{
  "duration_sec": 528.72,
  "tempo_beat_track_bpm": 144.23,
  "num_beats_tracked": 1265,
  "median_inter_beat_interval_sec": 0.416,
  "bpm_from_median_ibi": 144.23,
  "change_point_threshold": 0.0168,
  "change_points_sec": [
    15.0,
    215.0,
    265.0,
    295.0,
    370.0
  ],
  "segments": [
    {
      "start_sec": 0.0,
      "end_sec": 15.0,
      "duration_sec": 15.0
    },
    {
      "start_sec": 15.0,
      "end_sec": 215.0,
      "duration_sec": 200.0
    },
    {
      "start_sec": 215.0,
      "end_sec": 265.0,
      "duration_sec": 50.0
    },
    {
      "start_sec": 265.0,
      "end_sec": 295.0,
      "duration_sec": 30.0
    },
    {
      "start_sec": 295.0,
      "end_sec": 370.0,
      "duration_sec": 75.0
    },
    {
      "start_sec": 370.0,
      "end_sec": 528.7,
      "duration_sec": 158.7
    }
  ],
  "loop_candidate": {
    "lag_sec": 115.0,
    "corr": 0.127
  },
  "method": "librosa beat_track + 5s-window MFCC/centroid/RMS cosine change points; exploratory, clue-grade"
}