twoclassformat.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
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
// 3. The name of the author may not be used to endorse or promote products
//    derived from this software without specific prior written permission.
// 
// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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#ifndef TWO_CLASS_FORMAT_INC
#define TWO_CLASS_FORMAT_INC

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

namespace Torch {

/** Define the two class encoding format.

    @author Ronan Collobert ([e-mail])
*/
class TwoClassFormat : public ClassFormat
{
  public:
    real tabclasses[2];

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

    /// Specify the label of the classes.
    TwoClassFormat(real class_1, real class_2);

    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 ~TwoClassFormat();
};

}

#endif