UNMATCHED__57_-_Ida_Race.json

music/exemplars/formula_cards/UNMATCHED__57_-_Ida_Race.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__57_-_Ida_Race",
 "title": null,
 "game": null,
 "composer": null,
 "purpose_class": null,
 "source_path": "D:\\audio\\exemplars\\Okami Original Soundtrack Vol. 1\\Okami Original Soundtrack Vol. 1 [MP3]\\57 - Ida Race.mp3",
 "sha256": "2cb28e77282a5c13c6718da2efb9bb2ebd8b46a70084616d8db4cc638ced0ba8",
 "bytes": 2689647,
 "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": "2026-08-06T22:36:54+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."
 },
 "card": {
  "duration_and_structure": {
   "total_length_s": 71.707,
   "section_boundaries_s": [
    0.0,
    7.175,
    15.743,
    27.794,
    34.551,
    43.119,
    55.171,
    61.997,
    68.824,
    71.707
   ],
   "section_count": 9,
   "repeat_map": [
    {
     "section": 0,
     "most_like_section": null,
     "similarity": 0.0,
     "is_repeat": false
    },
    {
     "section": 1,
     "most_like_section": 0,
     "similarity": 0.9898,
     "is_repeat": true
    },
    {
     "section": 2,
     "most_like_section": 1,
     "similarity": 0.9959,
     "is_repeat": true
    },
    {
     "section": 3,
     "most_like_section": 0,
     "similarity": 0.9994,
     "is_repeat": true
    },
    {
     "section": 4,
     "most_like_section": 1,
     "similarity": 1.0,
     "is_repeat": true
    },
    {
     "section": 5,
     "most_like_section": 2,
     "similarity": 1.0,
     "is_repeat": true
    },
    {
     "section": 6,
     "most_like_section": 0,
     "similarity": 0.9995,
     "is_repeat": true
    },
    {
     "section": 7,
     "most_like_section": 6,
     "similarity": 0.9499,
     "is_repeat": true
    },
    {
     "section": 8,
     "most_like_section": 7,
     "similarity": 0.9412,
     "is_repeat": true
    }
   ],
   "novelty_peak_strength": [
    0.6326,
    1.0,
    0.7106,
    0.6325,
    0.9561,
    0.7386,
    0.6527,
    0.5899
   ],
   "method": "checkerboard-kernel novelty over a chroma+MFCC self-similarity matrix"
  },
  "tempo_and_time_grammar": {
   "tempo_function": {
    "baseline_bpm": 287.11,
    "curve_times_s": [
     0.0,
     0.37,
     0.74,
     1.11,
     1.49,
     1.86,
     2.23,
     2.6,
     2.97,
     3.34,
     3.72,
     4.09,
     4.46,
     4.83,
     5.2,
     5.57,
     5.94,
     6.32,
     6.69,
     7.06,
     7.43,
     7.8,
     8.17,
     8.54,
     8.92,
     9.29,
     9.66,
     10.03,
     10.4,
     10.77,
     11.15,
     11.52,
     11.89,
     12.26,
     12.63,
     13.0,
     13.37,
     13.75,
     14.12,
     14.49,
     14.86,
     15.23,
     15.6,
     15.98,
     16.35,
     16.72,
     17.09,
     17.46,
     17.83,
     18.2,
     18.58,
     18.95,
     19.32,
     19.69,
     20.06,
     20.43,
     20.81,
     21.18,
     21.55,
     21.92,
     22.29,
     22.66,
     23.03,
     23.41,
     23.78,
     24.15,
     24.52,
     24.89,
     25.26,
     25.63,
     26.01,
     26.38,
     26.75,
     27.12,
     27.49,
     27.86,
     28.24,
     28.61,
     28.98,
     29.35,
     29.72,
