chainer.optimizer.WeightDecay

class chainer.optimizer.WeightDecay(rate)[source]

Optimizer/UpdateRule hook function for weight decay regularization.

This hook function adds a scaled parameter to the corresponding gradient. It can be used as a regularization.

Parameters:rate (float) – Coefficient for the weight decay.
Variables:rate (float) – Coefficient for the weight decay.

Methods

__call__(rule, param)[source]