Tutos updated

git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@1739 331e1502-861f-0410-8da2-ba01fb791d7f
This commit is contained in:
jhumeau 2010-04-21 08:57:26 +00:00
commit 070fdd01cc
2 changed files with 77 additions and 48 deletions

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@ -44,9 +44,11 @@ using namespace std;
// Define types of the representation solution, different neighbors and neighborhoods // Define types of the representation solution, different neighbors and neighborhoods
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
typedef eoInt<unsigned int> Queen; //Permutation (Queen's problem representation) typedef eoInt<unsigned int> Queen; //Permutation (Queen's problem representation)
typedef moSwapNeighbor<Queen> swapNeighbor ; //swap Neighbor typedef moSwapNeighbor<Queen> swapNeighbor ; //swap Neighbor
typedef moShiftNeighbor<Queen> shiftNeighbor; //shift Neighbor
typedef moSwapNeighborhood<Queen> swapNeighborhood; //classical swap Neighborhood typedef moSwapNeighborhood<Queen> swapNeighborhood; //classical swap Neighborhood
typedef moShiftNeighbor<Queen> shiftNeighbor; //shift Neighbor
typedef moOrderNeighborhood<shiftNeighbor> orderShiftNeighborhood; //order shift Neighborhood (Indexed) typedef moOrderNeighborhood<shiftNeighbor> orderShiftNeighborhood; //order shift Neighborhood (Indexed)
typedef moRndWithoutReplNeighborhood<shiftNeighbor> rndWithoutReplShiftNeighborhood; //random without replacement shift Neighborhood (Indexed) typedef moRndWithoutReplNeighborhood<shiftNeighbor> rndWithoutReplShiftNeighborhood; //random without replacement shift Neighborhood (Indexed)
typedef moRndWithReplNeighborhood<shiftNeighbor> rndWithReplShiftNeighborhood; //random with replacement shift Neighborhood (Indexed) typedef moRndWithReplNeighborhood<shiftNeighbor> rndWithReplShiftNeighborhood; //random with replacement shift Neighborhood (Indexed)