     30.09,
     30.46,
     30.84,
     31.21,
     31.58,
     31.95,
     32.32,
     32.69,
     33.07,
     33.44,
     33.81,
     34.18,
     34.55,
     34.92,
     35.29,
     35.67,
     36.04,
     36.41,
     36.78,
     37.15,
     37.52,
     37.89,
     38.27,
     38.64,
     39.01,
     39.38,
     39.75,
     40.12,
     40.5,
     40.87,
     41.24,
     41.61,
     41.98,
     42.35,
     42.72,
     43.1,
     43.47,
     43.84,
     44.21,
     44.58,
     44.95,
     45.33,
     45.7,
     46.07,
     46.44,
     46.81,
     47.18,
     47.55,
     47.93,
     48.3,
     48.67,
     49.04,
     49.41,
     49.78,
     50.16,
     50.53,
     50.9,
     51.27,
     51.64,
     52.01,
     52.38,
     52.76,
     53.13,
     53.5,
     53.87,
     54.24,
     54.61,
     54.98,
     55.36,
     55.73,
     56.1,
     56.47,
     56.84,
     57.21,
     57.59,
     57.96,
     58.33,
     58.7,
     59.07,
     59.44,
     59.81,
     60.19,
     60.56,
     60.93,
     61.3,
     61.67,
     62.04,
     62.42,
     62.79,
     63.16,
     63.53,
     63.9,
     64.27,
     64.64,
     65.02,
     65.39,
     65.76,
     66.13,
     66.5,
     66.87,
     67.24,
     67.62,
     67.99,
     68.36,
     68.73,
     69.1,
     69.47,
     69.85,
     70.22,
     70.59,
     70.96,
     71.33,
     71.7
    ],
    "curve_bpm": [
     129.2,
     129.2,
     136.0,
     136.0,
     136.0,
     92.29,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     143.55,
     143.55,
     143.55,
     143.55,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     143.55,
     143.55,
     143.55,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11,
     287.11
    ],
    "adjustment_events": [
     {
      "position_s": 0.0,
      "duration_s": 3.07,
      "delta_bpm": -125.61,
      "shape": "ramp"
     },
     {
      "position_s": 4.04,
      "duration_s": 3.23,
      "delta_bpm": -68.2,
      "shape": "step"
     },
     {
      "position_s": 12.86,
      "duration_s": 7.15,
      "delta_bpm": -109.41,
      "shape": "step"
     },
     {
      "position_s": 31.79,
      "duration_s": 2.6,
      "delta_bpm": -50.2,
      "shape": "step"
     },
     {
      "position_s": 39.89,
      "duration_s": 7.8,
      "delta_bpm": -112.25,
      "shape": "step"
     }
    ],
    "dispersion_bpm": 61.227,
    "rubato_depth_bpm": 143.555
   },
   "global_bpm": 143.55,
   "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": 143.55,
    "tempo_bpm_median_local": 143.55,
    "tempo_iqr_bpm": 7.56,
    "tempo_stability": 0.7895,
    "beat_interval_cv": 0.0343
   },
   "dominant_onset_period_s": 0.209,
   "dominant_onset_period_bpm": 287.11,
   "metre": {
    "assumed": "4/4",
    "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."
   },
   "groove": {
    "swing_ratio": 0.665,
    "onset_rate_per_s": 10.763
   }
  },
  "tonality": {
   "key": "G",
   "mode": "major",
   "windowed_key_agreement": 0.6667,
   "modulation_note": "Windowed key agreement below ~0.7 is the modulation signal at rung 1; a pivot-chord map needs symbolic transcription (rung 2)."
