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Change power from 0.66 to 1.0, like natural gradient.

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Daniel Povey 2022-05-27 16:45:42 +08:00
parent 89fad8cc5a
commit eed864a3db
1 changed files with 1 additions and 1 deletions
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egs/librispeech/ASR/pruned_transducer_stateless4/optim.py
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@ -639,7 +639,7 @@ class Cain(Optimizer):
this_delta_ref = grad / denom
this_delta = grad / (denom ** 1.5)
this_delta = grad / (exp_avg_sq + eps)
renorm_scale = ((this_delta_ref**2).mean() / ((this_delta**2).mean() + eps)) ** 0.5