UNMATCHED__Portal2-15-Space_Phase.json

music/exemplars/formula_cards/UNMATCHED__Portal2-15-Space_Phase.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__Portal2-15-Space_Phase",
 "title": null,
 "game": null,
 "composer": null,
 "purpose_class": null,
 "source_path": "D:\\audio\\exemplars\\Portal2-OST\\Portal2-15-Space_Phase.mp3",
 "sha256": "3818d8a7e7220b80cfb875f066c799c3f86f2fb6dee33dcd91f9012873127571",
 "bytes": 3715832,
 "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": "2026-08-06T23:29:17+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": 92.839,
   "section_boundaries_s": [
    0.0,
    3.715,
    10.124,
    18.112,
    25.913,
    32.508,
    38.824,
    48.019,
    54.799,
    61.115,
    67.338,
    77.09,
    83.499,
    89.815,
    92.839
   ],
   "section_count": 14,
   "repeat_map": [
    {
     "section": 0,
     "most_like_section": null,
     "similarity": 0.0,
     "is_repeat": false
    },
    {
     "section": 1,
     "most_like_section": 0,
     "similarity": 0.9615,
     "is_repeat": true
    },
    {
     "section": 2,
     "most_like_section": 1,
     "similarity": 0.9939,
     "is_repeat": true
    },
    {
     "section": 3,
     "most_like_section": 2,
     "similarity": 0.9912,
     "is_repeat": true
    },
    {
     "section": 4,
     "most_like_section": 2,
     "similarity": 0.9961,
     "is_repeat": true
    },
    {
     "section": 5,
     "most_like_section": 1,
     "similarity": 0.9941,
     "is_repeat": true
    },
    {
     "section": 6,
     "most_like_section": 3,
     "similarity": 0.9917,
     "is_repeat": true
    },
    {
     "section": 7,
     "most_like_section": 3,
     "similarity": 0.9952,
     "is_repeat": true
    },
    {
     "section": 8,
     "most_like_section": 1,
     "similarity": 0.9971,
     "is_repeat": true
    },
    {
     "section": 9,
     "most_like_section": 1,
     "similarity": 0.9969,
     "is_repeat": true
    },
    {
     "section": 10,
     "most_like_section": 2,
     "similarity": 0.9903,
     "is_repeat": true
    },
    {
     "section": 11,
     "most_like_section": 10,
     "similarity": 0.9921,
     "is_repeat": true
    },
    {
     "section": 12,
     "most_like_section": 11,
     "similarity": 0.9825,
     "is_repeat": true
    },
    {
     "section": 13,
     "most_like_section": 0,
     "similarity": 0.8702,
     "is_repeat": false
    }
   ],
   "novelty_peak_strength": [
    0.6322,
    0.8606,
    0.4255,
    0.2746,
    0.8319,
    0.774,
    0.6109,
    0.6358,
    0.8654,
    0.5197,
    0.569,
    1.0,
    0.9983
   ],
   "method": "checkerboard-kernel novelty over a chroma+MFCC self-similarity matrix"
  },
  "tempo_and_time_grammar": {
   "tempo_function": {
    "baseline_bpm": 143.55,
    "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,
     72.07,
     72.45,
     72.82,
     73.19,
     73.56,
     73.93,
     74.3,
     74.68,
     75.05,
     75.42,
     75.79,
     76.16,
     76.53,
     76.9,
     77.28,
     77.65,
     78.02,
     78.39,
     78.76,
     79.13,
     79.51,
     79.88,
     80.25,
     80.62,
     80.99,
     81.36,
     81.73,
     82.11,
     82.48,
     82.85,
     83.22,
     83.59,
     83.96,
     84.33,
     84.71,
     85.08,
     85.45,
     85.82,
     86.19,
     86.56,
     86.94,
     87.31,
     87.68,
     88.05,
     88.42,
     88.79,
     89.16,
     89.54,
     89.91,
     90.28,
     90.65,
     91.02,
     91.39,
     91.77,
     92.14,
     92.51
    ],
    "curve_bpm": [
     287.11,
     287.11,
     287.11,
     215.33,
     215.33,
     215.33,
     64.6,
     64.6,
     64.6,
     64.6,
     64.6,
     64.6,
     107.67,
     107.67,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     92.29,
     92.29,
     92.29,
     92.29,
     107.67,
     107.67,
     107.67,
     215.33,
     215.33,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     172.27,
     172.27,
     172.27,
     172.27,
     172.27,
     172.27,
     123.05,
     123.05,
     123.05,
     123.05,
     123.05,
     123.05,
     172.27,
     143.55,
     143.55,
     117.45,
     117.45,
     117.45,
     117.45,
     117.45,
     117.45,
     78.3,
     78.3,
     71.78,
     71.78,
     71.78,
     71.78,
     71.78,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     143.55,
     258.4,
     258.4,
     258.4,
     258.4,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     143.55,
     143.55,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     215.33,
     215.33,
     64.6,
