/usr/include/shogun/modelselection/ModelSelection.h is in libshogun-dev 3.2.0-7.5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* 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) 2011-2012 Heiko Strathmann
* Copyright (C) 2011 Berlin Institute of Technology and Max-Planck-Society
*/
#ifndef __MODELSELECTION_H_
#define __MODELSELECTION_H_
#include <shogun/base/SGObject.h>
#include <shogun/evaluation/MachineEvaluation.h>
namespace shogun
{
class CModelSelectionParameters;
class CParameterCombination;
/** @brief Abstract base class for model selection.
*
* Takes a parameter tree which specifies parameters for model selection, and a
* cross-validation instance and searches for the best combination of parameters
* in the abstract method select_model(), which has to be implemented in
* concrete sub-classes.
*/
class CModelSelection: public CSGObject
{
public:
/** default constructor */
CModelSelection();
/** constructor
*
* @param machine_eval object that computes the actual evaluation
* @param model_parameters parameter tree with model parameters to optimize
*/
CModelSelection(CMachineEvaluation* machine_eval,
CModelSelectionParameters* model_parameters);
/** destructor */
virtual ~CModelSelection();
/** abstract method to select model
*
* @param print_state if true, the current combination is printed
*
* @return best combination of model parameters
*/
virtual CParameterCombination* select_model(bool print_state=false)=0;
private:
/** initializer */
void init();
protected:
/** model parameters */
CModelSelectionParameters* m_model_parameters;
/** cross validation */
CMachineEvaluation* m_machine_eval;
};
}
#endif /* __MODELSELECTION_H_ */
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