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branches/paradiseo-moeo-1.0/src/moeoRouletteSelect.h/MOEO.h
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283
branches/paradiseo-moeo-1.0/src/moeoRouletteSelect.h/MOEO.h
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// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
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//-----------------------------------------------------------------------------
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// MOEO.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 MOEO_H_
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#define MOEO_H_
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#include <iostream>
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#include <stdexcept>
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#include <string>
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#include <EO.h>
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/**
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* Base class allowing to represent a solution (an individual) for multi-objective optimization.
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* The template argument MOEOObjectiveVector allows to represent the solution in the objective space (it can be a moeoObjectiveVector object).
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* The template argument MOEOFitness is an object reflecting the quality of the solution in term of convergence (the fitness of a solution is always to be maximized).
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* The template argument MOEODiversity is an object reflecting the quality of the solution in term of diversity (the diversity of a solution is always to be maximized).
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* All template arguments must have a void and a copy constructor.
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* Besides, note that, contrary to the mono-objective case (and to EO) where the fitness value of a solution is confused with its objective value,
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* the fitness value differs of the objectives values in the multi-objective case.
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*
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* !!!!!!!!!!!!!!!!! !!!!!
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* operator '<' et '>' ???
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* !!!!!!!!!!!!!!!!!!!!!!!
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*/
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template < class MOEOObjectiveVector, class MOEOFitness, class MOEODiversity > class MOEO:public EO <
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MOEOFitness
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>
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{
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public:
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/** the objective vector type of a solution */
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typedef MOEOObjectiveVector ObjectiveVector;
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/** the fitness type of a solution */
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typedef MOEOFitness Fitness;
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/** the diversity type of a solution */
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typedef MOEODiversity Diversity;
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/**
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* Ctor
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*/
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MOEO ()
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{
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// default values for every parameters
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objectiveVectorValue = ObjectiveVector ();
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fitnessValue = Fitness ();
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diversityValue = Diversity ();
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// invalidate all
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invalidate ();
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}
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/**
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* Virtual dtor
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*/
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virtual ~ MOEO ()
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{
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};
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/**
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* Returns the objective vector of the current solution
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*/
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ObjectiveVector objectiveVector () const
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{
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if (invalidObjectiveVector ())
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{
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throw std::runtime_error ("invalid objective vector");
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}
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return objectiveVectorValue;
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}
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/**
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* Sets the objective vector of the current solution
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* @param _objectiveVectorValue the new objective vector
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*/
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void objectiveVector (const ObjectiveVector & _objectiveVectorValue)
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{
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objectiveVectorValue = _objectiveVectorValue;
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invalidObjectiveVectorValue = false;
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}
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/**
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* Sets the objective vector as invalid
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*/
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void invalidateObjectiveVector ()
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{
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invalidObjectiveVectorValue = true;
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}
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/**
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* Returns true if the objective vector is invalid, false otherwise
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*/
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bool invalidObjectiveVector () const
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{
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return invalidObjectiveVectorValue;
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}
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/**
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* Returns the fitness value of the current solution
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*/
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Fitness fitness () const
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{
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if (invalidFitness ())
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{
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throw std::runtime_error ("invalid fitness");
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}
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return fitnessValue;
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}
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/**
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* Sets the fitness value of the current solution
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* @param _fitnessValue the new fitness value
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*/
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void fitness (const Fitness & _fitnessValue)
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{
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fitnessValue = _fitnessValue;
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invalidFitnessValue = false;
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}
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/**
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* Sets the fitness value as invalid
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*/
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void invalidateFitness ()
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{
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invalidFitnessValue = true;
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}
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/**
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* Returns true if the fitness value is invalid, false otherwise
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*/
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bool invalidFitness () const
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{
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return invalidFitnessValue;
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}
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/**
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* Returns the diversity value of the current solution
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*/
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Diversity diversity () const
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{
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if (invalidDiversity ())
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{
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throw std::runtime_error ("invalid diversity");
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}
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return diversityValue;
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}
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/**
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* Sets the diversity value of the current solution
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* @param _diversityValue the new diversity value
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*/
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void diversity (const Diversity & _diversityValue)
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{
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diversityValue = _diversityValue;
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invalidDiversityValue = false;
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}
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/**
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* Sets the diversity value as invalid
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*/
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void invalidateDiversity ()
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{
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invalidDiversityValue = true;
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}
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/**
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* Returns true if the diversity value is invalid, false otherwise
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*/
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bool invalidDiversity () const
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{
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return invalidDiversityValue;
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}
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/**
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* Sets the objective vector, the fitness value and the diversity value as invalid
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*/
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void invalidate ()
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{
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invalidateObjectiveVector ();
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invalidateFitness ();
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invalidateDiversity ();
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}
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/**
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* Returns true if the fitness value is invalid, false otherwise
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*/
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bool invalid () const
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{
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return invalidObjectiveVector ();
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}
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/**
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* Return the class id (the class name as a std::string)
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*/
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virtual std::string className () const
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{
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return "MOEO";
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}
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/**
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* Writing object
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* @param _os output stream
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*/
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virtual void printOn (std::ostream & _os) const
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{
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if (invalidObjectiveVector ())
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{
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_os << "INVALID\t";
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}
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else
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{
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_os << objectiveVectorValue << '\t';
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}
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}
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/**
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* Reading object
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* @param _is input stream
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*/
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virtual void readFrom (std::istream & _is)
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{
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std::string objectiveVector_str;
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int pos = _is.tellg ();
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_is >> objectiveVector_str;
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if (objectiveVector_str == "INVALID")
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{
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invalidateObjectiveVector ();
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}
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else
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{
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invalidObjectiveVectorValue = false;
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_is.seekg (pos); // rewind
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_is >> objectiveVectorValue;
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}
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}
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private:
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/** the objective vector of this solution */
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ObjectiveVector objectiveVectorValue;
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/** true if the objective vector is invalid */
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bool invalidObjectiveVectorValue;
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/** the fitness value of this solution */
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Fitness fitnessValue;
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/** true if the fitness value is invalid */
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bool invalidFitnessValue;
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/** the diversity value of this solution */
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Diversity diversityValue;
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/** true if the diversity value is invalid */
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bool invalidDiversityValue;
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};
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#endif /*MOEO_H_ */
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@ -0,0 +1 @@
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# Nothing to compile !
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@ -0,0 +1,39 @@
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// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
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//-----------------------------------------------------------------------------
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// moeoAdditiveEpsilonBinaryMetric.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 MOEOADDITIVEEPSILONBINARYMETRIC_H_
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#define MOEOADDITIVEEPSILONBINARYMETRIC_H_
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#include <metric/moeoMetric.h>
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/**
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*
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*/
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template < class MOEOT >
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class moeoAdditiveEpsilonBinaryMetric : public moeoSolutionVsSolutionBinaryMetric < MOEOT, double >
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{
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public:
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/** the objective vector type of a solution */
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typedef typename MOEOT::ObjectiveVector ObjectiveVector;
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moeoAdditiveEpsilonBinaryMetric();
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double operator()(const std::vector < ObjectiveVector > & _set1, const std::vector < ObjectiveVector > & _set2)
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{
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}
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};
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#endif /*MOEOADDITIVEEPSILONBINARYMETRIC_H_*/
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// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
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//-----------------------------------------------------------------------------
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// moeoBinaryMetricSavingUpdater.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 MOEOBINARYMETRICSAVINGUPDATER_H_
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#define MOEOBINARYMETRICSAVINGUPDATER_H_
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#include <fstream>
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#include <string>
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#include <eoPop.h>
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#include <utils/eoUpdater.h>
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#include <metric/moeoMetric.h>
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/**
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* This class allows to save the progression of a binary metric comparing the objective vectors of the current population (or archive)
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* with the objective vectors of the population (or archive) of the generation (n-1) into a file
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*/
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template < class MOEOT >
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class moeoBinaryMetricSavingUpdater : public eoUpdater
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{
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public:
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/**
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* The objective vector type of a solution
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*/
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typedef typename MOEOT::ObjectiveVector ObjectiveVector;
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/**
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* Ctor
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* @param _metric the binary metric comparing two Pareto sets
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* @param _pop the main population
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* @param _filename the target filename
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*/
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moeoBinaryMetricSavingUpdater (moeoVectorVsVectorBinaryMetric < ObjectiveVector, double > & _metric, const eoPop < MOEOT > & _pop, std::string _filename) :
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metric(_metric), pop(_pop), filename(_filename), counter(1)
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{}
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/**
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* Saves the metric's value for the current generation
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*/
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void operator()() {
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if (pop.size()) {
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if (firstGen) {
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firstGen = false;
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}
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else {
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// creation of the two Pareto sets
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std::vector < ObjectiveVector > from;
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std::vector < ObjectiveVector > to;
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for (unsigned i=0; i<pop.size(); i++)
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from.push_back(pop[i].objectiveVector());
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for (unsigned i=0 ; i<oldPop.size(); i++)
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to.push_back(oldPop[i].objectiveVector());
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// writing the result into the file
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std::ofstream f (filename.c_str(), std::ios::app);
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f << counter++ << ' ' << metric(from,to) << std::endl;
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f.close();
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}
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oldPop = pop;
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}
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}
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private:
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/** binary metric comparing two Pareto sets */
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moeoVectorVsVectorBinaryMetric < ObjectiveVector, double > & metric;
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/** main population */
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const eoPop < MOEOT > & pop;
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/** (n-1) population */
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eoPop< MOEOT > oldPop;
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/** target filename */
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std::string filename;
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/** is it the first generation ? */
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bool firstGen;
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/** counter */
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unsigned counter;
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};
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#endif /*MOEOBINARYMETRICSAVINGUPDATER_H_*/
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@ -0,0 +1,98 @@
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// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
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//-----------------------------------------------------------------------------
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// moeoContributionMetric.h
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// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007
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/*
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||||||
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This library...
