peo: lessons 1,2 and 3 modified
git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@999 331e1502-861f-0410-8da2-ba01fb791d7f
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8 changed files with 123 additions and 79 deletions
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@ -1,7 +1,7 @@
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/*
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* <main.cpp>
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* Copyright (C) DOLPHIN Project-Team, INRIA Futurs, 2006-2007
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* (C) OPAC Team, INRIA, 2007
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* Copyright (C) DOLPHIN Project-Team, INRIA Futurs, 2006-2008
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* (C) OPAC Team, INRIA, 2008
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*
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* Clive Canape
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*
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@ -40,7 +40,6 @@
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typedef eoReal<double> Indi;
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//Evaluation function
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double f (const Indi & _indi)
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{
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// Rosenbrock function f(x) = 100*(x[1]-x[0]^2)^2+(1-x[0])^2
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@ -56,20 +55,19 @@ double f (const Indi & _indi)
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int main (int __argc, char *__argv[])
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{
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// Initialization of the parallel environment : thanks this instruction, ParadisEO-PEO can initialize himself
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peo :: init( __argc, __argv );
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//Parameters
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const unsigned int VEC_SIZE = 2; // Don't change this parameter when you are resolving the Rosenbrock function
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const unsigned int POP_SIZE = 20; // As with a sequential algorithm, you change the size of the population
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const unsigned int MAX_GEN = 300; // Define the number of maximal generation
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const double INIT_POSITION_MIN = -2.0; // For initialize x
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const double INIT_POSITION_MAX = 2.0; // In the case of the Rosenbrock function : -2 < x[i] < 2
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const float CROSS_RATE = 0.8; // Crossover rate
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const double EPSILON = 0.01; // Range for real uniform mutation
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const float MUT_RATE = 0.3; // Mutation rate
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eoParser parser(__argc, __argv);
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unsigned int POP_SIZE = parser.createParam((unsigned int)(20), "popSize", "Population size",'P',"Param").value();
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unsigned int MAX_GEN = parser.createParam((unsigned int)(100), "maxGen", "Maximum number of generations",'G',"Param").value();
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double EPSILON = parser.createParam(0.01, "mutEpsilon", "epsilon for mutation",'e',"Param").value();
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double CROSS_RATE = parser.createParam(0.25, "pCross", "Crossover probability",'C',"Param").value();
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double MUT_RATE = parser.createParam(0.35, "pMut", "Mutation probability",'M',"Param").value();
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unsigned int VEC_SIZE = parser.createParam((unsigned int)(2), "vecSize", "Vector size",'V',"Param").value();
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double INIT_POSITION_MIN = parser.createParam(-2.0, "pMin", "Init position min",'N',"Param").value();
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double INIT_POSITION_MAX = parser.createParam(2.0, "pMax", "Init position max",'X',"Param").value();
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rng.reseed (time(0));
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// Stopping
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@ -78,11 +76,9 @@ int main (int __argc, char *__argv[])
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eoCheckPoint<Indi> checkpoint(continuatorPara);
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// For a parallel evaluation
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peoEvalFunc<Indi> plainEval(f);
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peoPopEval <Indi> eval(plainEval);
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// Initialization
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eoUniformGenerator < double >uGen (INIT_POSITION_MIN, INIT_POSITION_MAX);
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eoInitFixedLength < Indi > random (VEC_SIZE, uGen);
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@ -92,8 +88,8 @@ int main (int __argc, char *__argv[])
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eoSelectNumber<Indi> select(selectionStrategy,POP_SIZE);
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// Transformation
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eoSegmentCrossover<Indi> crossover; // Crossover
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eoUniformMutation<Indi> mutation(EPSILON); // Mutation
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eoSegmentCrossover<Indi> crossover;
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eoUniformMutation<Indi> mutation(EPSILON);
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eoSGATransform<Indi> transform(crossover,CROSS_RATE,mutation,MUT_RATE);
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// Replacement
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@ -1,7 +1,7 @@
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/*
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* <main.cpp>
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* Copyright (C) DOLPHIN Project-Team, INRIA Futurs, 2006-2007
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* (C) OPAC Team, INRIA, 2007
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* Copyright (C) DOLPHIN Project-Team, INRIA Futurs, 2006-2008
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* (C) OPAC Team, INRIA, 2008
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*
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* Clive Canape
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*
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@ -39,7 +39,6 @@