  },
  "the_hook": {
   "available": false,
   "reason": "only 0 melodic notes extracted"
  },
  "motif_economy": {
   "self_similarity_peak": 0.9938,
   "self_similarity_baseline": 0.9202,
   "self_similarity_lift": 0.0736,
   "recurrence_lag_s": 27.446,
   "interval_3gram_repetition": 0.0,
   "interval_4gram_repetition": 0.0
  },
  "lane_analysis": {
   "method": "spectral_band_proxy",
   "confidence": "LOW-FOR-ROSTER, USABLE-FOR-ARRANGEMENT",
   "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.",
   "lane_roster_bands": [
    "sub",
    "low_bass",
    "bass",
    "low_mid",
    "mid",
    "upper_mid",
    "presence",
    "brilliance",
    "air",
    "ultra"
   ],
   "entry_exit_map": [
    {
     "lane": "sub",
     "band_hz": [
      20,
      45
     ],
     "entry_s": 0.325,
     "exit_s": 65.805,
     "active_fraction": 0.9246,
     "segments": [
      [
       0.325,
       65.805
      ]
     ]
    },
    {
     "lane": "low_bass",
     "band_hz": [
      45,
      90
     ],
     "entry_s": 0.279,
     "exit_s": 66.525,
     "active_fraction": 0.9265,
     "segments": [
      [
       0.279,
       13.166
      ],
      [
       13.351,
       40.612
      ],
      [
       40.774,
       66.525
      ]
     ]
    },
    {
     "lane": "bass",
     "band_hz": [
      90,
      180
     ],
     "entry_s": 0.279,
     "exit_s": 65.62,
     "active_fraction": 0.9252,
     "segments": [
      [
       0.279,
       65.62
      ]
     ]
    },
    {
     "lane": "low_mid",
     "band_hz": [
      180,
      355
     ],
     "entry_s": 0.279,
     "exit_s": 67.291,
     "active_fraction": 0.9382,
     "segments": [
      [
       0.279,
       67.291
      ]
     ]
    },
    {
     "lane": "mid",
     "band_hz": [
      355,
      710
     ],
     "entry_s": 0.279,
     "exit_s": 68.174,
     "active_fraction": 0.9469,
     "segments": [
      [
       0.279,
       68.174
      ]
     ]
    },
    {
     "lane": "upper_mid",
     "band_hz": [
      710,
      1400
     ],
     "entry_s": 0.279,
     "exit_s": 65.898,
     "active_fraction": 0.9272,
     "segments": [
      [
       0.279,
       65.898
      ]
     ]
    },
    {
     "lane": "presence",
     "band_hz": [
      1400,
      2800
     ],
     "entry_s": 0.279,
     "exit_s": 67.059,
     "active_fraction": 0.9314,
     "segments": [
      [
       0.279,
       67.059
      ]
     ]
    },
    {
     "lane": "brilliance",
     "band_hz": [
      2800,
      5600
     ],
     "entry_s": 0.279,
     "exit_s": 68.174,
     "active_fraction": 0.945,
     "segments": [
      [
       0.279,
       64.203
      ],
      [
       64.366,
       68.174
      ]
     ]
    },
    {
     "lane": "air",
     "band_hz": [
      5600,
      11200
     ],
     "entry_s": 0.255,
     "exit_s": 67.918,
     "active_fraction": 0.9136,
     "segments": [
      [
       0.255,
       62.438
      ],
      [
       62.555,
       63.321
      ],
      [
       65.434,
       66.548
      ],
      [
       66.943,
       67.918
      ]
     ]
    }
   ],
   "interlap_matrix": {
    "sub|low_bass": 0.9792,
    "sub|bass": 0.9847,
    "sub|low_mid": 0.9814,
    "sub|mid": 0.9764,
    "sub|upper_mid": 0.9827,
    "sub|presence": 0.9817,
    "sub|brilliance": 0.9744,
    "sub|air": 0.9559,
    "low_bass|bass": 0.9827,