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||||||
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||||||
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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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//-----------------------------------------------------------------------------
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#ifndef MOEOCONTRIBUTIONMETRIC_H_
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#define MOEOCONTRIBUTIONMETRIC_H_
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#include <metric/moeoMetric.h>
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/**
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* The contribution metric evaluates the proportion of non-dominated solutions given by a Pareto set relatively to another Pareto set
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||||||
|
* (Meunier, Talbi, Reininger: 'A multiobjective genetic algorithm for radio network optimization', in Proc. of the 2000 Congress on Evolutionary Computation, IEEE Press, pp. 317-324)
|
||||||
|
*/
|
||||||
|
template < class ObjectiveVector >
|
||||||
|
class moeoContributionMetric : public moeoVectorVsVectorBinaryMetric < ObjectiveVector, double >
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Returns the contribution of the Pareto set '_set1' relatively to the Pareto set '_set2'
|
||||||
|
* @param _set1 the first Pareto set
|
||||||
|
* @param _set2 the second Pareto set
|
||||||
|
*/
|
||||||
|
double operator()(const std::vector < ObjectiveVector > & _set1, const std::vector < ObjectiveVector > & _set2) {
|
||||||
|
unsigned c = card_C(_set1, _set2);
|
||||||
|
unsigned w1 = card_W(_set1, _set2);
|
||||||
|
unsigned n1 = card_N(_set1, _set2);
|
||||||
|
unsigned w2 = card_W(_set2, _set1);
|
||||||
|
unsigned n2 = card_N(_set2, _set1);
|
||||||
|
return (double) (c / 2.0 + w1 + n1) / (c + w1 + n1 + w2 + n2);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
private:
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Returns the number of solutions both in '_set1' and '_set2'
|
||||||
|
* @param _set1 the first Pareto set
|
||||||
|
* @param _set2 the second Pareto set
|
||||||
|
*/
|
||||||
|
unsigned card_C (const std::vector < ObjectiveVector > & _set1, const std::vector < ObjectiveVector > & _set2) {
|
||||||
|
unsigned c=0;
|
||||||
|
for (unsigned i=0; i<_set1.size(); i++)
|
||||||
|
for (unsigned j=0; j<_set2.size(); j++)
|
||||||
|
if (_set1[i] == _set2[j]) {
|
||||||
|
c++;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
return c;
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Returns the number of solutions in '_set1' dominating at least one solution of '_set2'
|
||||||
|
* @param _set1 the first Pareto set
|
||||||
|
* @param _set2 the second Pareto set
|
||||||
|
*/
|
||||||
|
unsigned card_W (const std::vector < ObjectiveVector > & _set1, const std::vector < ObjectiveVector > & _set2) {
|
||||||
|
unsigned w=0;
|
||||||
|
for (unsigned i=0; i<_set1.size(); i++)
|
||||||
|
for (unsigned j=0; j<_set2.size(); j++)
|
||||||
|
if (_set1[i].dominates(_set2[j])) {
|
||||||
|
w++;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
return w;
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Returns the number of solutions in '_set1' having no relation of dominance with those from '_set2'
|
||||||
|
* @param _set1 the first Pareto set
|
||||||
|
* @param _set2 the second Pareto set
|
||||||
|
*/
|
||||||
|
unsigned card_N (const std::vector < ObjectiveVector > & _set1, const std::vector < ObjectiveVector > & _set2) {
|
||||||
|
unsigned n=0;
|
||||||
|
for (unsigned i=0; i<_set1.size(); i++) {
|
||||||
|
bool domin_rel = false;
|
||||||
|
for (unsigned j=0; j<_set2.size(); j++)
|
||||||
|
if (_set1[i].dominates(_set2[j]) || _set2[j].dominates(_set1 [i])) {
|
||||||
|
domin_rel = true;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
if (! domin_rel)
|
||||||
|
n++;
|
||||||
|
}
|
||||||
|
return n;
|
||||||
|
}
|
||||||
|
|
||||||
|
};
|
||||||
|
|
||||||
|
#endif /*MOEOCONTRIBUTIONMETRIC_H_*/
|
||||||
|
|
@ -0,0 +1,177 @@
|
||||||
|
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
|
||||||
|
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
// moeoEntropyMetric.h
|
||||||
|
// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007
|
||||||
|
/*
|
||||||
|
This library...
|
||||||
|
|
||||||
|
Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
|
||||||
|
*/
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
|
||||||
|
#ifndef MOEOENTROPYMETRIC_H_
|
||||||
|
#define MOEOENTROPYMETRIC_H_
|
||||||
|
|
||||||
|
#include <metric/moeoMetric.h>
|
||||||
|
|
||||||
|
/**
|
||||||
|
* The entropy gives an idea of the diversity of a Pareto set relatively to another
|
||||||
|
* (Basseur, Seynhaeve, Talbi: 'Design of Multi-objective Evolutionary Algorithms: Application to the Flow-shop Scheduling Problem', in Proc. of the 2002 Congress on Evolutionary Computation, IEEE Press, pp. 1155-1156)
|
||||||
|
*/
|
||||||
|
template < class ObjectiveVector >
|
||||||
|
class moeoEntropyMetric : public moeoVectorVsVectorBinaryMetric < ObjectiveVector, double >
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Returns the entropy of the Pareto set '_set1' relatively to the Pareto set '_set2'
|
||||||
|
* @param _set1 the first Pareto set
|
||||||
|
* @param _set2 the second Pareto set
|
||||||
|
*/
|
||||||
|
double operator()(const std::vector < ObjectiveVector > & _set1, const std::vector < ObjectiveVector > & _set2) {
|
||||||
|
// normalization
|
||||||
|
std::vector< ObjectiveVector > set1 = _set1;
|
||||||
|
std::vector< ObjectiveVector > set2= _set2;
|
||||||
|
removeDominated (set1);
|
||||||
|
removeDominated (set2);
|
||||||
|
prenormalize (set1);
|
||||||
|
normalize (set1);
|
||||||
|
normalize (set2);
|
||||||
|
|
||||||
|
// making of PO*
|
||||||
|
std::vector< ObjectiveVector > star; // rotf :-)
|
||||||
|
computeUnion (set1, set2, star);
|
||||||
|
removeDominated (star);
|
||||||
|
|
||||||
|
// making of PO1 U PO*
|
||||||
|
std::vector< ObjectiveVector > union_set1_star; // rotf again ...
