code: def inverse_mel_scale(mel_freq: Tensor) -> Tensor:
      return 700.0 * ((mel_freq / 1127.0).exp() - 1.0)
  
imports: import math
  from typing import Tuple
  import torch
  import torchaudio
  from torch import Tensor
label_desc: Use image node_id 11 for calling a global function with example usage: inverse_mel_scale(mel_freq) and returns: unknown