You are viewing a plain text version of this content. The canonical link for it is here.

Posted to commits@mxnet.apache.org by GitBox <gi...@apache.org> on 2018/12/19 03:53:21 UTC

[GitHub] solin319 opened a new pull request #13683: fix bug in nag optimizer

solin319 opened a new pull request #13683: fix bug in nag optimizer
URL: https://github.com/apache/incubator-mxnet/pull/13683
 
 
   ```
   grad += wd * weight
   mom[:] += grad
   grad[:] += self.momentum * mom
   weight[:] += -lr * grad
   ```
   This will minus wd*weight twice, but in formula
   ```
   state = momentum * state + grad + wd * weight 
   weight = weight - (lr * (grad + momentum * state)) 
   ````
   only minus once.
   
   

----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on GitHub and use the
URL above to go to the specific comment.
 
For queries about this service, please contact Infrastructure at:
users@infra.apache.org


With regards,
Apache Git Services