|
||||||
|
computeUnion (set1, star, union_set1_star);
|
||||||
|
|
||||||
|
unsigned C = union_set1_star.size();
|
||||||
|
float omega=0;
|
||||||
|
float entropy=0;
|
||||||
|
|
||||||
|
for (unsigned i=0 ; i<C ; i++) {
|
||||||
|
unsigned N_i = howManyInNicheOf (union_set1_star, union_set1_star[i], star.size());
|
||||||
|
unsigned n_i = howManyInNicheOf (set1, union_set1_star[i], star.size());
|
||||||
|
if (n_i > 0) {
|
||||||
|
omega += 1.0 / N_i;
|
||||||
|
entropy += (float) n_i / (N_i * C) * log (((float) n_i / C) / log (2.0));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
entropy /= - log (omega);
|
||||||
|
entropy *= log (2.0);
|
||||||
|
return entropy;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
private:
|
||||||
|
|
||||||
|
/** vector of min values */
|
||||||
|
std::vector<double> vect_min_val;
|
||||||
|
/** vector of max values */
|
||||||
|
std::vector<double> vect_max_val;
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Removes the dominated individuals contained in _f
|
||||||
|
* @param _f a Pareto set
|
||||||
|
*/
|
||||||
|
void removeDominated(std::vector < ObjectiveVector > & _f) {
|
||||||
|
for (unsigned i=0 ; i<_f.size(); i++) {
|
||||||
|
bool dom = false;
|
||||||
|
for (unsigned j=0; j<_f.size(); j++)
|
||||||
|
if (i != j && _f[j].dominates(_f[i])) {
|
||||||
|
dom = true;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
if (dom) {
|
||||||
|
_f[i] = _f.back();
|
||||||
|
_f.pop_back();
|
||||||
|
i--;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Prenormalization
|
||||||
|
* @param _f a Pareto set
|
||||||
|
*/
|
||||||
|
void prenormalize (const std::vector< ObjectiveVector > & _f) {
|
||||||
|
vect_min_val.clear();
|
||||||
|
vect_max_val.clear();
|
||||||
|
|
||||||
|
for (unsigned char i=0 ; i<ObjectiveVector::nObjectives(); i++) {
|
||||||
|
float min_val = _f.front()[i], max_val = min_val;
|
||||||
|
for (unsigned j=1 ; j<_f.size(); j++) {
|
||||||
|
if (_f[j][i] < min_val)
|
||||||
|
min_val = _f[j][i];
|
||||||
|
if (_f[j][i]>max_val)
|
||||||
|
max_val = _f[j][i];
|
||||||
|
}
|
||||||
|
vect_min_val.push_back(min_val);
|
||||||
|
vect_max_val.push_back (max_val);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Normalization
|
||||||
|
* @param _f a Pareto set
|
||||||
|
*/
|
||||||
|
void normalize (std::vector< ObjectiveVector > & _f) {
|
||||||
|
for (unsigned i=0 ; i<ObjectiveVector::nObjectives(); i++)
|
||||||
|
for (unsigned j=0; j<_f.size(); j++)
|
||||||
|
_f[j][i] = (_f[j][i] - vect_min_val[i]) / (vect_max_val[i] - vect_min_val[i]);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Computation of the union of _f1 and _f2 in _f
|
||||||
|
* @param _f1 the first Pareto set
|
||||||
|
* @param _f2 the second Pareto set
|
||||||
|
* @param _f the final Pareto set
|
||||||
|
*/
|
||||||
|
void computeUnion(const std::vector< ObjectiveVector > & _f1, const std::vector< ObjectiveVector > & _f2, std::vector< ObjectiveVector > & _f) {
|
||||||
|
_f = _f1 ;
|
||||||
|
for (unsigned i=0; i<_f2.size(); i++) {
|
||||||
|
bool b = false;
|
||||||
|
for (unsigned j=0; j<_f1.size(); j ++)
|
||||||
|
if (_f1[j] == _f2[i]) {
|
||||||
|
b = true;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
if (! b)
|
||||||
|
_f.push_back(_f2[i]);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* How many in niche
|
||||||
|
*/
|
||||||
|
unsigned howManyInNicheOf (const std::vector< ObjectiveVector > & _f, const ObjectiveVector & _s, unsigned _size) {
|
||||||
|
unsigned n=0;
|
||||||
|
for (unsigned i=0 ; i<_f.size(); i++) {
|
||||||
|
if (euclidianDistance(_f[i], _s) < (_s.size() / (double) _size))
|
||||||
|
n++;
|
||||||
|
}
|
||||||
|
return n;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Euclidian distance
|
||||||
|
*/
|
||||||
|
double euclidianDistance (const ObjectiveVector & _set1, const ObjectiveVector & _to, unsigned _deg = 2) {
|
||||||
|
double dist=0;
|
||||||
|
for (unsigned i=0; i<_set1.size(); i++)
|
||||||
|
dist += pow(fabs(_set1[i] - _to[i]), (int)_deg);
|
||||||
|
return pow(dist, 1.0 / _deg);
|
||||||
|
}
|
||||||
|
|
||||||
|
};
|
||||||
|
|
||||||
|
#endif /*MOEOENTROPYMETRIC_H_*/
|
||||||
|
|
@ -0,0 +1,81 @@
|
||||||
|
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
|
||||||
|
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
// moeoMetric.h
|
||||||
|
// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007
|
||||||
|
/*
|
||||||
|
This library...
|
||||||
|
|
||||||
|
Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
|
||||||
|
*/
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
|
||||||
|
#ifndef MOEOMETRIC_H_
|
||||||
|
#define MOEOMETRIC_H_
|
||||||
|
|
||||||
|
#include <eoFunctor.h>
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Base class for performance metrics (also known as quality indicators).
|
||||||
|
*/
|
||||||
|
class moeoMetric : public eoFunctorBase
|
||||||
|
{};
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Base class for unary metrics.
|
||||||
|
*/
|
||||||
|
template < class A, class R >
|
||||||
|
class moeoUnaryMetric : public eoUF < A, R >, public moeoMetric
|
||||||
|
{};
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Base class for binary metrics.
|
||||||
|
*/
|
||||||
|
template < class A1, class A2, class R >
|
||||||
|
class moeoBinaryMetric : public eoBF < A1, A2, R >, public moeoMetric
|
||||||
|
{};
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Base class for unary metrics dedicated to the performance evaluation of a single solution's objective vector.
|
||||||
|
*/
|
||||||
|
template < class ObjectiveVector, class R >
|
||||||
|
class moeoSolutionUnaryMetric : public moeoUnaryMetric < const ObjectiveVector &, R >
|
||||||
|
{};
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Base class for unary metrics dedicated to the performance evaluation of a Pareto set (a vector of objective vectors)
|
||||||
|
*/
|
||||||
|
template < class ObjectiveVector, class R >
|
||||||
|
class moeoVectorUnaryMetric : public moeoUnaryMetric < const std::vector < ObjectiveVector > &, R >
|
||||||
|
{};
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Base class for binary metrics dedicated to the performance comparison between two solutions's objective vectors.
|
||||||
|
*/
|
||||||
|
template < class ObjectiveVector, class R >
|
||||||
|
class moeoSolutionVsSolutionBinaryMetric : public moeoBinaryMetric < const ObjectiveVector &, const ObjectiveVector &, R >
|
||||||
|
{};
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Base class for binary metrics dedicated to the performance comparison between a Pareto set (a vector of objective vectors) and a single solution's objective vector.
|
||||||
|
*/
|
||||||
|
template < class ObjectiveVector, class R >
|
||||||
|
class moeoVectorVsSolutionBinaryMetric : public moeoBinaryMetric < const std::vector < ObjectiveVector > &, const ObjectiveVector &, R >
|
||||||
|
{};
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Base class for binary metrics dedicated to the performance comparison between two Pareto sets (two vectors of objective vectors)
|
||||||
|
*/
|
||||||
|
template < class ObjectiveVector, class R >
|
||||||
|
class moeoVectorVsVectorBinaryMetric : public moeoBinaryMetric < const std::vector < ObjectiveVector > &, const std::vector < ObjectiveVector > &, R >
|
||||||
|
{};
|
||||||
|
|
||||||
|
|
||||||
|
#endif /*MOEOMETRIC_H_*/
|
||||||
43
branches/paradiseo-moeo-1.0/src/moeoRouletteSelect.h/moeo
Normal file
43
branches/paradiseo-moeo-1.0/src/moeoRouletteSelect.h/moeo
Normal file
|
|
@ -0,0 +1,43 @@
|
||||||
|
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
|
||||||
|
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
// moeo
|
||||||
|
// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007
|
||||||
|
/*
|
||||||
|
This library...
|
||||||
|
|
||||||
|
Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
|
||||||
|
*/
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
|
||||||
|
#ifndef MOEO_
|
||||||
|
#define MOEO_
|
||||||
|
|
||||||
|
#include <eo>
|
||||||
|
|
||||||
|
#include <metric/moeoBinaryMetricSavingUpdater.h>
|
||||||
|
#include <metric/moeoContributionMetric.h>
|
||||||
|
#include <metric/moeoEntropyMetric.h>
|
||||||
|
#include <metric/moeoMetric.h>
|
||||||
|
#include <moeoArchiveFitnessSavingUpdater.h>
|
||||||
|
#include <moeoArchiveUpdater.h>
|
||||||
|
#include <moeoArchive.h>
|
||||||
|
#include <moeoCombinedLS.h>
|
||||||
|
#include <moeoComparator.h>
|
||||||
|
#include <moeoDiversityAssignment.h>
|
||||||
|
#include <moeoEA.h>
|
||||||
|
#include <moeoEvalFunc.h>
|
||||||
|
#include <moeoFastNonDominatedSortingFitnessAssignment.h>
|
||||||
|
#include <moeoGenerationalReplacement.h>
|
||||||
|
#include <moeoHybridLS.h>
|
||||||
|
#include <moeoLS.h>
|
||||||
|
#include <moeoObjectiveVectorComparator.h>
|
||||||
|
#include <moeoObjectiveVectorTraits.h>
|
||||||
|
#include <moeoObjectiveVector.h>
|
||||||
|
#include <moeoRandomSelectOne.h>
|
||||||
|
#include <moeoReplacement.h>
|
||||||
|
#include <moeoSelectOneFromPopAndArch.h>
|
||||||
|
#include <moeoSelectOne.h>
|
||||||
|
#include <MOEO.h>
|
||||||
|
|
||||||
|
#endif /*MOEO_*/
|
||||||
|
|
@ -0,0 +1,161 @@
|
||||||
|
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
|
||||||
|
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
// moeoArchive.h
|
||||||
|
// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007
|
||||||
|
/*
|
||||||
|
This library...
