(PECL fann >= 1.0.0)
fann_set_activation_steepness_output — Sets the steepness of the activation steepness in the output layer
$ann
$activation_steepness
Sets the steepness of the activation steepness in the output layer.
ann
activation_steepness
The activation steepness.
成功した場合に true、それ以外の場合に false を返します。
true
false