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# moeoNSGA.h

    00001 // -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
    00002
    00003 //-----------------------------------------------------------------------------
    00004 // moeoNSGA.h
    00005 // (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007
    00006 /*
    00007     This library...
    00008
    00009     Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
    00010  */
    00011 //-----------------------------------------------------------------------------
    00012
    00013 #ifndef MOEONSGA_H_
    00014 #define MOEONSGA_H_
    00015
    00016 #include <eoBreed.h>
    00017 #include <eoContinue.h>
    00018 #include <eoEvalFunc.h>
    00019 #include <eoGenContinue.h>
    00020 #include <eoGeneralBreeder.h>
    00021 #include <eoGenOp.h>
    00022 #include <eoPopEvalFunc.h>
    00023 #include <eoSGAGenOp.h>
    00024 #include <algo/moeoEA.h>
    00025 #include <diversity/moeoFrontByFrontSharingDiversityAssignment.h>
    00026 #include <fitness/moeoFastNonDominatedSortingFitnessAssignment.h>
    00027 #include <replacement/moeoElitistReplacement.h>
    00028 #include <selection/moeoDetTournamentSelect.h>
    00029
    00036 template < class MOEOT >
    00037 class moeoNSGA: public moeoEA < MOEOT >
    00038 {
    00039 public:
    00040
    00048     moeoNSGA (unsigned int _maxGen, eoEvalFunc < MOEOT > & _eval, eoGenOp < MOEOT > & _op, double _nicheSize = 0.5) :
    00049             defaultGenContinuator(_maxGen), continuator(defaultGenContinuator), popEval(_eval), select(2),
    00050             diversityAssignment(_nicheSize), replace(fitnessAssignment, diversityAssignment), genBreed(select, _op), breed(genBreed)
    00051     {}
    00052
    00053
    00061     moeoNSGA (unsigned int _maxGen, eoEvalFunc < MOEOT > & _eval, eoTransform < MOEOT > & _op, double _nicheSize = 0.5) :
    00062             defaultGenContinuator(_maxGen), continuator(defaultGenContinuator), popEval(_eval), select(2),
    00063             diversityAssignment(_nicheSize), replace(fitnessAssignment, diversityAssignment), genBreed(select, _op), breed(genBreed)
    00064     {}
    00065
    00066
    00077     moeoNSGA (unsigned int _maxGen, eoEvalFunc < MOEOT > & _eval, eoQuadOp < MOEOT > & _crossover, double _pCross, eoMonOp < MOEOT > & _mutation, double _pMut, double _nicheSize = 0.5) :
    00078             defaultGenContinuator(_maxGen), continuator(defaultGenContinuator), popEval(_eval), select (2),
    00079             diversityAssignment(_nicheSize), replace (fitnessAssignment, diversityAssignment),
    00080             defaultSGAGenOp(_crossover, _pCross, _mutation, _pMut), genBreed (select, defaultSGAGenOp), breed (genBreed)
    00081     {}
    00082
    00083
    00091     moeoNSGA (eoContinue < MOEOT > & _continuator, eoEvalFunc < MOEOT > & _eval, eoGenOp < MOEOT > & _op, double _nicheSize = 0.5) :
    00092             continuator(_continuator), popEval(_eval), select(2),
    00093             diversityAssignment(_nicheSize), replace(fitnessAssignment, diversityAssignment), genBreed(select, _op), breed(genBreed)
    00094     {}
    00095
    00096
    00104     moeoNSGA (eoContinue < MOEOT > & _continuator, eoEvalFunc < MOEOT > & _eval, eoTransform < MOEOT > & _op, double _nicheSize = 0.5) :
    00105             continuator(_continuator), popEval(_eval), select(2),
    00106             diversityAssignment(_nicheSize), replace(fitnessAssignment, diversityAssignment), genBreed(select, _op), breed(genBreed)
    00107     {}
    00108
    00109
    00114     virtual void operator () (eoPop < MOEOT > &_pop)
    00115     {
    00116         eoPop < MOEOT > offspring, empty_pop;
    00117         popEval (empty_pop, _pop);      // a first eval of _pop
    00118         // evaluate fitness and diversity
    00119         fitnessAssignment(_pop);
    00120         diversityAssignment(_pop);
    00121         do
    00122         {
    00123             // generate offspring, worths are recalculated if necessary
    00124             breed (_pop, offspring);
    00125             // eval of offspring
    00126             popEval (_pop, offspring);
    00127             // after replace, the new pop is in _pop. Worths are recalculated if necessary
    00128             replace (_pop, offspring);
    00129         } while (continuator (_pop));
    00130     }
    00131
    00132
    00133 protected:
    00134
    00136     eoGenContinue < MOEOT > defaultGenContinuator;
    00138     eoContinue < MOEOT > & continuator;
    00140     eoPopLoopEval < MOEOT > popEval;
    00142     moeoDetTournamentSelect < MOEOT > select;
    00144     moeoFastNonDominatedSortingFitnessAssignment < MOEOT > fitnessAssignment;
    00146     moeoFrontByFrontSharingDiversityAssignment  < MOEOT > diversityAssignment;
    00148     moeoElitistReplacement < MOEOT > replace;
    00150     eoSGAGenOp < MOEOT > defaultSGAGenOp;
    00152     eoGeneralBreeder < MOEOT > genBreed;
    00154     eoBreed < MOEOT > & breed;
    00155
    00156 };
    00157
    00158 #endif /*MOEONSGAII_H_*/