|
||||||
|
|
||||||
|
Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
|
||||||
|
*/
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
|
||||||
|
#ifndef MOEOARCHIVE_H_
|
||||||
|
#define MOEOARCHIVE_H_
|
||||||
|
|
||||||
|
#include <eoPop.h>
|
||||||
|
|
||||||
|
/**
|
||||||
|
* An archive is a secondary population that stores non-dominated solutions
|
||||||
|
*/
|
||||||
|
template < class MOEOT > class moeoArchive:public eoPop < MOEOT >
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
|
||||||
|
using std::vector < MOEOT >::size;
|
||||||
|
using std::vector < MOEOT >::operator[];
|
||||||
|
using std::vector < MOEOT >::back;
|
||||||
|
using std::vector < MOEOT >::pop_back;
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* The type of an objective vector for a solution
|
||||||
|
*/
|
||||||
|
typedef typename MOEOT::ObjectiveVector ObjectiveVector;
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Default ctor.
|
||||||
|
* The moeoObjectiveVectorComparator used to compare solutions is based on Pareto dominance
|
||||||
|
*/
|
||||||
|
moeoArchive ():eoPop < MOEOT > (), comparator (paretoComparator)
|
||||||
|
{
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Ctor
|
||||||
|
* @param _comparator the moeoObjectiveVectorComparator used to compare solutions
|
||||||
|
*/
|
||||||
|
moeoArchive (moeoObjectiveVectorComparator < ObjectiveVector > &_comparator):eoPop < MOEOT > (),
|
||||||
|
comparator
|
||||||
|
(_comparator)
|
||||||
|
{
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Returns true if the current archive dominates _objectiveVector according to the moeoObjectiveVectorComparator given in the constructor
|
||||||
|
* @param _objectiveVector the objective vector to compare with the current archive
|
||||||
|
*/
|
||||||
|
bool dominates (const ObjectiveVector & _objectiveVector) const
|
||||||
|
{
|
||||||
|
for (unsigned i = 0; i < size (); i++)
|
||||||
|
{
|
||||||
|
if (comparator (operator[](i).fitness (), _objectiveVector) == 1)
|
||||||
|
{
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Returns true if the current archive already contains a solution with the same objective values than _objectiveVector
|
||||||
|
* @param _objectiveVector the objective vector to compare with the current archive
|
||||||
|
*/
|
||||||
|
bool contains (const ObjectiveVector & _objectiveVector) const
|
||||||
|
{
|
||||||
|
for (unsigned i = 0; i < size; i++)
|
||||||
|
{
|
||||||
|
if (operator[](i).fitness () == _objectiveVector)
|
||||||
|
{
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Updates the archive with a given individual _moeo
|
||||||
|
* @param _moeo the given individual
|
||||||
|
*/
|
||||||
|
void update (const MOEOT & _moeo)
|
||||||
|
{
|
||||||
|
// first step: removing the dominated solutions from the archive
|
||||||
|
for (unsigned j = 0; j < size ();)
|
||||||
|
{
|
||||||
|
// if _moeo.fitness() dominates operator[](j).fitness()
|
||||||
|
//if ( comparator(_moeo.fitness(), operator[](j).fitness())==1 )
|
||||||
|
if (comparator
|
||||||
|
(_moeo.objectiveVector (), operator[](j).objectiveVector ()) == 1)
|
||||||
|
{
|
||||||
|
operator[](j) = back ();
|
||||||
|
pop_back ();
|
||||||
|
}
|
||||||
|
//else if (_moeo.fitness() == operator[](j).fitness())
|
||||||
|
else if (_moeo.objectiveVector () == operator[](j).objectiveVector ())
|
||||||
|
{
|
||||||
|
operator[](j) = back ();
|
||||||
|
pop_back ();
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
j++;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
// second step: is _moeo dominated?
|
||||||
|
bool dom = false;
|
||||||
|
for (unsigned j = 0; j < size (); j++)
|
||||||
|
{
|
||||||
|
// if operator[](j).fitness() dominates _moeo.fitness()
|
||||||
|
//if ( comparator(operator[](j).fitness(), _moeo.fitness())==1 )
|
||||||
|
if (comparator
|
||||||
|
(operator[](j).objectiveVector (), _moeo.objectiveVector ()) == 1)
|
||||||
|
{
|
||||||
|
dom = true;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
if (!dom)
|
||||||
|
{
|
||||||
|
push_back (_moeo);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Updates the archive with a given population _pop
|
||||||
|
* @param _pop the given population
|
||||||
|
*/
|
||||||
|
void update (const eoPop < MOEOT > &_pop)
|
||||||
|
{
|
||||||
|
for (unsigned i = 0; i < _pop.size (); i++)
|
||||||
|
{
|
||||||
|
update (_pop[i]);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
private:
|
||||||
|
|
||||||
|
/** The moeoObjectiveVectorComparator used to compare solutions */
|
||||||
|
moeoObjectiveVectorComparator < ObjectiveVector > &comparator;
|
||||||
|
/** A moeoObjectiveVectorComparator based on Pareto dominance (used as default) */
|
||||||
|
moeoParetoObjectiveVectorComparator < ObjectiveVector > paretoComparator;
|
||||||
|
|
||||||
|
};
|
||||||
|
|
||||||
|
#endif /*MOEOARCHIVE_H_ */
|
||||||
|
|
@ -0,0 +1,73 @@
|
||||||
|
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
|
||||||
|
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
// moeoArchiveFitnessSavingUpdater.h
|
||||||
|
// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2006
|
||||||
|
/*
|
||||||
|
This library...
|
||||||
|
|
||||||
|
Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
|
||||||
|
*/
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
|
||||||
|
#ifndef MOEOARCHIVEFITNESSSAVINGUPDATER_H_
|
||||||
|
#define MOEOARCHIVEFITNESSSAVINGUPDATER_H_
|
||||||
|
|
||||||
|
#include <fstream>
|
||||||
|
#include <string>
|
||||||
|
#include <eoPop.h>
|
||||||
|
#include <utils/eoUpdater.h>
|
||||||
|
#include <moeoArchive.h>
|
||||||
|
|
||||||
|
#define MAX_BUFFER_SIZE 1000
|
||||||
|
|
||||||
|
/**
|
||||||
|
* This class allows to save the fitnesses of solutions contained in an archive into a file at each generation.
|
||||||
|
*/
|
||||||
|
template < class EOT > class moeoArchiveFitnessSavingUpdater:public eoUpdater
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Ctor
|
||||||
|
* @param _arch local archive
|
||||||
|
* @param _filename target filename
|
||||||
|
* @param _id own ID
|
||||||
|
*/
|
||||||
|
moeoArchiveFitnessSavingUpdater (moeoArchive < EOT > &_arch, const std::string & _filename = "Res/Arch", int _id = -1):arch (_arch), filename (_filename), id (_id),
|
||||||
|
counter
|
||||||
|
(0)
|
||||||
|
{
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Saves the fitness of the archive's members into the file
|
||||||
|
*/
|
||||||
|
void operator () ()
|
||||||
|
{
|
||||||
|
char buff[MAX_BUFFER_SIZE];
|
||||||
|
if (id == -1)
|
||||||
|
sprintf (buff, "%s.%u", filename.c_str (), counter++);
|
||||||
|
else
|
||||||
|
sprintf (buff, "%s.%u.%u", filename.c_str (), id, counter++);
|
||||||
|
std::ofstream f (buff);
|
||||||
|
for (unsigned i = 0; i < arch.size (); i++)
|
||||||
|
f << arch[i].objectiveVector () << std::endl;
|
||||||
|
f.close ();
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
private:
|
||||||
|
|
||||||
|
/** local archive */
|
||||||
|
moeoArchive < EOT > &arch;
|
||||||
|
/** target filename */
|
||||||
|
std::string filename;
|
||||||
|
/** own ID */
|
||||||
|
int id;
|
||||||
|
/** counter */
|
||||||
|
unsigned counter;
|
||||||
|
|
||||||
|
};
|
||||||
|
|
||||||
|
#endif /*MOEOARCHIVEFITNESSSAVINGUPDATER_H_ */
|
||||||
|
|
@ -0,0 +1,56 @@
|
||||||
|
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
|
||||||
|
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
// moeoArchiveUpdater.h
|
||||||
|
// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2006
|
||||||
|
/*
|
||||||
|
This library...