     64.6,
     64.6,
     92.29,
     92.29,
     215.33,
     143.55,
     143.55,
     143.55,
     143.55,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     107.67,
     107.67,
     107.67,
     107.67,
     143.55,
     143.55,
     107.67,
     107.67,
     107.67,
     78.3,
     78.3,
     78.3,
     76.0,
     161.5,
     161.5,
     161.5,
     161.5,
     161.5,
     161.5,
     161.5,
     215.33,
     107.67,
     107.67,
     107.67,
     89.1,
     89.1,
     89.1,
     89.1,
     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,
     143.55,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     143.55,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     215.33,
     49.69,
     49.69,
     49.69,
     215.33,
     215.33,
     143.55,
     143.55
    ],
    "adjustment_events": [
     {
      "position_s": 0.12,
      "duration_s": 1.67,
      "delta_bpm": 52.65,
      "shape": "step"
     },
     {
      "position_s": 1.95,
      "duration_s": 2.86,
      "delta_bpm": -52.53,
      "shape": "step"
     },
     {
      "position_s": 4.97,
      "duration_s": 4.83,
      "delta_bpm": 52.18,
      "shape": "step"
     },
     {
      "position_s": 10.52,
      "duration_s": 3.48,
      "delta_bpm": 44.24,
      "shape": "step"
     },
     {
      "position_s": 14.21,
      "duration_s": 1.81,
      "delta_bpm": -27.27,
      "shape": "step"
     },
     {
      "position_s": 16.23,
      "duration_s": 1.95,
      "delta_bpm": 16.96,
      "shape": "step"
     },
     {
      "position_s": 19.78,
      "duration_s": 4.81,
      "delta_bpm": 35.69,
      "shape": "step"
     },
     {
      "position_s": 25.08,
      "duration_s": 7.69,
      "delta_bpm": -31.57,
      "shape": "step"
     },
     {
      "position_s": 32.95,
      "duration_s": 4.55,
      "delta_bpm": 65.36,
      "shape": "step"
     },
     {
      "position_s": 39.71,
      "duration_s": 11.47,
      "delta_bpm": 55.47,
      "shape": "step"
     },
     {
      "position_s": 51.57,
      "duration_s": 1.63,
      "delta_bpm": 21.21,
      "shape": "step"
     },
     {
      "position_s": 53.48,
      "duration_s": 1.58,
      "delta_bpm": -26.74,
      "shape": "step"
     },
     {
      "position_s": 55.38,
      "duration_s": 7.69,
      "delta_bpm": 52.43,
      "shape": "step"
     },
     {
      "position_s": 63.3,
      "duration_s": 6.15,
      "delta_bpm": -28.83,
      "shape": "step"
     },
     {
      "position_s": 69.75,
      "duration_s": 2.11,
      "delta_bpm": 17.78,
      "shape": "step"
     },
     {
      "position_s": 72.24,
      "duration_s": 3.04,
      "delta_bpm": -30.71,
      "shape": "step"
     },
     {
      "position_s": 80.29,
      "duration_s": 4.25,
      "delta_bpm": 43.11,
      "shape": "step"
     },
     {
      "position_s": 87.1,
      "duration_s": 2.65,
      "delta_bpm": 38.88,
      "shape": "step"
     },
     {
      "position_s": 89.91,
      "duration_s": 1.51,
      "delta_bpm": -20.2,
      "shape": "step"
     }
    ],
    "dispersion_bpm": 52.532,
    "rubato_depth_bpm": 126.229
   },
   "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": 31.21,
    "tempo_stability": 0.1304,
    "beat_interval_cv": 0.0698
   },
   "dominant_onset_period_s": 0.1393,
   "dominant_onset_period_bpm": 430.66,
   "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": 0.684,
    "onset_rate_per_s": 10.769
   }
  },
  "tonality": {
   "key": "B",
   "mode": "major",
   "windowed_key_agreement": 0.9565,
   "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": true,
   "onset_s": 0.07,
   "onset_bars": 0.04,
   "pitch_contour": "U-U-DU-D--U-DU-",
   "interval_vocabulary_semitones": [
    0,
    2,
    3,
    5,
    8,
    14
   ],
   "intervals": [
    2.0,
    0.0,
    5.0,
    0.0,
    -5.0,
    5.0,
    0.0,
    -8.0,
    0.0,
    0.0,
    3.0,
    0.0,
    -14.0,
    14.0,
    0.0
   ],
   "range_semitones": 19.0,
   "distinctive_deviation": {
    "largest_interval_semitones": -14.0,
    "at_note_index": 13,
    "is_licensed_leap": true
   }
  },
  "motif_economy": {
   "self_similarity_peak": 0.9059,
   "self_similarity_baseline": 0.737,
   "self_similarity_lift": 0.1689,
   "recurrence_lag_s": 44.629,
   "interval_3gram_repetition": 0.2435,
   "interval_4gram_repetition": 0.0833
  },
  "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": 0.0,
     "exit_s": 71.703,
     "active_fraction": 0.5756,
     "segments": [
      [
       0.0,
       1.138
      ],
      [
       5.248,
       6.014
