From d7756d3e8469ae48a72717a79d6d270b61147f7b Mon Sep 17 00:00:00 2001 From: jhumeau Date: Tue, 9 Dec 2008 14:51:31 +0000 Subject: [PATCH] MOGA added git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@1282 331e1502-861f-0410-8da2-ba01fb791d7f --- trunk/paradiseo-moeo/src/algo/moeoMOGA.h | 213 +++++++++++++++++++++++ 1 file changed, 213 insertions(+) create mode 100644 trunk/paradiseo-moeo/src/algo/moeoMOGA.h diff --git a/trunk/paradiseo-moeo/src/algo/moeoMOGA.h b/trunk/paradiseo-moeo/src/algo/moeoMOGA.h new file mode 100644 index 000000000..5bc3fad90 --- /dev/null +++ b/trunk/paradiseo-moeo/src/algo/moeoMOGA.h @@ -0,0 +1,213 @@ +/* +* +* Copyright (C) DOLPHIN Project-Team, INRIA Futurs, 2006-2008 +* (C) OPAC Team, LIFL, 2002-2008 +* +* Arnaud Liefooghe +* Jérémie 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 MOEOMOGA_H_ +#define MOEOMOGA_H_ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +/** + * MOGA. + */ +template < class MOEOT > +class moeoMOGA: public moeoEA < MOEOT > +{ +public: + + /** + * Ctor with a crossover, a mutation and their corresponding rates. + * @param _maxGen maximum number of generations before stopping + * @param _eval evaluation function + * @param _crossover crossover + * @param _pCross crossover probability + * @param _mutation mutation + * @param _pMut mutation probability + * @param _nicheSize niche size + */ + moeoMOGA (unsigned int _maxGen, eoEvalFunc < MOEOT > & _eval, eoQuadOp < MOEOT > & _crossover, double _pCross, eoMonOp < MOEOT > & _mutation, double _pMut, double _nicheSize = 0.5) : + defaultGenContinuator(_maxGen), continuator(defaultGenContinuator), eval(_eval), defaultPopEval(_eval), popEval(defaultPopEval), select (2), selectMany(select,0.0), selectTransform(defaultSelect, defaultTransform), defaultSGAGenOp(_crossover, _pCross, _mutation, _pMut), genBreed (select, defaultSGAGenOp), breed (genBreed), diversityAssignment(_nicheSize), replace (fitnessAssignment, diversityAssignment) + {} + + + /** + * Ctor with a eoContinue and a eoGenOp. + * @param _continuator stopping criteria + * @param _eval evaluation function + * @param _op variation operators + * @param _nicheSize niche size + */ + moeoMOGA (eoContinue < MOEOT > & _continuator, eoEvalFunc < MOEOT > & _eval, eoGenOp < MOEOT > & _op, double _nicheSize = 0.5) : + defaultGenContinuator(0), continuator(_continuator), eval(_eval), defaultPopEval(_eval), popEval(defaultPopEval), select(2), + selectMany(select,0.0), selectTransform(defaultSelect, defaultTransform), defaultSGAGenOp(defaultQuadOp, 1.0, defaultMonOp, 1.0), genBreed(select, _op), breed(genBreed), diversityAssignment(_nicheSize), replace (fitnessAssignment, diversityAssignment) + {} + + + /** + * Ctor with a eoContinue, a eoPopEval and a eoGenOp. + * @param _continuator stopping criteria + * @param _popEval population evaluation function + * @param _op variation operators + * @param _nicheSize niche size + */ + moeoMOGA (eoContinue < MOEOT > & _continuator, eoPopEvalFunc < MOEOT > & _popEval, eoGenOp < MOEOT > & _op, double _nicheSize = 0.5) : + defaultGenContinuator(0), continuator(_continuator), eval(defaultEval), defaultPopEval(eval), popEval(_popEval), select(2), + selectMany(select,0.0), selectTransform(defaultSelect, defaultTransform), defaultSGAGenOp(defaultQuadOp, 1.0, defaultMonOp, 1.0), genBreed(select, _op), breed(genBreed), diversityAssignment(_nicheSize), replace (fitnessAssignment, diversityAssignment) + {} + + + /** + * Ctor with a eoContinue and a eoTransform. + * @param _continuator stopping criteria + * @param _eval evaluation function + * @param _transform variation operator + * @param _nicheSize niche size + */ + moeoMOGA (eoContinue < MOEOT > & _continuator, eoEvalFunc < MOEOT > & _eval, eoTransform < MOEOT > & _transform, double _nicheSize = 0.5) : + defaultGenContinuator(0), continuator(_continuator), eval(_eval), defaultPopEval(_eval), popEval(defaultPopEval), + select(2), selectMany(select, 1.0), selectTransform(selectMany, _transform), defaultSGAGenOp(defaultQuadOp, 0.0, defaultMonOp, 0.0), genBreed(select, defaultSGAGenOp), breed(selectTransform), diversityAssignment(_nicheSize), replace(fitnessAssignment, diversityAssignment) + {} + + + /** + * Ctor with a eoContinue, a eoPopEval and a eoTransform. + * @param _continuator stopping criteria + * @param _popEval population evaluation function + * @param _transform variation operator + * @param _nicheSize niche size + */ + moeoMOGA (eoContinue < MOEOT > & _continuator, eoPopEvalFunc < MOEOT > & _popEval, eoTransform < MOEOT > & _transform, double _nicheSize = 0.5) : + defaultGenContinuator(0), continuator(_continuator), eval(defaultEval), defaultPopEval(eval), popEval(_popEval), + select(2), selectMany(select, 1.0), selectTransform(selectMany, _transform), defaultSGAGenOp(defaultQuadOp, 0.0, defaultMonOp, 0.0), genBreed(select, defaultSGAGenOp), breed(selectTransform), diversityAssignment(_nicheSize), replace(fitnessAssignment, diversityAssignment) + {} + + + /** + * Apply the algorithm to the population _pop until the stopping criteria is satified. + * @param _pop the population + */ + virtual void operator () (eoPop < MOEOT > &_pop) + { + eoPop < MOEOT > offspring, empty_pop; + popEval (empty_pop, _pop); // a first eval of _pop + // evaluate fitness and diversity + fitnessAssignment(_pop); + diversityAssignment(_pop); + do + { + // generate offspring, worths are recalculated if necessary + breed (_pop, offspring); + // eval of offspring + popEval (_pop, offspring); + // after replace, the new pop is in _pop. Worths are recalculated if necessary + replace (_pop, offspring); + } + while (continuator (_pop)); + } + + +protected: + + /** a continuator based on the number of generations (used as default) */ + eoGenContinue < MOEOT > defaultGenContinuator; + /** stopping criteria */ + eoContinue < MOEOT > & continuator; + /** default eval */ + class DummyEval : public eoEvalFunc < MOEOT > + { + public: + void operator()(MOEOT &) {} + } + defaultEval; + /** evaluation function */ + eoEvalFunc < MOEOT > & eval; + /** default popEval */ + eoPopLoopEval < MOEOT > defaultPopEval; + /** evaluation function used to evaluate the whole population */ + eoPopEvalFunc < MOEOT > & popEval; + /** default select */ + class DummySelect : public eoSelect < MOEOT > + { + public : + void operator()(const eoPop&, eoPop&) {} + } + defaultSelect; + /** binary tournament selection */ + moeoDetTournamentSelect < MOEOT > select; + /** default select many */ + eoSelectMany < MOEOT > selectMany; + /** select transform */ + eoSelectTransform < MOEOT > selectTransform; + /** a default crossover */ + eoQuadCloneOp < MOEOT > defaultQuadOp; + /** a default mutation */ + eoMonCloneOp < MOEOT > defaultMonOp; + /** an object for genetic operators (used as default) */ + eoSGAGenOp < MOEOT > defaultSGAGenOp; + /** default transform */ + class DummyTransform : public eoTransform < MOEOT > + { + public : + void operator()(eoPop&) {} + } + defaultTransform; + /** general breeder */ + eoGeneralBreeder < MOEOT > genBreed; + /** breeder */ + eoBreed < MOEOT > & breed; + /** fitness assignment used in NSGA-II */ + moeoDominanceRankFitnessAssignment < MOEOT > fitnessAssignment; + /** diversity assignment used in NSGA-II */ + moeoFrontByFrontSharingDiversityAssignment < MOEOT > diversityAssignment; + /** elitist replacement */ + moeoElitistReplacement < MOEOT > replace; + +}; + +#endif /*MOEOMOGA_H_*/