
    "sub": 5e-05,
    "low_bass": 0.09313,
    "bass": 0.41597,
    "low_mid": 0.10378,
    "mid": 0.28477,
    "upper_mid": 0.07803,
    "presence": 0.00971,
    "brilliance": 0.01232,
    "air": 0.00223,
    "ultra": 0.0
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  },
  "cadence_and_ending": {
   "loop_seam": {
    "measurable": true,
    "seam_distance": 1.0,
    "interior_distance_median": 0.09968,
    "seam_ratio": 10.032,
    "seam_clean": false,
    "tail_rms_over_mid": 0.0,
    "head_rms_over_mid": 0.0,
    "tail_rms_trend": -0.8175,
    "head_rms_trend": 0.7734,
    "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": {
   "spectral_centroid_hz_mean": 1537.8,
   "spectral_centroid_curve_hz": [
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   "spectral_rolloff85_hz_mean": 3158.4,
   "spectral_flatness_mean": 0.04288,
   "signature_colour": "warm"
  }
 }
}

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