      ],
      [
       7.338,
       8.568
      ],
      [
       8.661,
       9.311
      ],
      [
       10.077,
       11.773
      ],
      [
       12.098,
       12.608
      ],
      [
       12.864,
       14.303
      ],
      [
       14.652,
       17.438
      ],
      [
       17.926,
       18.924
      ],
      [
       19.203,
       20.271
      ],
      [
       20.364,
       21.2
      ],
      [
       22.105,
       22.686
      ],
      [
       22.965,
       23.917
      ],
      [
       25.565,
       26.889
      ],
      [
       27.028,
       27.655
      ],
      [
       28.909,
       31.231
      ],
      [
       32.113,
       33.599
      ],
      [
       33.855,
       34.691
      ],
      [
       35.55,
       36.548
      ],
      [
       36.688,
       37.872
      ],
      [
       38.429,
       39.311
      ],
      [
       39.753,
       40.333
      ],
      [
       40.496,
       41.308
      ],
      [
       42.469,
       43.236
      ],
      [
       43.445,
       44.025
      ],
      [
       45.65,
       46.37
      ],
      [
       46.417,
       46.928
      ],
      [
       47.926,
       50.457
      ],
      [
       50.55,
       53.104
      ],
      [
       54.033,
       55.612
      ],
      [
       55.89,
       56.889
      ],
      [
       57.864,
       58.445
      ],
      [
       58.816,
       59.443
      ],
      [
       61.138,
       61.928
      ],
      [
       62.787,
       63.576
      ],
      [
       63.762,
       65.016
      ],
      [
       66.363,
       67.059
      ],
      [
       68.94,
       69.985
      ],
      [
       71.053,
       71.703
      ]
     ]
    },
    {
     "lane": "low_bass",
     "band_hz": [
      45,
      90
     ],
     "entry_s": 0.0,
     "exit_s": 70.937,
     "active_fraction": 0.4231,
     "segments": [
      [
       0.0,
       0.929
      ],
      [
       5.271,
       5.898
      ],
      [
       6.92,
       8.359
      ],
      [
       10.077,
       10.913
      ],
      [
       11.029,
       11.749
      ],
      [
       12.957,
       13.63
      ],
      [
       15.441,
       15.999
      ],
      [
       17.972,
       18.924
      ],
      [
       19.156,
       20.085
      ],
      [
       23.15,
       24.427
      ],
      [
       25.635,
       26.842
      ],
      [
       29.025,
       29.838
      ],
      [
       32.415,
       33.042
      ],
      [
       33.181,
       33.855
      ],
      [
       35.596,
       36.688
      ],
      [
       36.827,
       37.384
      ],
      [
       38.429,
       39.753
      ],
      [
       40.588,
       41.215
      ],
      [
       47.833,
       49.041
      ],
      [
       51.154,
       52.129
      ],
      [
       54.683,
       55.217
      ],
      [
       55.38,
       56.03
      ],
      [
       56.192,
       56.75
      ],
      [
       58.793,
       59.327
      ],
      [
       61.115,
       62.09
      ],
      [
       62.787,
       63.367
      ],
      [
       63.878,
       64.528
      ],
      [
       69.776,
       70.937
      ]
     ]
    },
    {
     "lane": "bass",
     "band_hz": [
      90,
      180
     ],
     "entry_s": 0.0,
     "exit_s": 83.778,
     "active_fraction": 0.9055,
     "segments": [
      [
       0.0,
       83.778
      ]
     ]
    },
    {
     "lane": "low_mid",
     "band_hz": [
      180,
      355
     ],
     "entry_s": 0.0,
     "exit_s": 85.775,
     "active_fraction": 0.924,
     "segments": [
      [
       0.0,
       85.775
      ]
     ]
    },
    {
     "lane": "mid",
     "band_hz": [
      355,
      710
     ],
     "entry_s": 0.023,
     "exit_s": 78.298,
     "active_fraction": 0.8297,
     "segments": [
      [
       0.023,
       31.974
      ],
      [
       32.276,
       72.98
      ],
      [
       73.166,
       75.836
      ],
      [
       76.672,
       78.298
      ]
     ]
    },
    {
     "lane": "upper_mid",
     "band_hz": [
      710,
      1400
     ],
     "entry_s": 0.023,
     "exit_s": 78.274,
     "active_fraction": 0.831,
     "segments": [
      [
       0.023,
       6.478
      ],
      [
       6.757,
       31.626
      ],
      [
       31.695,
       35.178
      ],
      [
       35.48,
       57.725
      ],
      [
       57.887,
       65.62
      ],
      [
       66.339,
       68.708
      ],
      [
       68.94,
       72.562
      ],
      [
       73.213,
       75.697
      ],
      [
