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Lesson7 and Lesson8 added

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git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@924 331e1502-861f-0410-8da2-ba01fb791d7f
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canape 2008-02-04 15:34:40 +00:00
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trunk/paradiseo-peo/tutorial/Lesson7/main.cpp Normal file
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#include <peo>
#include <es.h>
typedef eoReal<double> Indi;
double f (const Indi & _indi)
{
double sum;
sum=_indi[1]-pow(_indi[0],2);
sum=100*pow(sum,2);
sum+=pow((1-_indi[0]),2);
return (-sum);
}
// Communications between 2 EA and 1 archive
int main (int __argc, char *__argv[])
{
peo :: init( __argc, __argv );
const unsigned int VEC_SIZE = 2;
const unsigned int POP_SIZE = 20;
const unsigned int MAX_GEN = 100;
const double INIT_POSITION_MIN = -2.0;
const double INIT_POSITION_MAX = 2.0;
const float CROSS_RATE = 0.8;
const double EPSILON = 0.01;
const float MUT_RATE = 0.3;
const unsigned int MIG_FREQ = 2;
const unsigned int MIG_SIZE = 2;
rng.reseed (time(0));
// Archive
peoEvalFunc<Indi > plainEval(f);
eoEvalFuncCounter < Indi > firstEval(plainEval);
eoPopLoopEval < Indi > evalArchive(firstEval);
eoUniformGenerator < double > uGenArchive (INIT_POSITION_MIN, INIT_POSITION_MAX);
eoInitFixedLength < Indi > randomArchive (VEC_SIZE, uGenArchive);
peoPop < Indi > empty_pop,archive;
archive.append(POP_SIZE, randomArchive);
evalArchive (empty_pop,archive);
archive.sort();
if (getNodeRank()==1)
std::cout << "Archive before :\n" << archive << std::endl;
// First algorithm
/*****************************************************************************************/
RingTopology topology;
eoGenContinue < Indi > genContPara (MAX_GEN);
eoCombinedContinue <Indi> continuatorPara (genContPara);
eoCheckPoint<Indi> checkpoint(continuatorPara);
peoEvalFunc<Indi> mainEval( f );
peoPopEval <Indi> eval(mainEval);
eoUniformGenerator < double >uGen (INIT_POSITION_MIN, INIT_POSITION_MAX);
eoInitFixedLength < Indi > random (VEC_SIZE, uGen);
eoBestSelect<Indi> selectionStrategy;
eoSelectNumber<Indi> select(selectionStrategy,POP_SIZE);
eoSegmentCrossover<Indi> crossover;
eoUniformMutation<Indi> mutation(EPSILON);
peoTransform<Indi> transform(crossover,CROSS_RATE,mutation,MUT_RATE);
peoPop < Indi > pop;
pop.append (POP_SIZE, random);
eoPlusReplacement<Indi> replace;
eoBestSelect <Indi> mig_select_one;
eoSelector <Indi, peoPop<Indi> > mig_select (mig_select_one,MIG_SIZE,pop);
eoReplace <Indi, peoPop<Indi> > mig_replace (replace,pop);
eoPeriodicContinue< Indi > mig_cont( MIG_FREQ );
eoContinuator<Indi> cont(mig_cont, pop);
peoAsyncIslandMig< peoPop<Indi>, peoPop<Indi> > mig(cont,mig_select, mig_replace, topology);
checkpoint.add(mig);
eoRandomSelect<Indi> mig_select_oneArchive;
eoSelector <Indi, peoPop<Indi> > mig_selectArchive (mig_select_oneArchive,MIG_SIZE,archive);
eoReplace <Indi, peoPop<Indi> > mig_replaceArchive (replace,archive);
eoPeriodicContinue< Indi > mig_contArchive( MIG_FREQ );
eoContinuator<Indi> contArchive(mig_contArchive, pop);
peoAsyncIslandMig< peoPop<Indi>, peoPop<Indi> > migArchive(contArchive,mig_selectArchive, mig_replaceArchive, topology);
checkpoint.add(migArchive);
eoEasyEA< Indi > eaAlg( checkpoint, eval, select, transform, replace );
peoWrapper parallelEA( eaAlg, pop);
eval.setOwner(parallelEA);
transform.setOwner(parallelEA);
mig.setOwner(parallelEA);
migArchive.setOwner(parallelEA);
// Second algorithm
/*****************************************************************************************/
eoGenContinue < Indi > genContPara2 (MAX_GEN);
eoCombinedContinue <Indi> continuatorPara2 (genContPara2);
eoCheckPoint<Indi> checkpoint2(continuatorPara2);
peoEvalFunc<Indi> mainEval2( f );
peoPopEval <Indi> eval2(mainEval2);
eoUniformGenerator < double >uGen2 (INIT_POSITION_MIN, INIT_POSITION_MAX);
eoInitFixedLength < Indi > random2 (VEC_SIZE, uGen2);
eoBestSelect<Indi> selectionStrategy2;
eoSelectNumber<Indi> select2(selectionStrategy2,POP_SIZE);
eoSegmentCrossover<Indi> crossover2;
eoUniformMutation<Indi> mutation2(EPSILON);
peoTransform<Indi> transform2(crossover2,CROSS_RATE,mutation2,MUT_RATE);
peoPop < Indi > pop2;
pop2.append (POP_SIZE, random2);
eoPlusReplacement<Indi> replace2;
eoBestSelect <Indi> mig_select_one2;
eoSelector <Indi, peoPop<Indi> > mig_select2 (mig_select_one2,MIG_SIZE,pop2);
eoReplace <Indi, peoPop<Indi> > mig_replace2 (replace2,pop2);
eoPeriodicContinue< Indi > mig_cont2( MIG_FREQ );
eoContinuator<Indi> cont2(mig_cont2, pop2);
peoAsyncIslandMig< peoPop<Indi>, peoPop<Indi> > mig2(cont2,mig_select2, mig_replace2, topology);
checkpoint2.add(mig2);
eoRandomSelect<Indi> mig_select_oneArchive2;
eoSelector <Indi, peoPop<Indi> > mig_selectArchive2 (mig_select_oneArchive2,MIG_SIZE,archive);
eoReplace <Indi, peoPop<Indi> > mig_replaceArchive2 (replace2,archive);
eoPeriodicContinue< Indi > mig_contArchive2( MIG_FREQ );
eoContinuator<Indi> contArchive2(mig_contArchive2, pop2);
peoAsyncIslandMig< peoPop<Indi>, peoPop<Indi> > migArchive2(contArchive2,mig_selectArchive2, mig_replaceArchive2, topology);
checkpoint2.add(migArchive2);
eoEasyEA< Indi > eaAlg2( checkpoint2, eval2, select2, transform2, replace2 );
peoWrapper parallelEA2( eaAlg2, pop2);
eval2.setOwner(parallelEA2);
transform2.setOwner(parallelEA2);
mig2.setOwner(parallelEA2);
migArchive2.setOwner(parallelEA2);
peo :: run();
peo :: finalize();
if (getNodeRank()==1)
{
pop.sort();
pop2.sort();
archive.sort();
std::cout << "Final population 1 :\n" << pop << std::endl;
std::cout << "Final population 2 :\n" << pop2 << std::endl;
std::cout << "Archive after :\n" << archive << std::endl;
}
}