f2d6974e3b
git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@368 331e1502-861f-0410-8da2-ba01fb791d7f
76 lines
2.1 KiB
C++
76 lines
2.1 KiB
C++
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
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//-----------------------------------------------------------------------------
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// moeoHybridLS.h
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// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007
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/*
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This library...
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Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
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*/
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//-----------------------------------------------------------------------------
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#ifndef MOEOHYBRIDLS_H_
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#define MOEOHYBRIDLS_H_
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#include <eoContinue.h>
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#include <eoPop.h>
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#include <eoSelect.h>
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#include <utils/eoUpdater.h>
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#include <algo/moeoLS.h>
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#include <archive/moeoArchive.h>
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/**
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* This class allows to apply a multi-objective local search to a number of selected individuals contained in the archive
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* at every generation until a stopping criteria is verified.
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*/
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template < class MOEOT >
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class moeoHybridLS : public eoUpdater
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{
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public:
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/**
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* Ctor
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* @param _term stopping criteria
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* @param _select selector
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* @param _mols a multi-objective local search
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* @param _arch the archive
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*/
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moeoHybridLS (eoContinue < MOEOT > & _term, eoSelect < MOEOT > & _select, moeoLS < MOEOT, MOEOT > & _mols, moeoArchive < MOEOT > & _arch) :
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term(_term), select(_select), mols(_mols), arch(_arch)
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{}
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/**
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* Applies the multi-objective local search to selected individuals contained in the archive if the stopping criteria is not verified
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*/
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void operator () ()
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{
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if (! term (arch))
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{
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// selection of solutions
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eoPop < MOEOT > selectedSolutions;
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select(arch, selectedSolutions);
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// apply the local search to every selected solution
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for (unsigned int i=0; i<selectedSolutions.size(); i++)
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{
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mols(selectedSolutions[i], arch);
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}
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}
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}
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private:
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/** stopping criteria */
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eoContinue < MOEOT > & term;
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/** selector */
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eoSelect < MOEOT > & select;
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/** multi-objective local search */
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moeoLS < MOEOT, MOEOT > & mols;
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/** archive */
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moeoArchive < MOEOT > & arch;
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};
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#endif /*MOEOHYBRIDLS_H_*/
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