{
  "feature_extractor_type": "Pop2PianoFeatureExtractor",
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  "input_length": 1024,
  "n_bars": 2,
  "sampling_rate": 22050,
  "use_mel": true,
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  "padding_value": 0,
  "eos_token_id": 1,
  "vocab_size_special": 4,
  "vocab_size_note": 128,
  "vocab_size_velocity": 2,
  "vocab_size_time": 100
}