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Update optim.py

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jinzr 2023-11-03 10:49:02 +08:00
parent 23913f6afd
commit f0285bb4f5
1 changed files with 2 additions and 0 deletions
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egs/librispeech/ASR/zipformer/optim.py
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@ -456,6 +456,8 @@ class ScaledAdam(BatchedOptimizer):
quartiles.append(sorted_norms[index].item()) quartiles.append(sorted_norms[index].item())
median = quartiles[2] median = quartiles[2]
if median - median != 0:
raise RuntimeError("Too many grads were not finite")
threshold = clipping_scale * median threshold = clipping_scale * median
first_state["model_norm_threshold"] = threshold first_state["model_norm_threshold"] = threshold
percent_clipped = ( percent_clipped = (