|
||||||
|
|
||||||
|
Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
|
||||||
|
*/
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
|
||||||
|
#ifndef MOEOARCHIVEUPDATER_H_
|
||||||
|
#define MOEOARCHIVEUPDATER_H_
|
||||||
|
|
||||||
|
#include <eoPop.h>
|
||||||
|
#include <utils/eoUpdater.h>
|
||||||
|
#include <moeoArchive.h>
|
||||||
|
|
||||||
|
/**
|
||||||
|
* This class allows to update the archive at each generation with newly found non-dominated solutions
|
||||||
|
*/
|
||||||
|
template < class EOT > class moeoArchiveUpdater:public eoUpdater
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Ctor
|
||||||
|
* @param _arch an archive of non-dominated solutions
|
||||||
|
* @param _pop the main population
|
||||||
|
*/
|
||||||
|
moeoArchiveUpdater (moeoArchive < EOT > &_arch,
|
||||||
|
const eoPop < EOT > &_pop):arch (_arch), pop (_pop)
|
||||||
|
{
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Updates the archive with newly found non-dominated solutions contained in the main population
|
||||||
|
*/
|
||||||
|
void operator () ()
|
||||||
|
{
|
||||||
|
arch.update (pop);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
private:
|
||||||
|
|
||||||
|
/** the archive of non-dominated solutions */
|
||||||
|
moeoArchive < EOT > &arch;
|
||||||
|
/** the main population */
|
||||||
|
const eoPop < EOT > &pop;
|
||||||
|
|
||||||
|
};
|
||||||
|
|
||||||
|
#endif /*MOEOARCHIVEUPDATER_H_ */
|
||||||
|
|
@ -0,0 +1,71 @@
|
||||||
|
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
|
||||||
|
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
// moeoCombinedLS.h
|
||||||
|
// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007
|
||||||
|
/*
|
||||||
|
This library...
|
||||||
|
|
||||||
|
Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
|
||||||
|
*/
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
|
||||||
|
#ifndef MOEOCOMBINEDLS_H_
|
||||||
|
#define MOEOCOMBINEDLS_H_
|
||||||
|
|
||||||
|
#include <moeoArchive.h>
|
||||||
|
#include <moeoEvalFunc.h>
|
||||||
|
#include <moeoLS.h>
|
||||||
|
|
||||||
|
/**
|
||||||
|
* This class allows to embed a set of local searches that are sequentially applied,
|
||||||
|
* and so working and updating the same archive of non-dominated solutions
|
||||||
|
*/
|
||||||
|
template < class MOEOT > class moeoCombinedLS:public moeoLS < MOEOT >
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Ctor
|
||||||
|
* @param _eval the full evaluator of a solution
|
||||||
|
* @param _first_ls the first multi-objective local search to add
|
||||||
|
*/
|
||||||
|
moeoCombinedLS (moeoEvalFunc < MOEOT > &_eval, moeoLS < MOEOT > &_first_ls):eval
|
||||||
|
(_eval)
|
||||||
|
{
|
||||||
|
combinedLS.push_back (&_first_ls);
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Adds a new local search to combine
|
||||||
|
* @param _ls the multi-objective local search to add
|
||||||
|
*/
|
||||||
|
void add (moeoLS < MOEOT > &_ls)
|
||||||
|
{
|
||||||
|
combinedMOLS.push_back (&_ls);
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Gives a new solution in order to explore the neigborhood.
|
||||||
|
* The new non-dominated solutions are added to the archive
|
||||||
|
* @param _eo the solution
|
||||||
|
* @param _arch the archive of non-dominated solutions
|
||||||
|
*/
|
||||||
|
void operator () (const MOEOT & _eo, moeoArchive < MOEOT > &_arch)
|
||||||
|
{
|
||||||
|
eval (const_cast < MOEOT & >(_eo));
|
||||||
|
for (unsigned i = 0; i < combinedLS.size (); i++)
|
||||||
|
combinedLS[i]->operator ()(_eo, _arch);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
private:
|
||||||
|
|
||||||
|
/** the full evaluator of a solution */
|
||||||
|
moeoEvalFunc < MOEOT > &eval;
|
||||||
|
/** the vector that contains the combined LS */
|
||||||
|
std::vector < moeoLS < MOEOT > *>combinedLS;
|
||||||
|
|
||||||
|
};
|
||||||
|
|
||||||
|
#endif /*MOEOCOMBINEDLS_H_ */
|
||||||
|
|
@ -0,0 +1,185 @@
|
||||||
|
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
|
||||||
|
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
// moeoComparator.h
|
||||||
|
// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007
|
||||||
|
/*
|
||||||
|
This library...
|
||||||
|
|
||||||
|
Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
|
||||||
|
*/
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
|
||||||
|
#ifndef MOEOCOMPARATOR_H_
|
||||||
|
#define MOEOCOMPARATOR_H_
|
||||||
|
|
||||||
|
#include <eoFunctor.h>
|
||||||
|
#include <eoPop.h>
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Functor allowing to compare two solutions
|
||||||
|
*/
|
||||||
|
template < class MOEOT > class moeoComparator:public eoBF < const MOEOT &, const MOEOT &,
|
||||||
|
const bool >
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
// virtual const bool operator () (const MOEOT & _moeo1, const MOEOT & _moeo){}
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Functor allowing to compare two solutions according to their first objective value, then their second, and so on
|
||||||
|
*/
|
||||||
|
template < class MOEOT > class moeoObjectiveComparator:public moeoComparator <
|
||||||
|
MOEOT >
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
/**
|
||||||
|
* Returns true if _moeo1 is smaller than _moeo2 on the first objective, then on the second, and so on
|
||||||
|
* @param _moeo1 the first solution
|
||||||
|
* @param _moeo2 the second solution
|
||||||
|
*/
|
||||||
|
const bool operator () (const MOEOT & _moeo1, const MOEOT & _moeo2)
|
||||||
|
{
|
||||||
|
return _moeo1.objectiveVector () < _moeo2.objectiveVector ();
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Functor allowing to compare two solutions according to their fitness values
|
||||||
|
*/
|
||||||
|
//template < class MOEOT >
|
||||||
|
//class moeoFitnessComparator : public moeoComparator < MOEOT >
|
||||||
|
//{
|
||||||
|
//public:
|
||||||
|
// /**
|
||||||
|
// * Returns true if the fitness value of _moeo1 is smaller than the fitness value of _moeo2
|
||||||
|
// * @param _moeo1 the first solution
|
||||||
|
// * @param _moeo2 the second solution
|
||||||
|
// */
|
||||||
|
// const bool operator()(const MOEOT & _moeo1, const MOEOT & _moeo2)
|
||||||
|
// {
|
||||||
|
// return _moeo1.fitness() < _moeo2.fitness();
|
||||||
|
// }
|
||||||
|
//};
|
||||||
|
//
|
||||||
|
//
|
||||||
|
///**
|
||||||
|
// * Functor allowing to compare two solutions according to their diversity values
|
||||||
|
// */
|
||||||
|
//template < class MOEOT >
|
||||||
|
//class moeoDiversityComparator : public moeoComparator < MOEOT >
|
||||||
|
//{
|
||||||
|
//public:
|
||||||
|
// /**
|
||||||
|
// * Returns true if the diversity value of _moeo1 is smaller than the diversity value of _moeo2
|
||||||
|
// * @param _moeo1 the first solution
|
||||||
|
// * @param _moeo2 the second solution
|
||||||
|
// */
|
||||||
|
// const bool operator()(const MOEOT & _moeo1, const MOEOT & _moeo2)
|
||||||
|
// {
|
||||||
|
// return _moeo1.diversity() < _moeo2.diversity();
|
||||||
|
// }
|
||||||
|
//};
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Functor allowing to compare two solutions according to their fitness values, then according to their diversity values
|
||||||
|
*/
|
||||||
|
template < class MOEOT > class moeoFitnessThenDiversityComparator:public moeoComparator <
|
||||||
|
MOEOT >
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
/**
|
||||||
|
* Returns true if _moeo1 is smaller than _moeo2 according to their fitness values, then according to their diversity values
|
||||||
|
* @param _moeo1 the first solution
|
||||||
|
* @param _moeo2 the second solution
|
||||||
|
*/
|
||||||
|
const bool operator () (const MOEOT & _moeo1, const MOEOT & _moeo2)
|
||||||
|
{
|
||||||
|
if (_moeo1.fitness () == _moeo2.fitness ())
|
||||||
|
{
|
||||||
|
return _moeo1.diversity () < _moeo2.diversity ();
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
return _moeo1.fitness () < _moeo2.fitness ();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Functor allowing to compare two solutions according to their diversity values, then according to their fitness values
|
||||||
|
*/
|
||||||
|
template < class MOEOT > class moeoDiversityThenFitnessComparator:public moeoComparator <
|
||||||
|
MOEOT >
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
/**
|
||||||
|
* Returns true if _moeo1 is smaller than _moeo2 according to their diversity values, then according to their fitness values
|
||||||
|
* @param _moeo1 the first solution
|
||||||
|
* @param _moeo2 the second solution
|
||||||
|
*/
|
||||||
|
const bool operator () (const MOEOT & _moeo1, const MOEOT & _moeo2)
|
||||||
|
{
|
||||||
|
if (_moeo1.diversity () == _moeo2.diversity ())
|
||||||
|
{
|
||||||
|
return _moeo1.fitness () < _moeo2.fitness ();
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
return _moeo1.diversity () < _moeo2.diversity ();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Functor allowing to compare two solutions according to Pareto dominance relation => USEFULL ???