    "low_bass|low_mid": 0.9876,
    "low_bass|mid": 0.9785,
    "low_bass|upper_mid": 0.9854,
    "low_bass|presence": 0.9899,
    "low_bass|brilliance": 0.9764,
    "low_bass|air": 0.9553,
    "bass|low_mid": 0.9828,
    "bass|mid": 0.9771,
    "bass|upper_mid": 0.9813,
    "bass|presence": 0.9831,
    "bass|brilliance": 0.975,
    "bass|air": 0.9526,
    "low_mid|mid": 0.9908,
    "low_mid|upper_mid": 0.9883,
    "low_mid|presence": 0.9928,
    "low_mid|brilliance": 0.9887,
    "low_mid|air": 0.9616,
    "mid|upper_mid": 0.9791,
    "mid|presence": 0.9836,
    "mid|brilliance": 0.9979,
    "mid|air": 0.9641,
    "upper_mid|presence": 0.9934,
    "upper_mid|brilliance": 0.9771,
    "upper_mid|air": 0.9513,
    "presence|brilliance": 0.9815,
    "presence|air": 0.9551,
    "brilliance|air": 0.9661
   },
   "simultaneity_curve": {
    "times_s": [
     0.0,
     0.186,
     0.372,
     0.557,
     0.743,
     0.929,
     1.115,
     1.3,
     1.486,
     1.672,
     1.858,
     2.043,
     2.229,
     2.415,
     2.601,
     2.786,
     2.972,
     3.158,
     3.344,
     3.529,
     3.715,
     3.901,
     4.087,
     4.272,
     4.458,
     4.644,
     4.83,
     5.016,
     5.201,
     5.387,
     5.573,
     5.759,
     5.944,
     6.13,
     6.316,
     6.502,
     6.687,
     6.873,
     7.059,
     7.245,
     7.43,
     7.616,
     7.802,
     7.988,
     8.173,
     8.359,
     8.545,
     8.731,
     8.916,
     9.102,
     9.288,
     9.474,
     9.66,
     9.845,
     10.031,
     10.217,
     10.403,
     10.588,
     10.774,
     10.96,
     11.146,
     11.331,
     11.517,
     11.703,
     11.889,
     12.074,
     12.26,
     12.446,
     12.632,
     12.817,
     13.003,
     13.189,
     13.375,
     13.56,
     13.746,
     13.932,
     14.118,
     14.303,
     14.489,
     14.675,
     14.861,
     15.047,
     15.232,
     15.418,
     15.604,
     15.79,
     15.975,
     16.161,
     16.347,
     16.533,
     16.718,
     16.904,
     17.09,
     17.276,
     17.461,
     17.647,
     17.833,
     18.019,
     18.204,
     18.39,
     18.576,
     18.762,
     18.947,
     19.133,
     19.319,
     19.505,
     19.691,
     19.876,
     20.062,
     20.248,
     20.434,
     20.619,
     20.805,
     20.991,
     21.177,
     21.362,
     21.548,
     21.734,
     21.92,
     22.105,
     22.291,
     22.477,
     22.663,
     22.848,
     23.034,
     23.22,
     23.406,
     23.591,
     23.777,
     23.963,
     24.149,
     24.335,
     24.52,
     24.706,
     24.892,
     25.078,
     25.263,
     25.449,
     25.635,
     25.821,
     26.006,
     26.192,
     26.378,
     26.564,
     26.749,
     26.935,
     27.121,
     27.307,
     27.492,
     27.678,
     27.864,
     28.05,
     28.235,
     28.421,
     28.607,
     28.793,
     28.979,
     29.164,
     29.35,
     29.536,
     29.722,
     29.907,
     30.093,
     30.279,
     30.465,
     30.65,
     30.836,
     31.022,
     31.208,
     31.393,
     31.579,
     31.765,
     31.951,
     32.136,
     32.322,
     32.508,
     32.694,
     32.879,
     33.065,
     33.251,
     33.437,
     33.622,
     33.808,
     33.994,
     34.18,
     34.366,
     34.551,
     34.737,
     34.923,
     35.109,
     35.294,
     35.48,
     35.666,
     35.852,
     36.037,
     36.223,
     36.409,
