Returns the decay which is a factor that weights should decrease in each iteration during quickprop training

# fann_get_quickprop_decay

(PECL fann >= 1.0.0)

fann_get_quickprop_decay — Returns the decay which is a factor that weights should decrease in each iteration during quickprop training

### 説明

fann_get_quickprop_decay ( resource `$ann` ) : float

The decay is a small negative valued number which is a factor that the weights should decrease in each iteration during quickprop training. This is used to make sure that the weights do not become too high during training.

The default decay is -0.0001.

### パラメータ

`ann`

  ニューラルネットワークリソース。

### 返り値

The decay, or `FALSE` on error.

### 参考

- fann_set_quickprop_decay() - Sets the quickprop decay factor