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// Copyright (C) 2002 Ronan Collobert (collober@iro.umontreal.ca)
//
//
// This file is part of Torch. Release II.
// [The Ultimate Machine Learning Library]
//
// Torch 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.
//
// Torch is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Torch; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#ifndef MEASURER_INC
#define MEASURER_INC
#include "Object.h"
namespace Torch {
class Machine;
class DataSet;
/** Used to measure what you want during training/testing.
Usually, trainers call measurers.
The #DataSet# associated to the measurer allow us
to know when the measurer should be called.
(if the #DataSet# is the train dataset, the
measurer will be called during the train phase...)
@author Ronan Collobert (collober@iro.umontreal.ca)
*/
class Measurer : public Object
{
public:
/** The measurer put here what it measures.
As it could be everything, you should
know what's inside before using it.
*/
void *measure;
/// The measurer save measures in this file.
FILE *file;
// -- internal --
bool file_is_opened;
/// The associated #DataSet#.
DataSet *data;
//-----
/** Measurer with the associated #DataSet# #data_#,
and put results in the file #file_#.
*/
Measurer(DataSet *data_, FILE *file_);
/** Open the file #filename# for writing measures.
#data_# is the associated #DataSet#.
*/
Measurer(DataSet *data_, const char *filename);
/** Measure something for the current example.
(This example has been selected in #data#
by the trainer)
*/
virtual void measureEx();
/** Measure something after the current iteration.
(After the call of #measureEx()# for each
example of #data#)
*/
virtual void measureIter();
/// Measure something at the end of the training/testing phase.
virtual void measureEnd();
//-----
virtual void reset();
virtual ~Measurer();
};
}
#endif
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