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typedef eoRealParticle < double >Indi;
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//Evaluation function
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double f (const Indi & _indi)
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{
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// Rosenbrock function f(x) = 100*(x[1]-x[0]^2)^2+(1-x[0])^2
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@ -55,27 +54,22 @@ double f (const Indi & _indi)
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int main (int __argc, char *__argv[])
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{
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// Initialization of the parallel environment : thanks this instruction, ParadisEO-PEO can initialize himself
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peo :: init( __argc, __argv );
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//Parameters
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const unsigned int VEC_SIZE = 2; // Don't change this parameter when you are resolving the Rosenbrock function
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const unsigned int POP_SIZE = 20; // As with a sequential algorithm, you change the size of the population
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const unsigned int NEIGHBORHOOD_SIZE= 6; // This parameter define the neighborhoods in the PSO's topology
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const unsigned int MAX_GEN = 150; // Define the number of maximal generation
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const double INIT_POSITION_MIN = -2.0; // For initialize x
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const double INIT_POSITION_MAX = 2.0; // In the case of the Rosenbrock function : -2 < x[i] < 2
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const double INIT_VELOCITY_MIN = -1.;
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const double INIT_VELOCITY_MAX = 1.;
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const double weight = 1;
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const double C1 = 0.5;
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const double C2 = 2.;
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eoParser parser(__argc, __argv);
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unsigned int POP_SIZE = parser.createParam((unsigned int)(20), "popSize", "Population size",'P',"Param").value();
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unsigned int MAX_GEN = parser.createParam((unsigned int)(100), "maxGen", "Maximum number of generations",'G',"Param").value();
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unsigned int VEC_SIZE = parser.createParam((unsigned int)(2), "vecSize", "Vector size",'V',"Param").value();
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double INIT_POSITION_MIN = parser.createParam(-2.0, "pMin", "Init position min",'N',"Param").value();
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double INIT_POSITION_MAX = parser.createParam(2.0, "pMax", "Init position max",'X',"Param").value();
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double INIT_VELOCITY_MIN = parser.createParam(-1.0, "vMin", "Init velocity min",'n',"Param").value();
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double INIT_VELOCITY_MAX = parser.createParam(1.0, "vMax", "Init velocity max",'x',"Param").value();
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double weight = parser.createParam(1.0, "weight", "Weight",'w',"Param").value();
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double C1 = parser.createParam(0.5, "c1", "C1",'1',"Param").value();
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double C2 = parser.createParam(2.0, "c2t", "C2",'2',"Param").value();
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unsigned int NEIGHBORHOOD_SIZE = parser.createParam((unsigned int)(6), "neighSize", "Neighborhood size",'H',"Param").value();
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rng.reseed (time(0));
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// Stopping
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@ -83,7 +77,6 @@ int main (int __argc, char *__argv[])
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eoCombinedContinue <Indi> continuatorPara (genContPara);
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eoCheckPoint<Indi> checkpoint(continuatorPara);
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// For a parallel evaluation
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peoEvalFunc<Indi, double, const Indi& > plainEval(f);
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peoPopEval< Indi > eval(plainEval);
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@ -107,7 +100,7 @@ int main (int __argc, char *__argv[])
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eoPop < Indi > pop;
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pop.append (POP_SIZE, random);
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// Topology (ie Lesson 6 of ParadisEO-PEO)
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// Topology
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eoLinearTopology<Indi> topology(NEIGHBORHOOD_SIZE);
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eoRealVectorBounds bnds(VEC_SIZE,INIT_VELOCITY_MIN,INIT_VELOCITY_MAX);
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eoStandardVelocity < Indi > velocity (topology,weight,C1,C2,bnds);
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@ -1,3 +1,19 @@
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###### Param ######
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--popSize=20 # -P : Population size
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--maxGen=200 # -G : Maximum number of generations
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--mutEpsilon=0.01 # -e : epsilon for mutation
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--pCross=0.80 # -C : Crossover probability
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--pMut=0.30 # -M : Mutation probability
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--vecSize=2 # -V : Vector size
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--pMin=-2.0 # -N : Init position min
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--pMax=2.0 # -X : Init position max
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--vMin=-1.0 # -n : Init velocity min
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--vMax=1.0 # -x : Init velocity max
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--neighSize=6 # -H : Neighborhood size
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--weight=1.0 # -w : Weight
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--c1=0.5 # -1 : C1
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--c2=2.0 # -2 : C2
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## miscallenous parameters
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--debug=false
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