       76.603,
       78.274
      ]
     ]
    },
    {
     "lane": "presence",
     "band_hz": [
      1400,
      2800
     ],
     "entry_s": 0.163,
     "exit_s": 77.973,
     "active_fraction": 0.6827,
     "segments": [
      [
       0.163,
       0.975
      ],
      [
       1.068,
       2.554
      ],
      [
       4.574,
       6.571
      ],
      [
       6.966,
       9.59
      ],
      [
       9.729,
       13.63
      ],
      [
       14.373,
       16.347
      ],
      [
       16.602,
       18.947
      ],
      [
       19.133,
       29.814
      ],
      [
       30.883,
       31.626
      ],
      [
       32.601,
       40.031
      ],
      [
       40.101,
       52.454
      ],
      [
       53.383,
       53.917
      ],
      [
       55.403,
       57.446
      ],
      [
       57.702,
       59.397
      ],
      [
       59.606,
       60.256
      ],
      [
       61.208,
       61.928
      ],
      [
       62.81,
       65.62
      ],
      [
       66.363,
       67.942
      ],
      [
       69.799,
       71.889
      ],
      [
       77.369,
       77.973
      ]
     ]
    },
    {
     "lane": "brilliance",
     "band_hz": [
      2800,
      5600
     ],
     "entry_s": 0.209,
     "exit_s": 83.127,
     "active_fraction": 0.9002,
     "segments": [
      [
       0.209,
       83.127
      ]
     ]
    },
    {
     "lane": "air",
     "band_hz": [
      5600,
      11200
     ],
     "entry_s": 0.116,
     "exit_s": 83.731,
     "active_fraction": 0.9065,
     "segments": [
      [
       0.116,
       83.731
      ]
     ]
    }
   ],
   "interlap_matrix": {
    "sub|low_bass": 0.5906,
    "sub|bass": 0.6357,
    "sub|low_mid": 0.623,
    "sub|mid": 0.6882,
    "sub|upper_mid": 0.6877,
    "sub|presence": 0.6729,
    "sub|brilliance": 0.6354,
    "sub|air": 0.6328,
    "low_bass|bass": 0.4673,
    "low_bass|low_mid": 0.4579,
    "low_bass|mid": 0.5077,
    "low_bass|upper_mid": 0.5087,
    "low_bass|presence": 0.5527,
    "low_bass|brilliance": 0.4663,
    "low_bass|air": 0.4647,
    "bass|low_mid": 0.9736,
    "bass|mid": 0.9163,
    "bass|upper_mid": 0.9114,
    "bass|presence": 0.7539,
    "bass|brilliance": 0.9865,
    "bass|air": 0.9885,
    "low_mid|mid": 0.898,
    "low_mid|upper_mid": 0.8993,
    "low_mid|presence": 0.7388,
    "low_mid|brilliance": 0.9743,
    "low_mid|air": 0.9811,
    "mid|upper_mid": 0.9447,
    "mid|presence": 0.8228,
    "mid|brilliance": 0.9174,
    "mid|air": 0.9132,
    "upper_mid|presence": 0.8069,
    "upper_mid|brilliance": 0.9124,
    "upper_mid|air": 0.9093,
    "presence|brilliance": 0.7574,
    "presence|air": 0.7531,
    "brilliance|air": 0.9843
   },
   "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,
     71.889,
     72.075,
     72.26,
     72.446,
     72.632,
     72.818,
     73.004,
     73.189,
     73.375,
     73.561,
     73.747,
     73.932,
     74.118,
     74.304,
     74.49,
     74.675,
     74.861,
     75.047,
     75.233,
     75.418,
     75.604,
     75.79,
     75.976,
     76.161,
     76.347,
     76.533,
     76.719,
     76.904,
     77.09,
     77.276,
     77.462,
     77.648,
     77.833,
     78.019,
     78.205,
     78.391,
     78.576,
     78.762,
     78.948,
     79.134,
     79.319,
     79.505,
     79.691,
     79.877,
     80.062,
     80.248,
     80.434,
     80.62,
     80.805,
     80.991,
     81.177,
     81.363,
     81.548,
     81.734,
     81.92,
     82.106,
     82.292,
     82.477,
     82.663,
     82.849,
     83.035,
     83.22,
     83.406,
     83.592,
     83.778,
     83.963,
     84.149,
     84.335,
     84.521,
     84.706,
     84.892,
     85.078,
     85.264,
     85.449,
     85.635,
     85.821,
     86.007,
     86.192,
     86.378,
     86.564,
     86.75,
     86.936,
     87.121,
     87.307,
     87.493,
     87.679,
     87.864,
     88.05,
     88.236,
     88.422,
     88.607,
     88.793,
     88.979,
     89.165,
     89.35,
     89.536,
     89.722,
     89.908,
     90.093,
     90.279,
     90.465,
     90.651,
     90.836,
     91.022,
     91.208,
     91.394,
     91.58,
     91.765,
     91.951,
     92.137,
     92.323,
     92.508,
     92.694
    ],
    "lanes": [
     4,
     8,
     9,
     9,
     9,
     9,
     8,
     7,
     8,
     7,
     8,
     9,
     8,
     8,
     7,
     8,
     8,
     7,
     6,
     6,
     9,
     7,
     7,
     8,
     9,
     7,
     7,
     7,
     7,
     9,
     9,
     9,
     8,
     7,
     7,
     6,