|
||||||
|
*
|
||||||
|
template < class MOEOT >
|
||||||
|
class moeoParetoDominanceComparator : public moeoComparator < MOEOT >
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
/**
|
||||||
|
* Returns true if _moeo1 is dominated by _moeo2 according to Pareto dominance relation
|
||||||
|
* @param _moeo1 the first solution
|
||||||
|
* @param _moeo2 the second solution
|
||||||
|
*
|
||||||
|
const bool operator()(const MOEOT & _moeo1, const MOEOT & _moeo2)
|
||||||
|
{
|
||||||
|
bool result = false;
|
||||||
|
typedef typename MOEOT::ObjectiveVector::Traits ObjectiveVectorTraits;
|
||||||
|
for (unsigned i=0; i<ObjectiveVectorTraits::nObjectives(); i++)
|
||||||
|
{
|
||||||
|
// first, we have to check if the 2 objective values are not equal on the ith objective
|
||||||
|
if ( fabs(_moeo1.objectiveVector()[i] - _moeo2.objectiveVector()[i]) > ObjectiveVectorTraits::tolerance() )
|
||||||
|
{
|
||||||
|
// if the ith objective have to be minimized...
|
||||||
|
if (ObjectiveVectorTraits::minimizing(i))
|
||||||
|
{
|
||||||
|
if (_moeo1.objectiveVector()[i] < _moeo2.objectiveVector()[i])
|
||||||
|
{
|
||||||
|
return false; // _moeo2 cannot dominate _moeo1
|
||||||
|
}
|
||||||
|
result = true;
|
||||||
|
}
|
||||||
|
// if the ith objective have to be maximized...
|
||||||
|
else if (ObjectiveVectorTraits::maximizing(i))
|
||||||
|
{
|
||||||
|
if (_moeo1.objectiveVector()[i] > _moeo2.objectiveVector()[i])
|
||||||
|
{
|
||||||
|
return false; // _moeo2 cannot dominate _moeo1
|
||||||
|
}
|
||||||
|
result = true;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return result;
|
||||||
|
}
|
||||||
|
};
|
||||||
|
*/
|
||||||
|
|
||||||
|
#endif /*MOEOCOMPARATOR_H_ */
|
||||||
|
|
@ -0,0 +1,157 @@
|
||||||
|
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
|
||||||
|
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
// moeoDetTournamentSelect.h
|
||||||
|
// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007
|
||||||
|
/*
|
||||||
|
This library...
|
||||||
|
|
||||||
|
Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
|
||||||
|
*/
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
|
||||||
|
#ifndef MOEODETTOURNAMENTSELECT_H_
|
||||||
|
#define MOEODETTOURNAMENTSELECT_H_
|
||||||
|
|
||||||
|
#include <moeoSelectOne.h>
|
||||||
|
#include <moeoSelectors.h>
|
||||||
|
|
||||||
|
/**
|
||||||
|
* moeoDetTournamentSelect: a selection method that selects ONE individual by
|
||||||
|
* deterministic tournament
|
||||||
|
*/
|
||||||
|
template < class MOEOT >
|
||||||
|
class moeoDetTournamentSelect:public moeoSelectOne <MOEOT>
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
/**
|
||||||
|
* Full Ctor
|
||||||
|
* @param _evalFitness the population fitness assignment
|
||||||
|
* @param _evalDiversity the population diversity assignment
|
||||||
|
* @param _comparator the comparator to compare the individuals$
|
||||||
|
* @param _tSize the number of individuals in the tournament (default: 2)
|
||||||
|
*/
|
||||||
|
moeoDetTournamentSelect (moeoFitnessAssignment < MOEOT > &_evalFitness, moeoDiversityAssignment < MOEOT > &_evalDiversity, moeoComparator < MOEOT > &_comparator, unsigned _tSize = 2):evalFitness (_evalFitness), evalDiversity (_evalDiversity),
|
||||||
|
comparator (_comparator), tSize (_tSize)
|
||||||
|
{
|
||||||
|
// consistency check
|
||||||
|
if (tSize < 2)
|
||||||
|
{
|
||||||
|
std::
|
||||||
|
cout << "Warning, Tournament size should be >= 2\nAdjusted to 2\n";
|
||||||
|
tSize = 2;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Ctor without comparator. A moeoFitnessThenDiversityComparator is used as default.
|
||||||
|
* @param _evalFitness the population fitness assignment
|
||||||
|
* @param _evalDiversity the population diversity assignme
|
||||||
|
* @param _tSize the number of individuals in the tournament (default: 2)
|
||||||
|
*/
|
||||||
|
moeoDetTournamentSelect (moeoFitnessAssignment < MOEOT > &_evalFitness, moeoDiversityAssignment < MOEOT > &_evalDiversity, unsigned _tSize = 2)
|
||||||
|
:evalFitness (_evalFitness),evalDiversity(_evalDiversity),tSize(_tSize)
|
||||||
|
{
|
||||||
|
// a moeoFitThenDivComparator is used as default
|
||||||
|
moeoFitnessThenDiversityComparator < MOEOT > &fitThenDivComparator;
|
||||||
|
comparator = fitThenDivComparator;
|
||||||
|
|
||||||
|
// consistency check
|
||||||
|
if (tSize < 2)
|
||||||
|
{
|
||||||
|
std::
|
||||||
|
cout << "Warning, Tournament size should be >= 2\nAdjusted to 2\n";
|
||||||
|
tSize = 2;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Ctor without diversity assignment. A dummy diversity assignment is used.
|
||||||
|
* @param _evalFitness the population fitness assignment
|
||||||
|
* @param _comparator the comparator to compare the individuals
|
||||||
|
* @param _tSize the number of individuals in the tournament (default: 2)
|
||||||
|
*/
|
||||||
|
moeoDetTournamentSelect (moeoFitnessAssignment < MOEOT > &_evalFitness, moeoComparator < MOEOT > &_comparator, unsigned _tSize = 2):evalFitness (_evalFitness), comparator (_comparator),
|
||||||
|
tSize
|
||||||
|
(_tSize)
|
||||||
|
{
|
||||||
|
// a dummy diversity is used as default
|
||||||
|
moeoDummyDiversityAssignment < MOEOT > &dummyDiversityAssignment;
|
||||||
|
evalDiversity = dummyDiversityAssignment;
|
||||||
|
|
||||||
|
// consistency check
|
||||||
|
if (tSize < 2)
|
||||||
|
{
|
||||||
|
std::
|
||||||
|
cout << "Warning, Tournament size should be >= 2\nAdjusted to 2\n";
|
||||||
|
tSize = 2;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Ctor without diversity assignment nor comparator. A moeoDummyDiversityAssignment and a moeoFitnessThenDiversityComparator are used as default.
|
||||||
|
* @param _evalFitness the population fitness assignment
|
||||||
|
* @param _tSize the number of individuals in the tournament (default: 2)
|
||||||
|
*/
|
||||||
|
moeoDetTournamentSelect (moeoFitnessAssignment < MOEOT > &_evalFitness, unsigned _tSize = 2):evalFitness (_evalFitness),
|
||||||
|
tSize
|
||||||
|
(_tSize)
|
||||||
|
{
|
||||||
|
// a dummy diversity is used as default
|
||||||
|
moeoDummyDiversityAssignment < MOEOT > &dummyDiversityAssignment;
|
||||||
|
evalDiversity = dummyDiversityAssignment;
|
||||||
|
|
||||||
|
// a moeoFitThenDivComparator is used as default
|
||||||
|
moeoFitnessThenDiversityComparator < MOEOT > &fitThenDivComparator;
|
||||||
|
comparator = fitThenDivComparator;
|
||||||
|
|
||||||
|
// consistency check
|
||||||
|
if (tSize < 2)
|
||||||
|
{
|
||||||
|
std::
|
||||||
|
cout << "Warning, Tournament size should be >= 2\nAdjusted to 2\n";
|
||||||
|
tSize = 2;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Evaluate the fitness and the diversity of each individual of the population.
|
||||||
|
*/
|
||||||
|
void setup (eoPop<MOEOT>& _pop)
|
||||||
|
{
|
||||||
|
// eval fitness
|
||||||
|
evalFitness(_pop);
|
||||||
|
|
||||||
|
// eval diversity
|
||||||
|
evalDiversity(_pop);
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Apply the tournament to the given population
|
||||||
|
*/
|
||||||
|
const MOEOT & operator () (const eoPop < MOEOT > &_pop)
|
||||||
|
{
|
||||||
|
// use the selector
|
||||||
|
return mo_deterministic_tournament(_pop,tSize,comparator);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
protected:
|
||||||
|
|
||||||
|
moeoFitnessAssignment < MOEOT > &evalFitness;
|
||||||
|
|
||||||
|
moeoDiversityAssignment < MOEOT > &evalDiversity;
|
||||||
|
|
||||||
|
moeoComparator < MOEOT > &comparator;
|
||||||
|
|
||||||
|
unsigned tSize;
|
||||||
|
|
||||||
|
};
|
||||||
|
|
||||||
|
#endif /*MOEODETTOURNAMENTSELECT_H_ */
|
||||||
|
|
@ -0,0 +1,48 @@
|
||||||
|
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
|
||||||
|
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
// moeoDiversityAssignment.h
|
||||||
|
// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007
|
||||||
|
/*
|
||||||
|
This library...
