/usr/include/shogun/evaluation/Evaluation.h is in libshogun-dev 1.1.0-4ubuntu2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 | /*
* 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 3 of the License, or
* (at your option) any later version.
*
* Written (W) 2011 Sergey Lisitsyn
* Copyright (C) 2011 Berlin Institute of Technology and Max-Planck-Society
*/
#ifndef EVALUATION_H_
#define EVALUATION_H_
#include <shogun/features/Labels.h>
#include <shogun/base/SGObject.h>
namespace shogun
{
class CLabels;
/** enum which used to define whether an evaluation measure has to be
* minimized or maximized */
enum EEvaluationDirection
{
ED_MINIMIZE, ED_MAXIMIZE
};
/** @brief Class Evaluation, a base class for other classes
* used to evaluate labels, e.g. accuracy of classification or
* mean squared error of regression.
*
* This class provides only interface for evaluation measures.
*
*/
class CEvaluation: public CSGObject
{
public:
/** constructor */
CEvaluation() : CSGObject() {};
/** destructor */
virtual ~CEvaluation() {};
/** evaluate labels
* @param predicted labels for evaluating
* @param ground_truth labels assumed to be correct
* @return evaluation result
*/
virtual float64_t evaluate(CLabels* predicted, CLabels* ground_truth) = 0;
/** @return whether criterium has to be maximized or minimized */
virtual EEvaluationDirection get_evaluation_direction()=0;
};
}
#endif /* EVALUATION_H_ */
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