tornadomeet commented on issue #9420: add use_global_stats in nn.BatchNorm URL: https://github.com/apache/incubator-mxnet/pull/9420#issuecomment-368707758 @7oud just as @thbupt said, it used for fine-tune pre-trained model, such as fix some layer which using bn during fine-tune. if with fine-tune, then moving_mean and moving_var will init from pre-trained model, so `moving_mean` will not be 0, and `moving var` will not be 1.
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