|
||||||
|
|
||||||
|
Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
|
||||||
|
*/
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
|
||||||
|
#ifndef MOEODIVERSITYASSIGNMENT_H_
|
||||||
|
#define MOEODIVERSITYASSIGNMENT_H_
|
||||||
|
|
||||||
|
#include <eoFunctor.h>
|
||||||
|
#include <eoPop.h>
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Functor that sets the diversity values of a whole population
|
||||||
|
*/
|
||||||
|
template < class MOEOT > class moeoDiversityAssignment:public eoUF < eoPop < MOEOT > &,
|
||||||
|
void >
|
||||||
|
{
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* moeoDummyDiversityAssignment is a moeoDiversityAssignment which gives 0 as the diversity for the whole population.
|
||||||
|
*/
|
||||||
|
template < class MOEOT > class moeoDummyDiversityAssignment:public moeoDiversityAssignment <
|
||||||
|
MOEOT >
|
||||||
|
{
|
||||||
|
// main operator
|
||||||
|
void operator () (eoPop < MOEOT > &_pop)
|
||||||
|
{
|
||||||
|
for (int idx = 0; idx < _pop.size (); idx++)
|
||||||
|
{
|
||||||
|
// set the diversity to 0
|
||||||
|
_pop[idx].diversity (0);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
#endif /*MOEODIVERSITYASSIGNMENT_H_ */
|
||||||
|
|
@ -0,0 +1,26 @@
|
||||||
|
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
|
||||||
|
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
// moeoEA.h
|
||||||
|
// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007
|
||||||
|
/*
|
||||||
|
This library...
|
||||||
|
|
||||||
|
Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
|
||||||
|
*/
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
|
||||||
|
#ifndef MOEOEA_H_
|
||||||
|
#define MOEOEA_H_
|
||||||
|
|
||||||
|
#include <eoAlgo.h>
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Abstract class for multi-objective evolutionary algorithms
|
||||||
|
*/
|
||||||
|
template < class MOEOT > class moeoEA:public eoAlgo < MOEOT >
|
||||||
|
{
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
#endif /*MOEOEA_H_ */
|
||||||
|
|
@ -0,0 +1,114 @@
|
||||||
|
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
|
||||||
|
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
// moeoElitistReplacement.h
|
||||||
|
// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007
|
||||||
|
/*
|
||||||
|
This library...
|
||||||
|
|
||||||
|
Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
|
||||||
|
*/
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
|
||||||
|
|
||||||
|
#ifndef MOEOELITISTREPLACEMENT_H_
|
||||||
|
#define MOEOELITISTREPLACEMENT_H_
|
||||||
|
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
#include <moeoReplacement.h>
|
||||||
|
#include <moeoComparator.h>
|
||||||
|
#include <moeoFitnessAssignment.h>
|
||||||
|
#include <moeoDiversityAssignment.h>
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Elitist replacement strategy for multi-objective optimization.
|
||||||
|
*/
|
||||||
|
template < class MOEOT > class moeoElitistReplacement:public moeoReplacement <
|
||||||
|
MOEOT >
|
||||||
|
{
|
||||||
|
|
||||||
|
public:
|
||||||
|
|
||||||
|
/** Full constructor */
|
||||||
|
moeoElitistReplacement (moeoFitnessAssignment < MOEOT > &_evalFitness, moeoDiversityAssignment < MOEOT > &_evalDiversity, moeoComparator < MOEOT > _comparator):evalFitness (_evalFitness), evalDiversity (_evalDiversity),
|
||||||
|
comparator
|
||||||
|
(_comparator)
|
||||||
|
{
|
||||||
|
}
|
||||||
|
|
||||||
|
/** constructor without comparator */
|
||||||
|
moeoElitistReplacement (moeoFitnessAssignment < MOEOT > &_evalFitness, moeoDiversityAssignment < MOEOT > &_evalDiversity)
|
||||||
|
:evalFitness (_evalFitness), evalDiversity (_evalDiversity)
|
||||||
|
|
||||||
|
{
|
||||||
|
// a moeoFitThenDivComparator is used as default
|
||||||
|
moeoFitnessThenDiversityComparator < MOEOT > &fitThenDivComparator;
|
||||||
|
comparator = fitThenDivComparator;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/** Constructor without moeoDiversityAssignement */
|
||||||
|
moeoElitistReplacement (moeoFitnessAssignment < MOEOT > &_evalFitness, moeoComparator < MOEOT > _comparator):evalFitness (_evalFitness),
|
||||||
|
comparator
|
||||||
|
(_comparator)
|
||||||
|
{
|
||||||
|
// a dummy diversity is used as default
|
||||||
|
moeoDummyDiversityAssignment < MOEOT > &dummyDiversityAssignment;
|
||||||
|
evalDiversity = dummyDiversityAssignment;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/** Constructor without moeoDiversityAssignement nor moeoComparator */
|
||||||
|
moeoElitistReplacement (moeoFitnessAssignment < MOEOT > &_evalFitness):evalFitness
|
||||||
|
(_evalFitness)
|
||||||
|
{
|
||||||
|
// a dummy diversity is used as default
|
||||||
|
moeoDummyDiversityAssignment < MOEOT > &dummyDiversityAssignment;
|
||||||
|
evalDiversity = dummyDiversityAssignment;
|
||||||
|
|
||||||
|
// a moeoFitThenDivComparator is used as default
|
||||||
|
moeoFitnessThenDiversityComparator < MOEOT > &fitThenDivComparator;
|
||||||
|
comparator = fitThenDivComparator;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Replace the first population by adding the individuals of the second one, sorting with a moeoComparator and resizing the whole population obtained.
|
||||||
|
* @param _parents the population composed of the parents (the population you want to replace)
|
||||||
|
* @param _offspring
|
||||||
|
*/
|
||||||
|
void operator () (eoPop < MOEOT > &_parents, eoPop < MOEOT > &_offspring)
|
||||||
|
{
|
||||||
|
unsigned sz = _parents.size ();
|
||||||
|
|
||||||
|
// merge offspring and parents into a global population ...
|
||||||
|
_parents.reserve (_parents.size () + _offspring.size ());
|
||||||
|
copy (_offspring.begin (), _offspring.end (), back_inserter (_parents));
|
||||||
|
|
||||||
|
// evaluate the fitness and the diversity of this global population
|
||||||
|
evalFitness (_parents);
|
||||||
|
evalDiversity (_parents);
|
||||||
|
|
||||||
|
// ... that we sort according to the comparator
|
||||||
|
std::sort (_parents.begin (), _parents.end (), comparator);
|
||||||
|
|
||||||
|
// finally, resize this global population
|
||||||
|
_parents.resize (sz);
|
||||||
|
|
||||||
|
_offspring.clear ();
|
||||||
|
}
|
||||||
|
|
||||||
|
protected:
|
||||||
|
|
||||||
|
moeoFitnessAssignment < MOEOT > &evalFitness;
|
||||||
|
|
||||||
|
moeoDiversityAssignment < MOEOT > &evalDiversity;
|
||||||
|
|
||||||
|
moeoComparator < MOEOT > &comparator;
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
#endif /*MOEOELITISTREPLACEMENT_H_ */
|
||||||
|
|
@ -0,0 +1,25 @@
|
||||||
|
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
|
||||||
|
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
// moeoEvalFunc.h
|
||||||
|
// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007
|
||||||
|
/*
|
||||||
|
This library...
|
||||||
|
|
||||||
|
Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
|
||||||
|
*/
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
|
||||||
|
#ifndef MOEOEVALFUNC_H_
|
||||||
|
#define MOEOEVALFUNC_H_
|
||||||
|
|
||||||
|
#include <eoEvalFunc.h>
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Functor that evaluates one MOEO by setting all its objective values.
|
||||||
|
*/
|
||||||
|
template < class MOEOT > class moeoEvalFunc:public eoEvalFunc < MOEOT >
|
||||||
|
{
|
||||||
|
};
|
||||||
|
|
||||||
|
#endif /*MOEOEVALFUNC_H_ */
|
||||||
|
|
@ -0,0 +1,183 @@
|
||||||
|
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
|
||||||
|
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
// moeoFastNonDominatedSortingFitnessAssignment.h
|
||||||
|
// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007
|
||||||
|
/*
|
||||||
|
This library...
