moSA added
git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@1740 331e1502-861f-0410-8da2-ba01fb791d7f
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2 changed files with 101 additions and 1 deletions
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@ -97,7 +97,7 @@ public:
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return true;
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};
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private:
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protected:
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// make the exploration of the neighborhood according to a local search heuristic
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moNeighborhoodExplorer<Neighbor>& searchExplorer ;
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100
trunk/paradiseo-mo/src/algo/moSA.h
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100
trunk/paradiseo-mo/src/algo/moSA.h
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/*
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<moSA.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 ue,
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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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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 _moSA_h
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#define _moSA_h
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#include <algo/moLocalSearch.h>
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#include <explorer/moSAexplorer.h>
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#include <coolingSchedule/moCoolingSchedule.h>
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#include <coolingSchedule/moSimpleCoolingSchedule.h>
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#include <continuator/moTrueContinuator.h>
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#include <eval/moEval.h>
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#include <eoEvalFunc.h>
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template<class Neighbor>
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class moSA: public moLocalSearch<Neighbor>
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{
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public:
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typedef typename Neighbor::EOT EOT;
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typedef moNeighborhood<Neighbor> Neighborhood ;
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/**
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* Simple constructor for a simulated annealing
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* @param _neighborhood the neighborhood
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* @param _fullEval the full evaluation function
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* @param _eval neighbor's evaluation function
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* @param _initT initial temperature for cooling schedule (default = 10)
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* @param _alpha factor of decreasing for cooling schedule (default = 0.9)
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* @param _span number of iteration with equal temperature for cooling schedule (default = 100)
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* @param _finalT final temperature, threshold of the stopping criteria for cooling schedule (default = 0.01)
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*/
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moSA(Neighborhood& _neighborhood, eoEvalFunc<EOT>& _fullEval, moEval<Neighbor>& _eval, double _initT=10, double _alpha=0.9, unsigned _span=100, double _finalT=0.01):
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moLocalSearch<Neighbor>(explorer, trueCont, _fullEval),
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defaultCool(_initT, _alpha, _span, _finalT),
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explorer(_neighborhood, _eval, defaultSolNeighborComp, defaultCool)
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{}
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/**
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* Simple constructor for a simulated annealing
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* @param _neighborhood the neighborhood
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* @param _fullEval the full evaluation function
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* @param _eval neighbor's evaluation function
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* @param _cool a cooling schedule
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*/
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moSA(Neighborhood& _neighborhood, eoEvalFunc<EOT>& _fullEval, moEval<Neighbor>& _eval, moCoolingSchedule<EOT>& _cool):
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moLocalSearch<Neighbor>(explorer, trueCont, _fullEval),
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defaultCool(0, 0, 0, 0),
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explorer(_neighborhood, _eval, defaultSolNeighborComp, _cool)
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{}
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/**
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* Simple constructor for a simulated annealing
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* @param _neighborhood the neighborhood
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* @param _fullEval the full evaluation function
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* @param _eval neighbor's evaluation function
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* @param _cool a cooling schedule
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* @param _comp a solution vs neighbor comparator
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* @param _cont an external continuator
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*/
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moSA(Neighborhood& _neighborhood, eoEvalFunc<EOT>& _fullEval, moEval<Neighbor>& _eval, moCoolingSchedule<EOT>& _cool, moSolNeighborComparator<Neighbor>& _comp, moContinuator<Neighbor>& _cont):
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moLocalSearch<Neighbor>(explorer, _cont, _fullEval),
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defaultCool(0, 0, 0, 0),
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explorer(_neighborhood, _eval, _comp, _cool)
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{}
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private:
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moTrueContinuator<Neighbor> trueCont;
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moSimpleCoolingSchedule<EOT> defaultCool;
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moSolNeighborComparator<Neighbor> defaultSolNeighborComp;
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moSAexplorer<Neighbor> explorer;
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};
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#endif
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