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hub / github.com/ajbrock/BigGAN-PyTorch / SynchronizedBatchNorm3d

Class SynchronizedBatchNorm3d

sync_batchnorm/batchnorm.py:288–349  ·  view source on GitHub ↗

r"""Applies Batch Normalization over a 5d input that is seen as a mini-batch of 4d inputs .. math:: y = \frac{x - mean[x]}{ \sqrt{Var[x] + \epsilon}} * gamma + beta This module differs from the built-in PyTorch BatchNorm3d as the mean and standard-deviation are reduced acr

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