     36.595,
     36.78,
     36.966,
     37.152,
     37.338,
     37.523,
     37.709,
     37.895,
     38.081,
     38.266,
     38.452,
     38.638,
     38.824,
     39.01,
     39.195,
     39.381,
     39.567,
     39.753,
     39.938,
     40.124,
     40.31,
     40.496,
     40.681,
     40.867,
     41.053,
     41.239,
     41.424,
     41.61,
     41.796,
     41.982,
     42.167,
     42.353,
     42.539,
     42.725,
     42.91,
     43.096,
     43.282,
     43.468,
     43.654,
     43.839,
     44.025,
     44.211,
     44.397,
     44.582,
     44.768,
     44.954,
     45.14,
     45.325,
     45.511,
     45.697,
     45.883,
     46.068,
     46.254,
     46.44,
     46.626,
     46.811,
     46.997,
     47.183,
     47.369,
     47.554,
     47.74,
     47.926,
     48.112,
     48.298,
     48.483,
     48.669,
     48.855,
     49.041,
     49.226,
     49.412,
     49.598,
     49.784,
     49.969,
     50.155,
     50.341,
     50.527,
     50.712,
     50.898,
     51.084,
     51.27,
     51.455,
     51.641,
     51.827,
     52.013,
     52.198,
     52.384,
     52.57,
     52.756,
     52.941,
     53.127,
     53.313,
     53.499,
     53.685,
     53.87,
     54.056,
     54.242,
     54.428,
     54.613,
     54.799,
     54.985,
     55.171,
     55.356,
     55.542,
     55.728,
     55.914,
     56.099,
     56.285,
     56.471,
     56.657,
     56.842,
     57.028,
     57.214,
     57.4,
     57.585,
     57.771,
     57.957,
     58.143,
     58.329,
     58.514,
     58.7,
     58.886,
     59.072,
     59.257,
     59.443,
     59.629,
     59.815,
     60.0,
     60.186,
     60.372,
     60.558,
     60.743,
     60.929,
     61.115,
     61.301,
     61.486,
     61.672,
     61.858,
     62.044,
     62.229,
     62.415,
     62.601,
     62.787,
     62.973,
     63.158,
     63.344,
     63.53,
     63.716,
     63.901,
     64.087,
     64.273,
     64.459,
     64.644,
     64.83,
     65.016,
     65.202,
     65.387,
     65.573,
     65.759,
     65.945,
     66.13,
     66.316,
     66.502,
     66.688,
     66.873,
     67.059,
     67.245,
     67.431,
     67.617,
     67.802,
     67.988,
     68.174,
     68.36,
     68.545,
     68.731,
     68.917,
     69.103,
     69.288,
     69.474,
     69.66,
     69.846,
     70.031,
     70.217,
     70.403,
     70.589,
     70.774,
     70.96,
     71.146,
     71.332,
     71.517,
     71.703
    ],
    "lanes": [
     0,
     0,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     8,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     8,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     8,
     8,
     8,
     8,
     8,
     7,
     9,
     8,
     9,
     8,
     8,
     8,
     9,
     8,
     7,
     7,
     7,
     7,
     5,
     7,
     9,
     7,
     4,
     4,
     3,
     2,
     2,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0
    ],
    "max": 9,
    "mean": 8.378
   },
   "register_spacing_octaves": [
    1.085,
    1.0,
    0.99,
    0.99,
    0.99,
    0.99,
    1.0,
    1.0
   ]
  },
  "event_grammar": {
   "drops": [
    {
     "position": 0.9355,
     "at_s": 67.082,
     "db_delta": -0.9,
     "lanes_removed": 1.58,
     "bars_held_s": 4.04,
     "re_enters_at_s": 71.123
    },
    {
     "position": 0.9524,
     "at_s": 68.29,
