/usr/include/shogun/evaluation/StratifiedCrossValidationSplitting.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 | /*
* 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 Heiko Strathmann
* Copyright (C) 2011 Berlin Institute of Technology and Max-Planck-Society
*/
#ifndef __STRATIFIEDCROSSVALIDATION_H_
#define __STRATIFIEDCROSSVALIDATION_H_
#include <shogun/evaluation/SplittingStrategy.h>
namespace shogun
{
class CLabels;
/** @brief Implementation of stratified cross-validation on the base of
* CSplittingStrategy. Produces subset index sets of equal size (at most one
* difference) in which the label ratio is equal (at most one difference) to
* the label ratio of the specified labels
*/
class CStratifiedCrossValidationSplitting: public CSplittingStrategy
{
public:
/** constructor */
CStratifiedCrossValidationSplitting();
/** constructor
*
* @param labels labels to be (possibly) used for splitting
* @param num_subsets desired number of subsets, the labels are split into
*/
CStratifiedCrossValidationSplitting(CLabels* labels, index_t num_subsets);
/** @return name of the SGSerializable */
inline virtual const char* get_name() const
{
return "StratifiedCrossValidation";
}
protected:
/** implementation of the stratified cross-validation splitting strategy */
void build_subsets();
};
}
#endif /* __STRATIFIEDCROSSVALIDATION_H_ */
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