(PECL fann >= 1.0.0)
Sets the activation steepness for supplied neuron and layer number
bool fann_set_activation_steepness ( resource $ann, float $activation_steepness, int $layer, int $neuron )
Set the activation steepness for neuron number neuron in layer number layer, counting the input layer as layer 0.
It is not possible to set activation steepness for the neurons in the input layer.
The steepness of an activatio