     "db_delta": -3.74,
     "lanes_removed": 2.22,
     "bars_held_s": 2.833,
     "re_enters_at_s": 71.123
    },
    {
     "position": 0.9692,
     "at_s": 69.497,
     "db_delta": -6.58,
     "lanes_removed": -0.0,
     "bars_held_s": 1.625,
     "re_enters_at_s": 71.123
    },
    {
     "position": 0.986,
     "at_s": 70.705,
     "db_delta": -55.44,
     "lanes_removed": -0.0,
     "bars_held_s": 0.418,
     "re_enters_at_s": 71.123
    }
   ],
   "raises": [
    {
     "position": 0.0084,
     "start_s": 0.604,
     "end_s": 7.221,
     "db_delta": 33.66,
     "lanes_added": 4.19,
     "slope_db_per_s": 5.086
    }
   ],
   "breaks": [
    {
     "position": 0.9766,
     "at_s": 70.031,
     "duration_s": 1.672
    }
   ],
   "tuttis": [
    {
     "position": 0.0058,
     "at_s": 0.418,
     "duration_s": 12.748,
     "lanes": 9
    },
    {
     "position": 0.1862,
     "at_s": 13.351,
     "duration_s": 49.969,
     "lanes": 9
    }
   ],
   "silence_budget": {
    "fraction": 0.0269,
    "seconds": 1.927,
    "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": 4,
    "raises": 1,
    "breaks": 1,
    "tuttis": 2
   }
  },
  "opening_and_flow_law": {
   "onset_type": "fade_in",
   "first_sound_at_s": 0.232,
   "time_to_hook_s": null,
   "time_to_hook_bars": null,
   "time_to_full_texture_s": 0.325,
   "time_to_full_texture_bars": 0.39,
   "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": [
     0.0,
     0.74,
     1.49,
     2.23,
     2.97,
     3.72,
     4.46,
     5.2,
     5.94,
     6.69,
     7.43,
     8.17,
     8.92,
     9.66,
     10.4,
     11.15,
     11.89,
     12.63,
     13.37,
     14.12,
     14.86,
     15.6,
     16.35,
     17.09,
     17.83,
     18.58,
     19.32,
     20.06,
     20.81,
     21.55,
     22.29,
     23.03,
     23.78,
     24.52,
     25.26,
     26.01,
     26.75,
     27.49,
     28.24,
     28.98,
     29.72,
     30.46,
     31.21,
     31.95,
     32.69,
     33.44,
     34.18,
     34.92,
     35.67,
     36.41,
     37.15,
     37.89,
     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,
     52.01,
     52.76,
     53.5,
     54.24,
     54.98,
     55.73,
     56.47,
     57.21,
     57.96,
     58.7,
     59.44,
     60.19,
     60.93,
     61.67,
     62.42,
     63.16,
     63.9,
     64.64,
     65.39,
     66.13,
     66.87,
     67.62,
     68.36,
     69.1,
     69.85,
     70.59,
     71.33
    ],
    "values": [
     0.2176,
     0.6148,
     0.6805,
     0.6751,
     0.6554,
     0.6554,
     0.6559,
     0.6474,
     0.6406,
     0.6529,
     0.6493,
     0.6601,
     0.6407,
     0.6474,
     0.6535,
     0.686,
     0.699,
     0.7591,
     0.733,
     0.7144,
     0.7059,
     0.6838,
     0.6986,
     0.6841,
     0.6951,
     0.708,
     0.7099,
     0.7225,
     0.7064,
     0.7206,
     0.705,
     0.7038,
     0.6997,
     0.719,
     0.7238,
     0.7159,
     0.7284,
     0.7154,
     0.7023,
     0.6695,
     0.6528,
     0.6573,
     0.649,
     0.6571,
     0.6528,
     0.6499,
     0.6565,
     0.6554,
     0.6573,
     0.6439,
     0.6523,
     0.6526,
     0.6957,
     0.7017,
     0.7592,
     0.7247,
     0.7199,
     0.7005,
     0.6906,
     0.6842,
     0.6918,
     0.6978,
     0.7044,
     0.7181,
     0.7282,
     0.711,
     0.7224,
     0.6992,
     0.692,
