code: def _combine_max(
      a: Tuple[Tensor, Tensor],
      b: Tuple[Tensor, Tensor],
      thresh: float = 0.99,
  ) -> Tuple[Tensor, Tensor]:
      """
      Take value from first if bigger than a multiplicative factor of the second, elementwise.
      """
      mask = a[0] > thresh * b[0]
      values = mask * a[0] + ~mask * b[0]
      indices = mask * a[1] + ~mask * b[1]
      return values, indices
  
imports: import math
  import tempfile
  import warnings
  from collections.abc import Sequence
  from typing import List, Optional, Tuple, Union
  import torch
  import torchaudio
  from torch import Tensor
  from torchaudio._internal.module_utils import deprecated
  from .filtering import highpass_biquad, treble_biquad
label_desc: Use image node_id 22 for calling a global function with example usage: _combine_max(a, b, thresh) and returns: values,  indices