     6,
     8,
     9,
     8,
     9,
     9,
     9,
     9,
     9,
     9,
     8,
     9,
     9,
     9,
     8,
     8,
     8,
     7,
     7,
     9,
     9,
     9,
     9,
     8,
     9,
     9,
     9,
     9,
     7,
     8,
     9,
     9,
     7,
     7,
     9,
     9,
     9,
     9,
     7,
     9,
     9,
     7,
     7,
     8,
     9,
     8,
     8,
     8,
     9,
     9,
     9,
     8,
     8,
     8,
     9,
     8,
     8,
     9,
     8,
     7,
     8,
     9,
     9,
     9,
     9,
     9,
     7,
     7,
     9,
     9,
     9,
     9,
     9,
     8,
     8,
     9,
     9,
     9,
     8,
     7,
     7,
     7,
     7,
     8,
     9,
     9,
     8,
     7,
     8,
     9,
     9,
     9,
     9,
     8,
     9,
     9,
     7,
     7,
     8,
     7,
     8,
     7,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     7,
     8,
     8,
     9,
     8,
     7,
     7,
     9,
     9,
     8,
     8,
     8,
     9,
     9,
     9,
     9,
     7,
     7,
     7,
     7,
     7,
     8,
     9,
     9,
     7,
     9,
     7,
     6,
     6,
     7,
     8,
     9,
     9,
     8,
     9,
     9,
     8,
     8,
     8,
     9,
     9,
     8,
     7,
     8,
     8,
     6,
     7,
     9,
     9,
     9,
     9,
     9,
     8,
     8,
     9,
     9,
     9,
     8,
     9,
     7,
     7,
     7,
     9,
     9,
     9,
     9,
     9,
     8,
     8,
     9,
     8,
     8,
     8,
     8,
     9,
     9,
     9,
     8,
     7,
     8,
     7,
     9,
     9,
     8,
     9,
     9,
     9,
     8,
     7,
     9,
     9,
     9,
     8,
     7,
     9,
     9,
     7,
     7,
     8,
     8,
     8,
     8,
     8,
     9,
     9,
     9,
     8,
     8,
     7,
     7,
     7,
     7,
     7,
     9,
     9,
     9,
     9,
     9,
     9,
     9,
     8,
     9,
     9,
     9,
     8,
     8,
     8,
     7,
     8,
     8,
     8,
     9,
     9,
     9,
     9,
     9,
     8,
     8,
     7,
     8,
     9,
     7,
     6,
     8,
     9,
     9,
     7,
     7,
     7,
     7,
     9,
     9,
     8,
     7,
     9,
     8,
     9,
     8,
     9,
     9,
     9,
     8,
     8,
     8,
     8,
     7,
     6,
     9,
     9,
     9,
     7,
     7,
     9,
     9,
     9,
     7,
     9,
     9,
     9,
     7,
     8,
     7,
     6,
     6,
     7,
     9,
     9,
     9,
     9,
     7,
     7,
     6,
     6,
     8,
     9,
     9,
     9,
     8,
     8,
     9,
     9,
     9,
     9,
     8,
     9,
     9,
     7,
     7,
     8,
     5,
     5,
     6,
     5,
     9,
     9,
     9,
     8,
     7,
     7,
     9,
     8,
     6,
     7,
     8,
     9,
     5,
     6,
     9,
     7,
     7,
     7,
     9,
     8,
     9,
     8,
     8,
     9,
     7,
     8,
     8,
     9,
     9,
     7,
     6,
     7,
     6,
     5,
     5,
     4,
     5,
     8,
     7,
     6,
     8,
     7,
     6,
     6,
     7,
     6,
     7,
     7,
     6,
     6,
     5,
     4,
     4,
     4,
     4,
     7,
     6,
     7,
     6,
     7,
     9,
     8,
     6,
     6,
     4,
     5,
     5,
     5,
     5,
     6,
     4,
     4,
     5,
     4,
     4,
     4,
     4,
     4,
     4,
     4,
     4,
     4,
     4,
     4,
     5,
     4,
     4,
     4,
     4,
     4,
     3,
     3,
     4,
     4,
     1,
     1,
     1,
     2,
     2,
     1,
     3,
     1,
     2,
     1,
     0,
     0,
     0,
     0,
     0,
     1,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0,
     0
    ],
    "max": 9,
    "mean": 6.978
   },
   "register_spacing_octaves": [
    1.085,
    1.0,
    0.99,
    0.99,
    0.99,
    0.99,
    1.0,
    1.0
   ]
  },
  "event_grammar": {
   "drops": [
    {
     "position": 0.2276,
     "at_s": 21.13,
     "db_delta": -2.18,
     "lanes_removed": 1.54,
     "bars_held_s": 0.882,
     "re_enters_at_s": 22.013
    },
    {
     "position": 0.3201,
     "at_s": 29.722,
     "db_delta": -1.27,
     "lanes_removed": 1.56,
     "bars_held_s": 2.67,
     "re_enters_at_s": 32.392
    },
    {
     "position": 0.3391,
     "at_s": 31.486,
     "db_delta": -1.78,
     "lanes_removed": 1.58,
     "bars_held_s": 0.673,
     "re_enters_at_s": 32.16
    },
    {
     "position": 0.4439,
     "at_s": 41.215,
     "db_delta": -1.61,
     "lanes_removed": 1.5,
     "bars_held_s": 0.604,
     "re_enters_at_s": 41.819
    },
    {
     "position": 0.6475,
     "at_s": 60.116,
     "db_delta": -2.51,
     "lanes_removed": 1.51,
     "bars_held_s": 0.906,
     "re_enters_at_s": 61.022
