added AMSgrad optimizer to Adam and SparseAdam #4034
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ok ready for a review! |
kashif
changed the title
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@pytorchbot test this please |
soumith
approved these changes
Dec 18, 2017
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thanks @kashif ! |
apaszke
reviewed
Dec 19, 2017
| if amsgrad: | ||
| torch.max(old_max_exp_avg_sq_values, exp_avg_sq_update_values, out=old_max_exp_avg_sq_values) | ||
| denom = old_max_exp_avg_sq_values.sqrt_().add_(group['eps']) | ||
| max_exp_avg_sq = make_sparse(old_max_exp_avg_sq_values) |
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