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SimpleNeuron.h

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#ifndef _SIMPLENEURON_H
#define _SIMPLENEURON_H

#include "Neuron.h"
#include "defines.h"

namespace annie
{

class SimpleNeuron : public Neuron
{
protected:
        bool _hasBias;

        real _bias;

        real _deltaBias;

        ActivationFunction _dActivationFunction;

        virtual void _recacheOutput();

        virtual void _recacheError();

public:
        SimpleNeuron(int label, bool hasBias = true);

        virtual void setBias(real bias);
        
        virtual bool hasBias();
        
        virtual real getBias();

        virtual void removeBias();

        virtual void setDesiredOutput(real desired);

        virtual void setActivationFunction(ActivationFunction f, ActivationFunction df);

        virtual void connect(Neuron *from);

        virtual void connect(Neuron *from, real weight);
        
        virtual void calculateNewWeights(real learningRate, real momentum=0.0);

        virtual void update();

        virtual std::string toString();

        virtual const char *getClassName();

        virtual real getWeight(Neuron *from);
};

}; //namespace annie
#endif // define _SIMPLENEURON_H

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