    },
    {
     "position": 0.7046,
     "at_s": 65.411,
     "db_delta": -2.13,
     "lanes_removed": 1.54,
     "bars_held_s": 0.72,
     "re_enters_at_s": 66.13
    },
    {
     "position": 0.7726,
     "at_s": 71.726,
     "db_delta": 0.75,
     "lanes_removed": 1.56,
     "bars_held_s": 20.526,
     "re_enters_at_s": 92.253
    },
    {
     "position": 0.8134,
     "at_s": 75.511,
     "db_delta": -2.17,
     "lanes_removed": 1.56,
     "bars_held_s": 1.184,
     "re_enters_at_s": 76.696
    },
    {
     "position": 0.8394,
     "at_s": 77.926,
     "db_delta": -1.6,
     "lanes_removed": 2.31,
     "bars_held_s": 14.327,
     "re_enters_at_s": 92.253
    },
    {
     "position": 0.9011,
     "at_s": 83.661,
     "db_delta": -0.05,
     "lanes_removed": 1.53,
     "bars_held_s": 8.591,
     "re_enters_at_s": 92.253
    },
    {
     "position": 0.9224,
     "at_s": 85.635,
     "db_delta": -4.04,
     "lanes_removed": 1.51,
     "bars_held_s": 6.618,
     "re_enters_at_s": 92.253
    },
    {
     "position": 0.9599,
     "at_s": 89.118,
     "db_delta": -6.08,
     "lanes_removed": -0.0,
     "bars_held_s": 3.135,
     "re_enters_at_s": 92.253
    },
    {
     "position": 0.9729,
     "at_s": 90.326,
     "db_delta": -6.3,
     "lanes_removed": -0.0,
     "bars_held_s": 1.927,
     "re_enters_at_s": 92.253
    },
    {
     "position": 0.9859,
     "at_s": 91.533,
     "db_delta": -13.71,
     "lanes_removed": -0.0,
     "bars_held_s": 0.72,
     "re_enters_at_s": 92.253
    }
   ],
   "raises": [
    {
     "position": 0.0555,
     "start_s": 5.155,
     "end_s": 5.782,
     "db_delta": 1.34,
     "lanes_added": 1.54,
     "slope_db_per_s": 2.144
    },
    {
     "position": 0.0725,
     "start_s": 6.734,
     "end_s": 8.963,
     "db_delta": 1.88,
     "lanes_added": 1.52,
     "slope_db_per_s": 0.846
    },
    {
     "position": 0.3522,
     "start_s": 32.694,
     "end_s": 34.273,
     "db_delta": 3.58,
     "lanes_added": 1.6,
     "slope_db_per_s": 2.265
    },
    {
     "position": 0.3822,
     "start_s": 35.48,
     "end_s": 37.616,
     "db_delta": 2.22,
     "lanes_added": 1.56,
     "slope_db_per_s": 1.039
    },
    {
     "position": 0.4139,
     "start_s": 38.429,
     "end_s": 39.753,
     "db_delta": 1.7,
     "lanes_added": 1.51,
     "slope_db_per_s": 1.288
    },
    {
     "position": 0.5142,
     "start_s": 47.74,
     "end_s": 50.248,
     "db_delta": 2.55,
     "lanes_added": 1.52,
     "slope_db_per_s": 1.017
    },
    {
     "position": 0.588,
     "start_s": 54.59,
     "end_s": 57.121,
     "db_delta": 2.11,
     "lanes_added": 1.51,
     "slope_db_per_s": 0.835
    },
    {
     "position": 0.6233,
     "start_s": 57.864,
     "end_s": 58.236,
     "db_delta": 3.13,
     "lanes_added": 1.52,
     "slope_db_per_s": 8.429
    },
    {
     "position": 0.6605,
     "start_s": 61.324,
     "end_s": 62.067,
     "db_delta": 4.36,
     "lanes_added": 2.04,
     "slope_db_per_s": 5.865
    },
    {
     "position": 0.6748,
     "start_s": 62.647,
     "end_s": 63.39,
     "db_delta": 1.66,
     "lanes_added": 1.55,
     "slope_db_per_s": 2.237
    },
    {
     "position": 0.7873,
     "start_s": 73.096,
     "end_s": 75.163,
     "db_delta": 1.03,
     "lanes_added": 1.53,
     "slope_db_per_s": 0.497
    },
    {
     "position": 0.8264,
     "start_s": 76.719,
     "end_s": 78.089,
     "db_delta": 3.59,
     "lanes_added": 1.91,
     "slope_db_per_s": 2.623
    }
   ],
   "breaks": [
    {
     "position": 0.9634,
     "at_s": 89.443,
     "duration_s": 0.348
    },
    {
     "position": 0.9719,
     "at_s": 90.233,
     "duration_s": 2.601
    }
   ],
   "tuttis": [
    {
     "position": 0.0755,
     "at_s": 7.012,
     "duration_s": 1.347,
     "lanes": 9
    },
    {
     "position": 0.1093,
     "at_s": 10.147,
     "duration_s": 1.533,
     "lanes": 9
    },
    {
     "position": 0.1941,
     "at_s": 18.019,
     "duration_s": 0.813,
     "lanes": 9
    },
    {
     "position": 0.2076,
     "at_s": 19.273,
     "duration_s": 0.813,
     "lanes": 9
    },
    {
     "position": 0.2494,
     "at_s": 23.15,
     "duration_s": 1.207,
     "lanes": 9
    },
    {
     "position": 0.2766,
     "at_s": 25.681,
     "duration_s": 1.115,
     "lanes": 9
    },
    {
     "position": 0.3512,
     "at_s": 32.601,
     "duration_s": 1.068,
     "lanes": 9
    },
    {
     "position": 0.3839,
     "at_s": 35.643,
     "duration_s": 0.929,
     "lanes": 9
    },
    {
     "position": 0.4147,
