paradiseo/mo/src/sampling/moFDCsampling.h
2012-08-30 11:30:11 +02:00

95 lines
3.5 KiB
C++

/*
<moFDCsampling.h>
Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
Sebastien Verel, Arnaud Liefooghe, Jeremie Humeau
This software is governed by the CeCILL license under French law and
abiding by the rules of distribution of free software. You can use,
modify and/ or redistribute the software under the terms of the CeCILL
license as circulated by CEA, CNRS and INRIA at the following URL
"http://www.cecill.info".
As a counterpart to the access to the source code and rights to copy,
modify and redistribute granted by the license, users are provided only
with a limited warranty and the software's author, the holder of the
economic rights, and the successive licensors have only limited liability.
In this respect, the user's attention is drawn to the risks associated
with loading, using, modifying and/or developing or reproducing the
software by the user in light of its specific status of free software,
that may mean that it is complicated to manipulate, and that also
therefore means that it is reserved for developers and experienced
professionals having in-depth computer knowledge. Users are therefore
encouraged to load and test the software's suitability as regards their
requirements in conditions enabling the security of their systems and/or
data to be ensured and, more generally, to use and operate it in the
same conditions as regards security.
The fact that you are presently reading this means that you have had
knowledge of the CeCILL license and that you accept its terms.
ParadisEO WebSite : http://paradiseo.gforge.inria.fr
Contact: paradiseo-help@lists.gforge.inria.fr
*/
#ifndef moFDCsampling_h
#define moFDCsampling_h
#include <eoInit.h>
#include <eval/moEval.h>
#include <eoEvalFunc.h>
#include <algo/moRandomSearch.h>
#include <continuator/moFitnessStat.h>
#include <utils/eoDistance.h>
#include <continuator/moDistanceStat.h>
#include <sampling/moSampling.h>
/**
* To compute the fitness distance correlation:
* Sample the fitness and the distance from a particular solution of random solution in the search space
* The fitness values and distances of solutions are collected during the random search
* Then the correlation between the fitness and the distance can be computed
*
*/
template <class Neighbor>
class moFDCsampling : public moSampling<Neighbor>
{
public:
typedef typename Neighbor::EOT EOT ;
using moSampling<Neighbor>::localSearch;
/**
* Constructor
* @param _init initialisation method of the solution
* @param _fullEval a full evaluation function
* @param _dist the distance function between solution
* @param _refSol the reference solution to compute the distance (think of global optimum when possible)
* @param _nbSol Number of solutions of the sample
*/
moFDCsampling(eoInit<EOT> & _init,
eoEvalFunc<EOT>& _fullEval,
eoDistance<EOT>& _dist,
EOT& _refSol,
unsigned int _nbSol) :
moSampling<Neighbor>(_init, * new moRandomSearch<Neighbor>(_init, _fullEval, _nbSol), fitnessStat),
distStat(_dist, _refSol)
{
this->add(distStat);
}
/**
* Destructor
*/
~moFDCsampling() {
// delete the pointer on the local search which has been constructed in the constructor
delete localSearch;
}
protected:
moFitnessStat<EOT> fitnessStat;
moDistanceStat<EOT> distStat;
};
#endif