     0.6978,
     0.7142,
     0.7163,
     0.703,
     0.7271,
     0.7136,
     0.7093,
     0.6566,
     0.6567,
     0.6577,
     0.6239,
     0.6221,
     0.6043,
     0.5984,
     0.563,
     0.552,
     0.5291,
     0.4672,
     0.4457,
     0.4331,
     0.4019,
     0.3921,
     0.2681,
     0.09,
     0.0927,
     0.0612,
     0.0575,
     0.0002
    ],
    "peak_position_normalised": 0.1797
   }
  },
  "complexity_law": {
   "available": true,
   "bar_length_s": 0.8359,
   "bars": 85,
   "index_per_bar": [
    0.8046,
    0.983,
    0.9846,
    0.9911,
    0.9925,
    0.9926,
    0.9947,
    0.9968,
    0.9926,
    0.9989,
    0.9913,
    0.9976,
    0.9974,
    0.9866,
    0.99,
    0.9737,
    0.9909,
    0.9852,
    0.9875,
    0.9833,
    0.9916,
    0.992,
    0.9921,
    0.9899,
    0.9917,
    0.9894,
    0.9871,
    0.9913,
    0.9935,
    0.9914,
    0.9917,
    0.9942,
    1.0,
    0.9895,
    0.9828,
    0.9846,
    0.9963,
    0.9916,
    0.995,
    0.9932,
    0.9987,
    0.9964,
    0.9939,
    0.9901,
    0.9958,
    0.9982,
    0.9872,
    0.9908,
    0.9763,
    0.9908,
    0.9818,
    0.9894,
    0.9826,
    0.9904,
    0.9867,
    0.9928,
    0.9916,
    0.9948,
    0.9889,
    0.9871,
    0.9911,
    0.9983,
    0.9873,
    0.9937,
    0.9903,
    0.9994,
    0.9901,
    0.9844,
    0.9889,
    0.9958,
    0.9889,
    0.9999,
    0.9893,
    0.9996,
    0.9808,
    0.9772,
    0.9061,
    0.9585,
    0.9344,
    0.8258,
    0.7517,
    0.2937,
    0.0552,
    0.0468,
    0.0257
   ],
   "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": [
    {
     "bar": 1,
     "at_s": 0.84,
     "delta": 0.178,
     "at_section_boundary": true
    },
    {
     "bar": 81,
     "at_s": 67.71,
     "delta": -0.458,
     "at_section_boundary": false
    },
    {
     "bar": 82,
     "at_s": 68.55,
     "delta": -0.239,
     "at_section_boundary": true
    }
   ],
   "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": 0.0,
   "melodic_salience": 0.0,
   "voiced_fraction": 0.0,
   "note_count": 0,
   "mean_lanes": 8.378,
   "max_lanes": 9
  },
  "dynamics": {
   "dynamic_range_db_p95_minus_p10": 11.62,
   "peak_position_normalised": 0.2804,
   "peak_at_s": 20.108,
   "arc_curve_db": [
    -22.13,
    -27.92,
    -11.82,
    -11.85,
    -11.94,
    -11.85,
    -11.82,
    -11.94,
    -11.97,
    -11.64,
    -11.92,
    -11.83,
    -11.84,
    -12.36,
    -11.68,
    -11.49,
    -10.84,
    -9.73,
    -9.83,
    -10.4,
    -10.71,
    -10.81,
    -10.89,
    -10.65,
    -10.68,
    -10.7,
    -10.03,
    -9.53,
    -10.07,
    -10.68,
    -10.89,
    -10.78,
    -10.38,
    -10.36,
    -10.37,
    -10.37,
    -10.16,
    -9.93,
    -10.91,
    -11.76,
    -11.77,
    -11.93,
    -12.0,
    -11.81,
    -11.9,
    -11.94,
    -11.74,
    -11.95,
    -11.75,
    -11.82,
    -12.3,
    -11.75,
    -11.51,
    -10.69,
    -9.7,
    -9.94,
    -10.44,
    -10.67,
    -10.83,
    -10.84,
    -10.61,
    -10.78,
    -10.62,
    -9.99,
    -9.52,
    -10.1,
    -10.72,
    -10.85,
    -10.7,
    -10.44,
    -10.4,
    -10.27,
    -10.36,
    -10.14,
    -9.99,
    -10.97,
    -11.92,
    -12.02,
    -12.28,
    -12.82,
    -13.11,
    -13.67,
    -14.47,
    -15.25,
    -16.38,
    -17.16,
    -18.62,
    -20.72,
    -22.1,
    -23.97,
    -25.56,
    -27.94,
    -32.41,
