NeuronLinear.cpp

//
// Created by fluffymoo on 11.6.18.
//

#include "NeuronLinear.h"

NeuronLinear::NeuronLinear(double a, double b) {

    this->activation_function_parameters = new double[2];

    this->activation_function_parameters[0] = a;
    this->activation_function_parameters[1] = b;

    this->edges_in = new std::vector<Connection*>(0);
    this->edges_out = new std::vector<Connection*>(0);

}

void NeuronLinear::activate( ) {

    double x = this->potential;
    double a = this->activation_function_parameters[0];
    double b = this->activation_function_parameters[1];

    this->state = b * x + a;

}

double NeuronLinear::activation_function_get_partial_derivative(int param_idx) {

    if(param_idx == 0){
        return 1.0;
    }
    else if(param_idx == 1){
        double x = this->potential;
        return x;
    }

    return 0.0;
}

double NeuronLinear::activation_function_get_derivative( ) {
    double b = this->activation_function_parameters[1];

    return b;
}