84 lines
1.9 KiB
C++
84 lines
1.9 KiB
C++
//-----------------------------------------------------------------------------
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// t-eoEasyEA.cpp
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//-----------------------------------------------------------------------------
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#ifndef __GNUG__
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// to avoid long name warnings
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#pragma warning(disable:4786)
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#endif // __GNUG__
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#include <eo>
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#include "binary_value.h"
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//-----------------------------------------------------------------------------
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typedef eoBin<float> Chrom;
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//-----------------------------------------------------------------------------
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main()
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{
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const unsigned POP_SIZE = 8, CHROM_SIZE = 16;
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unsigned i;
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// a chromosome randomizer
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eoBinRandom<Chrom> random;
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// the populations:
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eoPop<Chrom> pop;
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// Evaluation
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eoEvalFuncPtr<Chrom> eval( binary_value );
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for (i = 0; i < POP_SIZE; ++i)
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{
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Chrom chrom(CHROM_SIZE);
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random(chrom);
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eval(chrom);
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pop.push_back(chrom);
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}
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std::cout << "population:" << std::endl;
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for (i = 0; i < pop.size(); ++i)
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std::cout << "\t" << pop[i] << " " << pop[i].fitness() << std::endl;
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// selection
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eoLottery<Chrom> lottery;
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// breeder
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eoBinBitFlip<Chrom> bitflip;
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eoBinCrossover<Chrom> xover;
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eoProportionalOpSel<Chrom> propSel;
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eoBreeder<Chrom> breeder( propSel );
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propSel.addOp(bitflip, 0.25);
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propSel.addOp(xover, 0.75);
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// replacement
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eoInclusion<Chrom> inclusion;
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// Terminators
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eoFitTerm<Chrom> term( pow(2.0, CHROM_SIZE), 1 );
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// GA generation
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eoEasyEA<Chrom> ea(lottery, breeder, inclusion, eval, term);
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// evolution
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try
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{
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ea(pop);
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}
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catch (std::exception& e)
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{
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std::cout << "exception: " << e.what() << std::endl;;
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exit(EXIT_FAILURE);
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}
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std::cout << "pop" << std::endl;
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for (i = 0; i < pop.size(); ++i)
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std::cout << "\t" << pop[i] << " " << pop[i].fitness() << std::endl;
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return 0;
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}
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//-----------------------------------------------------------------------------
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