168 lines
4.8 KiB
C++
168 lines
4.8 KiB
C++
/*
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(c) Thales group, 2010
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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 Lesser General Public
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License as published by the Free Software Foundation;
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version 2 of the License.
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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: http://eodev.sourceforge.net
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Authors:
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Lionel Parreaux <lionel.parreaux@gmail.com>
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*/
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#include <mo>
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#include <eo>
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#include <es.h>
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#include <edo>
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#include <edoBounderUniform.h>
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#include "neighborhood/moRealNeighbor.h"
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#include "neighborhood/moRealNeighborhood.h"
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#include "sampling/moStdDevEstimator.h"
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#include "coolingSchedule/moTrikiCoolingSchedule.h"
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typedef eoReal< eoMinimizingFitness > EOT;
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typedef moRealNeighbor< EOT > Neighbor;
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double objective_function(const EOT & sol)
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{
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double sum = 0;
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for ( size_t i = 0; i < sol.size(); ++i )
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{
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sum += sol[i] * sol[i];
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}
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return sum;
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}
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int main( int ac, char** av )
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{
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eoParser parser( ac, av );
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eoState state;
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eoEvalFuncPtr< EOT, double > eval( objective_function );
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moFullEvalByCopy< Neighbor > neval( eval );
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int dimSize = 15;
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//-------------------------------------------------------
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// Parameters
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//-------------------------------------------------------
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std::string section( "Temperature initialization paramaters" );
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unsigned int dimension_size = parser.getORcreateParam( (unsigned int)dimSize, "dimension-size", "Dimension size", 'd', section ).value();
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double jump_bound = parser.getORcreateParam( (double)1, "jump-bound", "Bound of jump", '\0', section ).value();
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unsigned int maxiter = parser.getORcreateParam( (unsigned int)10, "max-iter", "Maximum number of iterations", '\0', section ).value();
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//-------------------------------------------------------
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//-------------------------------------------------------
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// Instanciate needed classes
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//-------------------------------------------------------
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edoUniform< EOT > distrib( EOT(dimension_size, -1 * jump_bound), EOT(dimension_size, 1 * jump_bound) );
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edoBounder< EOT > bounder_search( EOT(dimension_size, -10), EOT(dimension_size, 10) );
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edoSamplerUniform< EOT > sampler( bounder_search );
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moRealNeighborhood< edoUniform< EOT >, Neighbor > neighborhood( distrib, sampler, bounder_search );
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moStdDevEstimator< EOT, Neighbor > init( maxiter, neighborhood, eval );
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//-------------------------------------------------------
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//-------------------------------------------------------
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// Help + Verbose routines
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//-------------------------------------------------------
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if (parser.userNeedsHelp())
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{
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parser.printHelp(std::cout);
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exit(1);
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}
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make_help(parser);
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//-------------------------------------------------------
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EOT solution(dimSize, 5);
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std::cout << "init temp: "
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<< init( solution )
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<< std::endl;
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moTrueContinuator<Neighbor> continuator;
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moCheckpoint<Neighbor> checkpoint(continuator);
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moFitnessStat<EOT> fitStat;
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checkpoint.add(fitStat);
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eoFileMonitor monitor("triki.out", "");
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//eoGnuplot1DMonitor monitor2("trikignu.out", true);
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moCounterMonitorSaver countMon(100, monitor);
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checkpoint.add(countMon);
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//moCounterMonitorSaver gnuMon (1, monitor2);
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//checkpoint.add(gnuMon);
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monitor.add(fitStat);
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//monitor2.add(fitStat);
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double stdDevEst = init( solution );
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moTrikiCoolingSchedule<EOT> coolingSchedule (
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stdDevEst,
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stdDevEst,
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//50,
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150,//200, //150,
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//100
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250//350 // 250
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);
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//moSA<Neighbor> localSearch(neighborhood, eval, neval, coolingSchedule, checkpoint);
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//moSA<Neighbor> localSearch(neighborhood, eval, neval);
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//moSA<Neighbor> localSearch(neighborhood, eval, coolingSchedule, neval, checkpoint);
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//moSA<Neighbor> localSearch(neighborhood, eval, coolingSchedule);
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moSA<Neighbor> localSearch(neighborhood, eval, coolingSchedule, neval, checkpoint);
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std::cout << "#########################################" << std::endl;
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std::cout << "initial solution1: " << solution << std::endl ;
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localSearch(solution);
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std::cout << "final solution1: " << solution << std::endl ;
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std::cout << "#########################################" << std::endl;
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return 0;
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}
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