multiclassformat.h

强化学习算法（R-Learning）难得的珍贵资料

// Copyright (C) 2003 Ronan Collobert ([e-mail])
//                
// This file is part of Torch 3.
//
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1. Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
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//    derived from this software without specific prior written permission.
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#ifndef MULTI_CLASS_FORMAT_INC
#define MULTI_CLASS_FORMAT_INC

#include "ClassFormat.h"
#include "DataSet.h"

namespace Torch {

/** Define the multi class encoding format.
    Each class is coded by a single number.

    @author Ronan Collobert ([e-mail])
*/
class MultiClassFormat : public ClassFormat
{
  public:

    /// Array of class labels.
    real *tabclasses;

    /// Autodetect classes.
    MultiClassFormat(DataSet *data);

    /// By default (if #class_labels_# is not specified), class labels are 0, 1, ...
    MultiClassFormat(int n_classes_, real *class_labels_=NULL);

    virtual int getClass(real *vector);
    virtual int getOutputSize();
    virtual void fromOneHot(real *outputs, real *one_hot_outputs);
    virtual void toOneHot(real *outputs, real *one_hot_outputs);

    virtual ~MultiClassFormat();
};


}

#endif