90 lines
3.2 KiB
C++
90 lines
3.2 KiB
C++
/*
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<moSecondMomentNeighborStat.h>
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Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
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Sébastien Verel, Arnaud Liefooghe, Jérémie Humeau
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This software is governed by the CeCILL license under French law and
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abiding by the rules of distribution of free software. You can use,
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modify and/ or redistribute the software under the terms of the CeCILL
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license as circulated by CEA, CNRS and INRIA at the following URL
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"http://www.cecill.info".
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As a counterpart to the access to the source code and rights to copy,
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modify and redistribute granted by the license, users are provided only
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with a limited warranty and the software's author, the holder of the
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economic rights, and the successive licensors have only limited liability.
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In this respect, the user's attention is drawn to the risks associated
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with loading, using, modifying and/or developing or reproducing the
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software by the user in light of its specific status of free software,
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that may mean that it is complicated to manipulate, and that also
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therefore means that it is reserved for developers and experienced
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professionals having in-depth computer knowledge. Users are therefore
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encouraged to load and test the software's suitability as regards their
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requirements in conditions enabling the security of their systems and/or
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data to be ensured and, more generally, to use and operate it in the
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same conditions as regards security.
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The fact that you are presently reading this means that you have had
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knowledge of the CeCILL license and that you accept its terms.
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ParadisEO WebSite : http://paradiseo.gforge.inria.fr
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Contact: paradiseo-help@lists.gforge.inria.fr
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*/
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#ifndef moSecondMomentNeighborStat_h
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#define moSecondMomentNeighborStat_h
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#include <continuator/moStat.h>
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#include <continuator/moNeighborhoodStat.h>
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/**
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* From moNeighborhoodStat, to compute the average and the standard deviation of fitness in the neighborhood
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*/
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template< class Neighbor >
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class moSecondMomentNeighborStat : public moStat<typename Neighbor::EOT, std::pair<double, double> >
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{
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public :
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typedef typename Neighbor::EOT EOT ;
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typedef typename EOT::Fitness Fitness ;
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using moStat< EOT, std::pair<double, double> >::value;
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/**
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* Constructor
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* @param _nhStat a neighborhoodStat
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*/
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moSecondMomentNeighborStat(moNeighborhoodStat<Neighbor> & _nhStat):
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moStat<EOT, std::pair<double, double> >(std::make_pair(0.0,0.0), "mean sd"), nhStat(_nhStat) {}
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/**
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* Set the average and the standard deviation of fitness in the neighborhood
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* @param _sol the first solution
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*/
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virtual void init(EOT & /*_sol*/) {
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value().first = nhStat.getMean();
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value().second = nhStat.getSD();
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}
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/**
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* Set the average and the standard deviation of fitness in the neighborhood
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* @param _sol the corresponding solution
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*/
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virtual void operator()(EOT & /*_sol*/) {
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value().first = nhStat.getMean();
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value().second = nhStat.getSD();
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}
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/**
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* @return the class name
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*/
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virtual std::string className(void) const {
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return "moSecondMomentNeighborStat";
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}
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private:
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/** moNeighborhoodStat */
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moNeighborhoodStat<Neighbor> & nhStat;
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};
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#endif
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