87 lines
2.5 KiB
C++
87 lines
2.5 KiB
C++
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
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//-----------------------------------------------------------------------------
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// t-eobreeder.cpp
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// This program test the breeder object
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// (c) GeNeura Team, 1998
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/*
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Contact: todos@geneura.ugr.es, http://geneura.ugr.es
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*/
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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 <ga/eoBin.h> // eoBin, eoPop, eoBreeder
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#include <eoPop.h>
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#include <ga/eoBitOp.h>
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#include <eoProportionalOpSel.h>
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#include <eoBreeder.h>
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//-----------------------------------------------------------------------------
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typedef eoBin<float> Chrom;
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#include "binary_value.h"
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//-----------------------------------------------------------------------------
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main()
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{
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const unsigned POP_SIZE = 8, CHROM_SIZE = 4;
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unsigned i;
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eoBinRandom<Chrom> random;
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eoPop<Chrom> pop;
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BinaryValue eval;
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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 << pop[i] << " " << pop[i].fitness() << std::endl;
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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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breeder(pop);
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// reevaluation of fitness
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for_each(pop.begin(), pop.end(), BinaryValue());
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std::cout << "new population:" << std::endl;
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for (i = 0; i < pop.size(); ++i)
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std::cout << 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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