|
||||||
|
|
||||||
|
Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
|
||||||
|
*/
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
|
||||||
|
#ifndef MOEOFASTNONDOMINATEDSORTINGFITNESSASSIGNMENT_H_
|
||||||
|
#define MOEOFASTNONDOMINATEDSORTINGFITNESSASSIGNMENT_H_
|
||||||
|
|
||||||
|
#include <eoPop.h>
|
||||||
|
#include <moeoFitnessAssignment.h>
|
||||||
|
#include <moeoComparator.h>
|
||||||
|
#include <moeoObjectiveVectorComparator.h>
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Fitness assignment sheme based on Pareto-dominance count proposed in
|
||||||
|
* N. Srinivas, K. Deb, "Multiobjective Optimization Using Nondominated Sorting in Genetic Algorithms", Evolutionary Computation vol. 2, no. 3, pp. 221-248 (1994)
|
||||||
|
* and in
|
||||||
|
* K. Deb, A. Pratap, S. Agarwal, T. Meyarivan, "A Fast and Elitist Multi-Objective Genetic Algorithm: NSGA-II", IEEE Transactions on Evolutionary Computation, vol. 6, no. 2 (2002).
|
||||||
|
* This strategy is, for instance, used in NSGA and NSGA-II.
|
||||||
|
*/
|
||||||
|
template < class MOEOT > class moeoFastNonDominatedSortingFitnessAssignment:public moeoParetoBasedFitnessAssignment <
|
||||||
|
MOEOT
|
||||||
|
>
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Ctor
|
||||||
|
*/
|
||||||
|
moeoFastNonDominatedSortingFitnessAssignment ()
|
||||||
|
{
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Computes fitness values for every solution contained in the population _pop
|
||||||
|
* @param _pop the population
|
||||||
|
*/
|
||||||
|
void operator () (eoPop < MOEOT > &_pop)
|
||||||
|
{
|
||||||
|
// number of objectives for the problem under consideration
|
||||||
|
unsigned nObjectives = MOEOT::ObjectiveVector::nObjectives ();
|
||||||
|
if (nObjectives == 1)
|
||||||
|
{
|
||||||
|
// one objective
|
||||||
|
oneObjective (_pop);
|
||||||
|
}
|
||||||
|
else if (nObjectives == 2)
|
||||||
|
{
|
||||||
|
// two objectives (the two objectives function is still to do)
|
||||||
|
mObjectives (_pop);
|
||||||
|
}
|
||||||
|
else if (nObjectives > 2)
|
||||||
|
{
|
||||||
|
// more than two objectives
|
||||||
|
mObjectives (_pop);
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
// problem with the number of objectives
|
||||||
|
throw std::
|
||||||
|
runtime_error
|
||||||
|
("Problem with the number of objectives in moeoFastNonDominatedSortingFitnessAssignment");
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
private:
|
||||||
|
|
||||||
|
/** the objective vector type of the solutions */
|
||||||
|
typedef typename MOEOT::ObjectiveVector ObjectiveVector;
|
||||||
|
/** Functor to compare two objective vectors according to Pareto dominance relation */
|
||||||
|
moeoParetoObjectiveVectorComparator < ObjectiveVector > comparator;
|
||||||
|
/** Functor to compare two solutions on the first objective, then on the second, and so on */
|
||||||
|
moeoObjectiveComparator < MOEOT > objComparator;
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Sets the fitness values for mono-objective problems
|
||||||
|
* @param _pop the population
|
||||||
|
*/
|
||||||
|
void oneObjective (eoPop < MOEOT > &_pop)
|
||||||
|
{
|
||||||
|
std::sort (_pop.begin (), _pop.end (), objComparator);
|
||||||
|
for (unsigned i = 0; i < _pop.size (); i++)
|
||||||
|
{
|
||||||
|
_pop[i].fitness (i + 1);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Sets the fitness values for bi-objective problems with a complexity of O(n log n), where n stands for the population size
|
||||||
|
* @param _pop the population
|
||||||
|
*/
|
||||||
|
void twoObjectives (eoPop < MOEOT > &_pop)
|
||||||
|
{
|
||||||
|
//... TO DO !
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Sets the fitness values for problems with more than two objectives with a complexity of O(n² log n), where n stands for the population size
|
||||||
|
* @param _pop the population
|
||||||
|
*/
|
||||||
|
void mObjectives (eoPop < MOEOT > &_pop)
|
||||||
|
{
|
||||||
|
// S[i] = indexes of the individuals dominated by _pop[i]
|
||||||
|
std::vector < std::vector < unsigned >>S (_pop.size ());
|
||||||
|
// n[i] = number of individuals that dominate the individual _pop[i]
|
||||||
|
std::vector < unsigned >n (_pop.size (), 0);
|
||||||
|
// fronts: F[i] = indexes of the individuals contained in the ith front
|
||||||
|
std::vector < std::vector < unsigned >>F (_pop.size () + 1);
|
||||||
|
// used to store the number of the first front
|
||||||
|
F[1].reserve (_pop.size ());
|
||||||
|
// flag to comparae solutions
|
||||||
|
int comparatorFlag;
|
||||||
|
for (unsigned p = 0; p < _pop.size (); p++)
|
||||||
|
{
|
||||||
|
for (unsigned q = 0; q < _pop.size (); q++)
|
||||||
|
{
|
||||||
|
// comparison of the 2 solutions according to Pareto dominance
|
||||||
|
comparatorFlag =
|
||||||
|
comparator (_pop[p].objectiveVector (),
|
||||||
|
_pop[q].objectiveVector ());
|
||||||
|
// if p dominates q
|
||||||
|
if (comparatorFlag == 1)
|
||||||
|
{
|
||||||
|
// add q to the set of solutions dominated by p
|
||||||
|
S[p].push_back (q);
|
||||||
|
}
|
||||||
|
// if q dominates p
|
||||||
|
else if (comparatorFlag == -1)
|
||||||
|
{
|
||||||
|
// increment the domination counter of p
|
||||||
|
n[p]++;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
// if no individual dominates p
|
||||||
|
if (n[p] == 0)
|
||||||
|
{
|
||||||
|
// p belongs to the first front
|
||||||
|
_pop[p].fitness (1);
|
||||||
|
F[1].push_back (p);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
// front counter
|
||||||
|
unsigned counter = 1;
|
||||||
|
unsigned p, q;
|
||||||
|
while (!F[counter].empty ())
|
||||||
|
{
|
||||||
|
// used to store the number of the next front
|
||||||
|
F[counter + 1].reserve (_pop.size ());
|
||||||
|
for (unsigned i = 0; i < F[counter].size (); i++)
|
||||||
|
{
|
||||||
|
p = F[counter][i];
|
||||||
|
for (unsigned j = 0; j < S[p].size (); j++)
|
||||||
|
{
|
||||||
|
q = S[p][j];
|
||||||
|
n[q]--;
|
||||||
|
// if no individual dominates q anymore
|
||||||
|
if (n[q] == 0)
|
||||||
|
{
|
||||||
|
// q belongs to the next front
|
||||||
|
_pop[q].fitness (counter + 1);
|
||||||
|
F[counter + 1].push_back (q);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
counter++;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
};
|
||||||
|
|
||||||
|
#endif /*MOEOFASTNONDOMINATEDSORTINGFITNESSASSIGNMENT_H_ */
|
||||||
|
|
@ -0,0 +1,62 @@
|
||||||
|
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
|
||||||
|
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
// moeoFitnessAssignment.h
|
||||||
|
// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007
|
||||||
|
/*
|
||||||
|
This library...
|
||||||
|
|
||||||
|
Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
|
||||||
|
*/
|
||||||
|
//-----------------------------------------------------------------------------
|
||||||
|
|
||||||
|
#ifndef MOEOFITNESSASSIGNMENT_H_
|
||||||
|
#define MOEOFITNESSASSIGNMENT_H_
|
||||||
|
|
||||||
|
#include <eoFunctor.h>
|
||||||
|
#include <eoPop.h>
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Functor that sets the fitness values of a whole population
|
||||||
|
*/
|
||||||
|
template < class MOEOT > class moeoFitnessAssignment:public eoUF < eoPop < MOEOT > &,
|
||||||
|
void >
|
||||||
|
{
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* moeoScalarFitnessAssignment is a moeoFitnessAssignment for scalar strategies
|
||||||
|
*/
|
||||||
|
template < class MOEOT > class moeoScalarFitnessAssignment:public moeoFitnessAssignment <
|
||||||
|
MOEOT >
|
||||||
|
{
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* moeoCriterionBasedFitnessAssignment is a moeoFitnessAssignment for criterion-based strategies
|
||||||
|
*/
|
||||||
|
template < class MOEOT > class moeoCriterionBasedFitnessAssignment:public moeoFitnessAssignment <
|
||||||
|
MOEOT >
|
||||||
|
{
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* moeoParetoBasedFitnessAssignment is a moeoFitnessAssignment for Pareto-based strategies
|
||||||
|
*/
|
||||||
|
template < class MOEOT > class moeoParetoBasedFitnessAssignment:public moeoFitnessAssignment <
|
||||||
|
MOEOT >
|
||||||
|
{
|
||||||
|
void operator () (eoPop < MOEOT > &_pop)
|
||||||
|
{
|
||||||
|
// do nothing for the moment ...
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
#endif /*MOEOFITNESSASSIGNMENT_H_ */
|
||||||
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