     "at_s": 38.499,
     "duration_s": 0.813,
     "lanes": 9
    },
    {
     "position": 0.5165,
     "at_s": 47.949,
     "duration_s": 1.091,
     "lanes": 9
    },
    {
     "position": 0.55,
     "at_s": 51.061,
     "duration_s": 1.068,
     "lanes": 9
    },
    {
     "position": 0.602,
     "at_s": 55.89,
     "duration_s": 0.859,
     "lanes": 9
    }
   ],
   "silence_budget": {
    "fraction": 0.0333,
    "seconds": 3.088,
    "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": 14,
    "raises": 12,
    "breaks": 2,
    "tuttis": 12
   }
  },
  "opening_and_flow_law": {
   "onset_type": "ostinato_first",
   "first_sound_at_s": 0.0,
   "time_to_hook_s": 0.07,
   "time_to_hook_bars": 0.04,
   "time_to_full_texture_s": 0.209,
   "time_to_full_texture_bars": 0.12,
   "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,
     72.07,
     72.82,
     73.56,
     74.3,
     75.05,
     75.79,
     76.53,
     77.28,
     78.02,
     78.76,
     79.51,
     80.25,
     80.99,
     81.73,
     82.48,
     83.22,
     83.96,
     84.71,
     85.45,
     86.19,
     86.94,
     87.68,
     88.42,
     89.16,
     89.91,
     90.65,
     91.39,
     92.14
    ],
    "values": [
     0.3292,
     0.6292,
     0.6225,
     0.6072,
     0.5971,
     0.6469,
     0.6485,
     0.5835,
     0.5847,
     0.527,
     0.6534,
     0.6777,
     0.6302,
     0.5866,
     0.6344,
     0.6765,
     0.5831,
     0.5718,
     0.6477,
     0.6465,
     0.64,
     0.6476,
     0.6053,
     0.5757,
     0.6101,
     0.6509,
     0.6902,
     0.6961,
     0.6749,
     0.5783,
     0.6313,
     0.6427,
     0.6682,
     0.5889,
     0.6173,
     0.665,
     0.6905,
     0.6661,
     0.6221,
     0.5998,
     0.6451,
     0.5666,
     0.6232,
     0.5117,
     0.662,
     0.7034,
     0.6889,
     0.6044,
     0.6316,
     0.6497,
     0.6415,
     0.5475,
     0.6313,
     0.5915,
     0.5912,
     0.6457,
     0.6389,
     0.6385,
     0.6267,
     0.6574,
     0.6645,
     0.6626,
     0.7165,
     0.6363,
     0.5941,
     0.6809,
     0.7159,
     0.6924,
     0.5903,
     0.7009,
     0.6898,
     0.6222,
     0.5771,
     0.534,
     0.6274,
     0.6375,
     0.6761,
     0.621,
     0.6274,
     0.5718,
     0.568,
     0.5344,
     0.4993,
     0.609,
     0.5424,
     0.6579,
     0.6877,
     0.6084,
     0.5436,
     0.5017,
     0.6073,
     0.6155,
     0.5528,
     0.5767,
     0.5888,
     0.5472,
     0.5608,
     0.4579,
     0.4034,
     0.4775,
     0.4432,
     0.4804,
     0.3661,
     0.349,
     0.4102,
     0.4035,
     0.3587,
     0.2936,
     0.2901,
     0.2829,
     0.2682,
     0.2586,
     0.215,
     0.1216,
     0.1712,
     0.154,
     0.0793,
     0.0511,
     0.0487,
     0.0462,
     0.04,
     0.0372,
     0.0322,
     0.0725,
     0.1672
    ],
    "peak_position_normalised": 0.5268
   }
  },
  "complexity_law": {
   "available": true,
   "bar_length_s": 1.6719,
   "bars": 55,
   "index_per_bar": [
    0.9305,
    0.9026,
    0.8724,
    0.8951,
    0.9692,
    0.917,
    1.0,
    0.946,
    0.9325,
    0.957,
    0.9504,
    0.9676,
    0.9137,
    0.9281,
    0.9435,
    0.9669,
    0.9245,
    0.9375,
    0.8909,
    0.9063,
    0.9372,
    0.9357,
    0.9339,
    0.9648,
    0.9302,
    0.9403,
    0.9353,
    0.9448,
    0.9109,
    0.9634,
    0.9563,
    0.904,
    0.923,
    0.9604,
    0.8989,
    0.9338,
    0.8887,
    0.9019,
    0.9483,
    0.8467,
    0.8943,
    0.9022,
    0.9404,
    0.7367,
    0.8095,
    0.7144,
    0.8095,
    0.5741,
    0.5371,
    0.4869,
    0.3411,
    0.1754,
    0.0227,
    0.0268,
    0.006
   ],
   "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": 43,
     "at_s": 71.89,
     "delta": -0.204,
     "at_section_boundary": false
    },
    {
     "bar": 47,
     "at_s": 78.58,
     "delta": -0.235,
     "at_section_boundary": true
    },
    {
     "bar": 51,
     "at_s": 85.27,
     "delta": -0.166,
     "at_section_boundary": false
    },
    {
     "bar": 52,
     "at_s": 86.94,
     "delta": -0.153,
     "at_section_boundary": false
    }
   ],
   "steps_at_section_boundaries": 1,
   "steps_total": 4,
   "boundary_step_share": 0.25,
   "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": 2.111,
   "melodic_salience": 0.8904,
   "voiced_fraction": 0.8146,
   "note_count": 196,
   "mean_lanes": 6.978,
   "max_lanes": 9
  },
  "dynamics": {
   "dynamic_range_db_p95_minus_p10": 18.25,
   "peak_position_normalised": 0.0,
   "peak_at_s": 0.0,
   "arc_curve_db": [
    -7.91,