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@ -2,7 +2,7 @@
/** testSimulatedAnnealing.cpp /** testSimulatedAnnealing.cpp
* *
* SV - 29/03/10 * SV - 29/03/10
* * JH - 20/04/10
*/ */
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
@ -22,26 +22,42 @@
using namespace std; using namespace std;
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
// fitness function //Representation and initializer
#include <problems/eval/oneMaxFullEval.h>
#include <problems/bitString/moBitNeighbor.h>
#include <eoInt.h> #include <eoInt.h>
#include <neighborhood/moRndWithReplNeighborhood.h> #include <eoInit.h>
#include <eoScalarFitness.h>
// fitness function
#include <problems/eval/queenFullEval.h>
#include <eval/moFullEvalByModif.h> #include <eval/moFullEvalByModif.h>
#include <eval/moFullEvalByCopy.h> #include <eval/moFullEvalByCopy.h>
#include <comparator/moNeighborComparator.h>
#include <comparator/moSolNeighborComparator.h>
#include <continuator/moTrueContinuator.h>
#include <algo/moLocalSearch.h>
#include <explorer/moSAexplorer.h>
#include <coolingSchedule/moSimpleCoolingSchedule.h>
// REPRESENTATION //Neighbors and Neighborhoods
#include <problems/permutation/moShiftNeighbor.h>
#include <neighborhood/moRndWithReplNeighborhood.h>
//Algorithm and its components
#include <coolingSchedule/moCoolingSchedule.h>
#include <algo/moSA.h>
//comparator
#include <comparator/moSolNeighborComparator.h>
//continuators
#include <continuator/moTrueContinuator.h>
#include <continuator/moCheckpoint.h>
#include <continuator/moFitnessStat.h>
#include <utils/eoFileMonitor.h>
#include <continuator/moCounterMonitorSaver.h>
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
typedef eoBit<unsigned> Indi; // Define types of the representation solution, different neighbors and neighborhoods
typedef moBitNeighbor<unsigned int> Neighbor ; // incremental evaluation //-----------------------------------------------------------------------------
typedef moRndWithReplNeighborhood<Neighbor> Neighborhood ; typedef eoInt<eoMinimizingFitness> Queen; //Permutation (Queen's problem representation)
typedef moShiftNeighbor<Queen> shiftNeighbor; //shift Neighbor
typedef moRndWithReplNeighborhood<shiftNeighbor> rndShiftNeighborhood; //rnd shift Neighborhood (Indexed)
void main_function(int argc, char **argv) void main_function(int argc, char **argv)
{ {
@ -89,7 +105,7 @@ void main_function(int argc, char **argv)
* ========================================================= */ * ========================================================= */
//reproducible random seed: if you don't change SEED above, //reproducible random seed: if you don't change SEED above,
// you'll aways get the same result, NOT a random run // you'll always get the same result, NOT a random run
rng.reseed(seed); rng.reseed(seed);
@ -99,7 +115,7 @@ void main_function(int argc, char **argv)
* *
* ========================================================= */ * ========================================================= */
oneMaxFullEval<Indi> eval; queenFullEval<Queen> fullEval;
/* ========================================================= /* =========================================================
@ -108,10 +124,7 @@ void main_function(int argc, char **argv)
* *
* ========================================================= */ * ========================================================= */
// a Indi random initializer eoInitPermutation<Queen> init(vecSize);
eoUniformGenerator<bool> uGen;
eoInitFixedLength<Indi> random(vecSize, uGen);
/* ========================================================= /* =========================================================
* *
@ -119,20 +132,7 @@ void main_function(int argc, char **argv)
* *
* ========================================================= */ * ========================================================= */
moFullEvalByModif<Neighbor> fulleval(eval); moFullEvalByCopy<shiftNeighbor> shiftEval(fullEval);
//An eval by copy can be used instead of the eval by modif
//moFullEvalByCopy<Neighbor> fulleval(eval);
/* =========================================================
*
* Comparator of neighbors
*
* ========================================================= */
moSolNeighborComparator<Neighbor> solComparator;
/* ========================================================= /* =========================================================
* *
@ -140,7 +140,35 @@ void main_function(int argc, char **argv)
* *
* ========================================================= */ * ========================================================= */
Neighborhood neighborhood(vecSize); rndShiftNeighborhood rndShiftNH(pow(vecSize-1, 2));
/* =========================================================
*
* the local search algorithm
*
* ========================================================= */
moSA<shiftNeighbor> localSearch1(rndShiftNH, fullEval, shiftEval);
/* =========================================================
*
* execute the local search from random solution
*
* ========================================================= */
Queen solution1, solution2;
init(solution1);
fullEval(solution1);
std::cout << "#########################################" << std::endl;
std::cout << "initial solution1: " << solution1 << std::endl ;
localSearch1(solution1);
std::cout << "final solution1: " << solution1 << std::endl ;
std::cout << "#########################################" << std::endl;
/* ========================================================= /* =========================================================
@ -150,45 +178,44 @@ void main_function(int argc, char **argv)
* ========================================================= */ * ========================================================= */
// initial temp, factor of decrease, number of steps without decrease, final temp. // initial temp, factor of decrease, number of steps without decrease, final temp.
moSimpleCoolingSchedule<Indi> coolingSchedule(10, 0.9, 1, 0.01); moSimpleCoolingSchedule<Queen> coolingSchedule(1, 0.9, 100, 0.01);
/* ========================================================= /* =========================================================
* *
* a neighborhood explorer solution * Comparator of neighbors
* *
* ========================================================= */ * ========================================================= */
moSAexplorer<Neighbor> explorer(neighborhood, fulleval, solComparator, coolingSchedule); moSolNeighborComparator<shiftNeighbor> solComparator;
/* ========================================================= /* =========================================================
* *
* the local search algorithm * Example of Checkpointing
* *
* ========================================================= */ * ========================================================= */
moTrueContinuator<Neighbor> continuator;//always continue moTrueContinuator<shiftNeighbor> continuator;//always continue
moCheckpoint<shiftNeighbor> checkpoint(continuator);
moFitnessStat<Queen> fitStat;
checkpoint.add(fitStat);
eoFileMonitor monitor("fitness.out", "");
moCounterMonitorSaver countMon(100, monitor);
checkpoint.add(countMon);
monitor.add(fitStat);
moLocalSearch<Neighbor> localSearch(explorer, continuator, eval); moSA<shiftNeighbor> localSearch2(rndShiftNH, fullEval, shiftEval, coolingSchedule, solComparator, checkpoint);
/* ========================================================= init(solution2);
*
* execute the local search from random sollution
*
* ========================================================= */
Indi solution; fullEval(solution2);
random(solution); std::cout << "#########################################" << std::endl;
std::cout << "initial solution2: " << solution2 << std::endl ;
//Can be eval here, else it will be done at the beginning of the localSearch localSearch2(solution2);
//eval(solution);
std::cout << "initial: " << solution << std::endl ;
localSearch(solution);
std::cout << "final: " << solution << std::endl ;
std::cout << "final solution2: " << solution2 << std::endl ;
std::cout << "#########################################" << std::endl;
} }
// A main that catches the exceptions // A main that catches the exceptions