Neuro/Neuron.cpp

55 lines
902 B
C++

#pragma once
#include "Neuron.h"
Neuron::Neuron(double value)
: outputValue(value)
{
}
void Neuron::setOutputValue(double value)
{
outputValue = value;
}
double Neuron::transferFunction(double inputValue)
{
return std::tanh(inputValue);
}
double Neuron::transferFunctionDerivative(double inputValue)
{
return 1.0 - (inputValue * inputValue);
}
void Neuron::feedForward(double inputValue)
{
outputValue = Neuron::transferFunction(inputValue);
}
double Neuron::getWeightedOutputValue(unsigned int outputNeuron) const
{
if (outputNeuron < outputWeights.size())
{
return outputValue * outputWeights[outputNeuron];
}
return 0.0;
}
void Neuron::createOutputWeights(unsigned int number)
{
outputWeights.clear();
for (unsigned int i = 0; i < number; ++i)
{
outputWeights.push_back(std::rand() / (double)RAND_MAX);
}
}
double Neuron::getOutputValue() const
{
return outputValue;
}