    -38.34,
    -47.1,
    -81.7,
    -105.19
   ],
   "arc_times_s": [
    0.0,
    0.74,
    1.49,
    2.23,
    2.97,
    3.72,
    4.46,
    5.2,
    5.94,
    6.69,
    7.43,
    8.17,
    8.92,
    9.66,
    10.4,
    11.15,
    11.89,
    12.63,
    13.37,
    14.12,
    14.86,
    15.6,
    16.35,
    17.09,
    17.83,
    18.58,
    19.32,
    20.06,
    20.81,
    21.55,
    22.29,
    23.03,
    23.78,
    24.52,
    25.26,
    26.01,
    26.75,
    27.49,
    28.24,
    28.98,
    29.72,
    30.46,
    31.21,
    31.95,
    32.69,
    33.44,
    34.18,
    34.92,
    35.67,
    36.41,
    37.15,
    37.89,
    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,
    52.01,
    52.76,
    53.5,
    54.24,
    54.98,
    55.73,
    56.47,
    57.21,
    57.96,
    58.7,
    59.44,
    60.19,
    60.93,
    61.67,
    62.42,
    63.16,
    63.9,
    64.64,
    65.39,
    66.13,
    66.87,
    67.62,
    68.36,
    69.1,
    69.85,
    70.59,
    71.33
   ]
  },
  "register": {
   "melody_span_semitones": null,
   "melody_tessitura_midi": null,
   "bass_floor_band": {
    "sub": 0.0103,
    "low_bass": 0.10083,
    "bass": 0.08758,
    "low_mid": 0.16638,
    "mid": 0.25365,
    "upper_mid": 0.22569,
    "presence": 0.1336,
    "brilliance": 0.01795,
    "air": 0.00401,
    "ultra": 0.0
   },
   "octave_band_profile": {
    "sub": 0.0103,
    "low_bass": 0.10083,
    "bass": 0.08758,
    "low_mid": 0.16638,
    "mid": 0.25365,
    "upper_mid": 0.22569,
    "presence": 0.1336,
    "brilliance": 0.01795,
    "air": 0.00401,
    "ultra": 0.0
   }
  },
  "cadence_and_ending": {
   "loop_seam": {
    "measurable": true,
    "seam_distance": 1.0,
    "interior_distance_median": 0.02677,
    "seam_ratio": 37.358,
    "seam_clean": false,
    "tail_rms_over_mid": 0.0,
    "head_rms_over_mid": 0.0,
    "tail_rms_trend": -0.8339,
    "head_rms_trend": 0.543,
    "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": 1853.3,
   "spectral_centroid_curve_hz": [
    4068.6,
    2171.0,
    2472.5,
    2274.3,
    1646.2,
    1579.0,
    1682.8,
    1473.9,
    1124.8,
    1587.9,
    1412.1,
    1828.9,
    1081.7,
    1482.1,
    1571.1,
    2293.4,
    1730.5,
    3105.1,
    2047.3,
    1976.5,
    2019.1,
    1713.4,
    1899.9,
    1265.6,
    1642.8,
    1933.0,
    1519.5,
    1471.1,
    1469.0,
    2269.2,
    2178.0,
    1922.5,
    1878.2,
    2286.6,
    2434.4,
    1970.2,
    2134.1,
    1824.6,
    2090.7,
    1959.7,
    1607.2,
    1659.8,
    1444.2,
    1586.8,
    1740.2,
    1347.9,
    1732.2,
    1513.6,
    1857.7,
    1144.9,
    1678.2,
    1537.8,
    2597.4,
    1759.8,
    3022.6,
    1846.3,
    2214.1,
    1973.0,
    1943.2,
    1433.9,
    1535.6,
    1821.6,
    1740.7,
    1808.8,
    1731.2,
    1701.0,
    2393.2,
    1994.1,
    1510.6,
    1712.1,
    2118.4,
    2199.4,
    1474.9,
    1985.2,
    1852.3,
    2401.3,
    1648.7,
    1924.9,
    2192.9,
    1323.0,
    1630.4,
    1724.4,
    1846.2,
    1323.6,
    1443.4,
    1588.9,
    1253.5,
    1365.8,
    1437.6,
    2260.4,
    2344.2,
    2528.6,
    2248.7,
    2791.4,
    1958.1,
    1979.3,
    0.0
   ],
   "spectral_rolloff85_hz_mean": 3696.7,
   "spectral_flatness_mean": 0.02467,
   "signature_colour": "warm"
  }
 }
}

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