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peo: lessons 1,2 and 3 modified

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git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@999 331e1502-861f-0410-8da2-ba01fb791d7f
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canape 2008-02-22 10:44:06 +00:00
commit 93f0cfd82e
8 changed files with 123 additions and 79 deletions
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37
trunk/paradiseo-peo/tutorial/Lesson1/mainPSO.cpp
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@ -1,7 +1,7 @@
/*
* <main.cpp>
* Copyright (C) DOLPHIN Project-Team, INRIA Futurs, 2006-2007
* (C) OPAC Team, INRIA, 2007
* Copyright (C) DOLPHIN Project-Team, INRIA Futurs, 2006-2008
* (C) OPAC Team, INRIA, 2008
*
* Clive Canape
*
@ -39,7 +39,6 @@
typedef eoRealParticle < double >Indi;
//Evaluation function
double f (const Indi & _indi)
{
// Rosenbrock function f(x) = 100*(x[1]-x[0]^2)^2+(1-x[0])^2
@ -55,27 +54,22 @@ double f (const Indi & _indi)
int main (int __argc, char *__argv[])
{
// Initialization of the parallel environment : thanks this instruction, ParadisEO-PEO can initialize himself
peo :: init( __argc, __argv );
//Parameters
const unsigned int VEC_SIZE = 2; // Don't change this parameter when you are resolving the Rosenbrock function
const unsigned int POP_SIZE = 20; // As with a sequential algorithm, you change the size of the population
const unsigned int NEIGHBORHOOD_SIZE= 6; // This parameter define the neighborhoods in the PSO's topology
const unsigned int MAX_GEN = 150; // Define the number of maximal generation
const double INIT_POSITION_MIN = -2.0; // For initialize x
const double INIT_POSITION_MAX = 2.0; // In the case of the Rosenbrock function : -2 < x[i] < 2
const double INIT_VELOCITY_MIN = -1.;
const double INIT_VELOCITY_MAX = 1.;
const double weight = 1;
const double C1 = 0.5;
const double C2 = 2.;
eoParser parser(__argc, __argv);
unsigned int POP_SIZE = parser.createParam((unsigned int)(20), "popSize", "Population size",'P',"Param").value();
unsigned int MAX_GEN = parser.createParam((unsigned int)(100), "maxGen", "Maximum number of generations",'G',"Param").value();
unsigned int VEC_SIZE = parser.createParam((unsigned int)(2), "vecSize", "Vector size",'V',"Param").value();
double INIT_POSITION_MIN = parser.createParam(-2.0, "pMin", "Init position min",'N',"Param").value();
double INIT_POSITION_MAX = parser.createParam(2.0, "pMax", "Init position max",'X',"Param").value();
double INIT_VELOCITY_MIN = parser.createParam(-1.0, "vMin", "Init velocity min",'n',"Param").value();
double INIT_VELOCITY_MAX = parser.createParam(1.0, "vMax", "Init velocity max",'x',"Param").value();
double weight = parser.createParam(1.0, "weight", "Weight",'w',"Param").value();
double C1 = parser.createParam(0.5, "c1", "C1",'1',"Param").value();
double C2 = parser.createParam(2.0, "c2t", "C2",'2',"Param").value();
unsigned int NEIGHBORHOOD_SIZE = parser.createParam((unsigned int)(6), "neighSize", "Neighborhood size",'H',"Param").value();
rng.reseed (time(0));
// Stopping
@ -83,7 +77,6 @@ int main (int __argc, char *__argv[])
eoCombinedContinue <Indi> continuatorPara (genContPara);
eoCheckPoint<Indi> checkpoint(continuatorPara);
// For a parallel evaluation
peoEvalFunc<Indi, double, const Indi& > plainEval(f);
peoPopEval< Indi > eval(plainEval);
@ -107,7 +100,7 @@ int main (int __argc, char *__argv[])
eoPop < Indi > pop;
pop.append (POP_SIZE, random);
// Topology (ie Lesson 6 of ParadisEO-PEO)
// Topology
eoLinearTopology<Indi> topology(NEIGHBORHOOD_SIZE);
eoRealVectorBounds bnds(VEC_SIZE,INIT_VELOCITY_MIN,INIT_VELOCITY_MAX);
eoStandardVelocity < Indi > velocity (topology,weight,C1,C2,bnds);