Php/docs/function.fann-get-quickprop-mu
提供：Dev Guides
fann_get_quickprop_mu
(PECL fann >= 1.0.0)
fann_get_quickprop_mu — Returns the mu factor
説明
fann_get_quickprop_mu
( resource $ann
) : float
The mu factor is used to increase and decrease the step-size during quickprop training. The mu factor should always be above 1, since it would otherwise decrease the step-size when it was suppose to increase it.
The default mu factor is 1.75.
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 mu factor, or false on error.
