dendrite.cpp

amygdata的神经网络算法源代码

/***************************************************************************
                          dendrite.cpp  -  description
                             -------------------
    begin                : Fri Jun 20 2003
    copyright            : (C) 2003 by Matt Grover
    email                : [e-mail]
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#include "dendrite.h"
#include "synapse.h"
#include "spikingneuron.h"
#include "network.h"
#include "statictrainer.h"
#include "logging.h"

using namespace Amygdala;

Dendrite::Dendrite(SpikingNeuron* postSynapticNrn):
    totalWeightPos(0.),
    totalWeightNeg(0.),
    postNrn(postSynapticNrn),
    trainer(0),
    nrnTriggerSet(false),
    isTraining(false)
{
    LOGGER(5, "Creating dendrite for neuron " << postNrn->GetId());
}

Dendrite::~Dendrite()
{
}

void Dendrite::SetNrnTrigger()
{
    LOGGER(6, "Calling Network::ScheduleNeuronProcess for neuron " << postNrn->GetId());
    Network::GetNetworkRef()->ScheduleNeuronProcess(postNrn);

    // reset the weight totals now
    totalWeightPos=0.0;
    totalWeightNeg=0.0;
    nrnTriggerSet = true;
}

void Dendrite::GetStimulationLevel(float& posTotal, float& negTotal)
{
    LOGGER(6, "Resetting nrnTrigger");
    nrnTriggerSet = false;
    posTotal=totalWeightPos;
    negTotal=totalWeightNeg;
}

// FIXME: Need to do checks here to make sure the trainer type matches the trainable
// neuron type.
void Dendrite::SetTrainer(Trainer* t)
{
    trainer = t;
}

void Dendrite::ReportSpike()
{
    if (trainer)
        trainer->ReportSpike(postNrn);
}