    -15.69,
    -15.64,
    -16.25,
    -17.98,
    -16.8,
    -15.83,
    -16.18,
    -16.65,
    -17.19,
    -15.6,
    -15.03,
    -16.72,
    -18.44,
    -17.14,
    -15.17,
    -15.63,
    -16.37,
    -16.1,
    -16.66,
    -16.96,
    -16.05,
    -16.48,
    -17.61,
    -17.58,
    -16.0,
    -14.33,
    -14.5,
    -15.79,
    -16.97,
    -16.84,
    -15.88,
    -15.0,
    -15.57,
    -16.86,
    -15.63,
    -14.95,
    -16.33,
    -17.96,
    -16.93,
    -15.65,
    -16.28,
    -17.01,
    -17.93,
    -16.4,
    -14.04,
    -14.57,
    -17.28,
    -17.01,
    -15.41,
    -16.3,
    -17.76,
    -17.22,
    -16.45,
    -17.19,
    -16.31,
    -15.71,
    -15.63,
    -15.9,
    -16.49,
    -15.78,
    -15.05,
    -14.1,
    -15.11,
    -16.66,
    -15.08,
    -13.84,
    -14.7,
    -16.08,
    -15.18,
    -14.55,
    -16.18,
    -17.35,
    -17.95,
    -17.02,
    -15.35,
    -14.91,
    -16.85,
    -17.26,
    -15.81,
    -15.96,
    -17.8,
    -18.47,
    -17.14,
    -16.35,
    -15.89,
    -15.25,
    -15.59,
    -17.62,
    -18.07,
    -17.51,
    -17.96,
    -18.94,
    -19.56,
    -18.63,
    -18.42,
    -18.09,
    -18.62,
    -20.6,
    -20.58,
    -19.87,
    -20.8,
    -23.47,
    -23.78,
    -21.6,
    -21.89,
    -24.07,
    -25.7,
    -25.58,
    -26.0,
    -27.6,
    -29.81,
    -31.09,
    -32.38,
    -33.64,
    -34.92,
    -37.45,
    -39.73,
    -43.26,
    -46.04,
    -49.63,
    -54.01,
    -60.98,
    -74.79,
    -84.51
   ],
   "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,
    72.07,
    72.82,
    73.56,
    74.3,
    75.05,
    75.79,
    76.53,
    77.28,
    78.02,
    78.76,
    79.51,
    80.25,
    80.99,
    81.73,
    82.48,
    83.22,
    83.96,
    84.71,
    85.45,
    86.19,
    86.94,
    87.68,
    88.42,
    89.16,
    89.91,
    90.65,
    91.39,
    92.14
   ]
  },
  "register": {
   "melody_span_semitones": 38.0,
   "melody_tessitura_midi": 54.0,
   "bass_floor_band": {
    "sub": 0.00068,
    "low_bass": 0.0044,
    "bass": 0.18566,
    "low_mid": 0.3377,
    "mid": 0.19441,
    "upper_mid": 0.22513,
    "presence": 0.04725,
    "brilliance": 0.00433,
    "air": 0.00017,
    "ultra": 0.0
   },
   "octave_band_profile": {
    "sub": 0.00068,
    "low_bass": 0.0044,
    "bass": 0.18566,
    "low_mid": 0.3377,
    "mid": 0.19441,
    "upper_mid": 0.22513,
    "presence": 0.04725,
    "brilliance": 0.00433,
    "air": 0.00017,
    "ultra": 0.0
   }
  },
  "cadence_and_ending": {
   "loop_seam": {
    "measurable": true,
    "seam_distance": 0.82047,
    "interior_distance_median": 0.05953,
    "seam_ratio": 13.783,
    "seam_clean": false,
    "tail_rms_over_mid": 0.0002,
    "head_rms_over_mid": 0.8311,
    "tail_rms_trend": -0.8322,
    "head_rms_trend": -0.0047,
    "baked_fade_out": true,
    "baked_fade_in": false
   },
   "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": 1013.3,
   "spectral_centroid_curve_hz": [
    683.8,
    937.7,
    985.0,
    1038.6,
    1053.5,
    1029.9,
    920.2,
    1141.1,
    919.2,
    1019.4,
    888.7,
    900.1,
    875.5,
    1088.7,
    927.8,
    1008.8,
    1011.8,
    963.4,
    994.0,
    935.8,
    949.1,
    959.9,
    960.3,
    1046.5,
    1402.8,
    877.0,
    899.5,
    961.7,
    1068.5,
    1079.1,
    1021.2,
    1224.7,
    956.9,
    1085.9,
    1191.0,
    979.0,
    1001.4,
    1302.8,
    1083.5,
    1142.3,
    887.7,
    829.2,
    1017.3,
    1037.1,
    1014.7,
    761.2,
    937.9,
    981.5,
    874.8,
    918.1,
    928.1,
    1020.6,
    980.5,
    944.5,
    830.7,
    1136.3,
    1245.6,
    1265.4,
    1099.4,
    1109.2,
    1066.6,
    998.5,
    1154.8,
    1002.3,
    1211.1,
    963.2,
    964.8,
    986.7,
    952.8,
    1198.1,
    869.3,
    969.4,
    929.3,
    987.9,
    915.9,
    911.6,
    898.4,
    984.2,
    903.2,
    1012.5,
    976.5,
    960.6,
    1127.4,
    883.2,
    943.8,
    839.1,
    1031.1,
    880.7,
    1051.7,
    1160.8,
    869.4,
    993.9,
    1046.1,
    948.7,
    1073.1,
    979.0,
    1019.0,
    872.6,
    998.3,
    1024.5,
    963.4,
    1182.5,
    1110.3,
    1602.2,
    1001.9,
    882.3,
    1161.8,
    972.0,
    931.8,
    976.0,
    943.3,
    995.0,
    1053.8,
    878.8,
    1154.9,
    964.1,
    1112.4,
    680.3,
    703.3,
    749.3,
    683.2,
    670.9,
    603.8,
    1428.3,
    3319.9
   ],
   "spectral_rolloff85_hz_mean": 1785.6,
   "spectral_flatness_mean": 0.0009,
   "signature_colour": "dark"
  }
 }
}

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