multicriterion.h

强化学习算法（R-Learning）难得的珍贵资料

// Copyright (C) 2003 Samy Bengio ([e-mail])
//                
// This file is part of Torch 3.
//
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#ifndef MULTI_CRITERION_INC
#define MULTI_CRITERION_INC

#include "Criterion.h"

namespace Torch {

/** MultiCriterion can be used to handle multiple criterions.

    The #MultiCriterion# is a #Criterion# which is the weighted
    sum of given criterions. (By default, the weights are equal to #1#).

    @author Samy Bengio ([e-mail])
*/
class MultiCriterion : public Criterion
{
  public:

    /// the number of criterions
    int n_criterions;

    /// the criterions
    Criterion** criterions;

    /// the relative weight of each criterion
    real* weights;

    //-----

    ///
    MultiCriterion(Criterion** criterions_, int n_criterions_, real* weights_ = NULL);

    //-----

    virtual void forward(Sequence *inputs);
    virtual void backward(Sequence *inputs, Sequence *alpha);
    virtual void setDataSet(DataSet *data_);
    virtual void iterInitialize();
    virtual void reset();

    virtual ~MultiCriterion();
};

}

#endif