doc de moSimpleHCexplorer
git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@1657 331e1502-861f-0410-8da2-ba01fb791d7f
This commit is contained in:
parent
0c7e11a8b5
commit
69fc53a6be
2 changed files with 68 additions and 28 deletions
|
|
@ -3,6 +3,9 @@
|
|||
|
||||
#include <explorer/moNeighborhoodExplorer.h>
|
||||
|
||||
/**
|
||||
* Explorer for a simple Hill-climbing
|
||||
*/
|
||||
template< class Neighborhood >
|
||||
class moSimpleHCexplorer : public moNeighborhoodExplorer<Neighborhood>
|
||||
{
|
||||
|
|
@ -14,70 +17,106 @@ public:
|
|||
using moNeighborhoodExplorer<Neighborhood>::eval;
|
||||
using moNeighborhoodExplorer<Neighborhood>::comparator;
|
||||
|
||||
// empty constructor
|
||||
/**
|
||||
* Constructor
|
||||
* @param _neighborhood the neighborhood
|
||||
* @param _eval the evaluation function
|
||||
* @param _comparator a neighbor comparator
|
||||
*/
|
||||
moSimpleHCexplorer(Neighborhood& _neighborhood, moEval<Neighbor>& _eval, moNeighborComparator<Neighbor>& _comparator) : moNeighborhoodExplorer<Neighborhood>(_neighborhood, _eval, _comparator){
|
||||
isAccept = false;
|
||||
current=new Neighbor();
|
||||
best=new Neighbor();
|
||||
}
|
||||
|
||||
virtual void initParam (EOT & solution) { } ;
|
||||
/**
|
||||
* initParam: NOTHING TO DO
|
||||
*/
|
||||
virtual void initParam(EOT & solution){};
|
||||
|
||||
virtual void updateParam (EOT & solution) { } ;
|
||||
/**
|
||||
* updateParam: NOTHING TO DO
|
||||
*/
|
||||
virtual void updateParam(EOT & solution){};
|
||||
|
||||
virtual void terminate (EOT & solution) { } ;
|
||||
/**
|
||||
* terminate: NOTHING TO DO
|
||||
*/
|
||||
virtual void terminate(EOT & solution){};
|
||||
|
||||
virtual void operator() (EOT & solution) {
|
||||
/**
|
||||
* Explore the neighborhood of a solution
|
||||
* @param _solution
|
||||
*/
|
||||
virtual void operator()(EOT & _solution){
|
||||
|
||||
//est qu'on peut initializer
|
||||
//Test if _solution has a Neighbor
|
||||
if(neighborhood.hasNeighbor(_solution)){
|
||||
//init the first neighbor
|
||||
neighborhood.init(_solution, (*current));
|
||||
|
||||
if(neighborhood.hasNeighbor(solution)){
|
||||
neighborhood.init(solution, (*current));
|
||||
|
||||
eval(solution, (*current));
|
||||
|
||||
std::cout <<"sol et neighbor:"<< solution << ", "<< (*current) << std::endl;
|
||||
//eval the _solution moved with the neighbor and stock the result in the neighbor
|
||||
eval(_solution, (*current));
|
||||
|
||||
//initialize the best neighbor
|
||||
(*best) = (*current);
|
||||
|
||||
while (neighborhood.cont(solution)) {
|
||||
neighborhood.next(solution, (*current));
|
||||
|
||||
eval(solution, (*current));
|
||||
std::cout <<"sol et neighbor:"<< solution << ", "<< (*current) << std::endl;
|
||||
//test all others neighbors
|
||||
while (neighborhood.cont(_solution)) {
|
||||
//next neighbor
|
||||
neighborhood.next(_solution, (*current));
|
||||
//eval
|
||||
eval(_solution, (*current));
|
||||
//if we found a better neighbor, update the best
|
||||
if (comparator((*current), (*best))) {
|
||||
(*best) = (*current);
|
||||
}
|
||||
}
|
||||
}
|
||||
else{
|
||||
//if _solution hasn't neighbor,
|
||||
isAccept=false;
|
||||
}
|
||||
};
|
||||
|
||||
virtual bool isContinue(EOT & solution) {
|
||||
/**
|
||||
* continue if a move is accepted
|
||||
* @param _solution the solution
|
||||
* @return true if an ameliorated neighbor was be found
|
||||
*/
|
||||
virtual bool isContinue(EOT & _solution) {
|
||||
return isAccept ;
|
||||
};
|
||||
|
||||
virtual void move(EOT & solution) {
|
||||
|
||||
(*best).move(solution);
|
||||
|
||||
solution.fitness((*best).fitness());
|
||||
/**
|
||||
* move the solution with the best neighbor
|
||||
* @param _solution the solution to move
|
||||
*/
|
||||
virtual void move(EOT & _solution) {
|
||||
//move the solution
|
||||
(*best).move(_solution);
|
||||
//update its fitness
|
||||
_solution.fitness((*best).fitness());
|
||||
};
|
||||
|
||||
virtual bool accept(EOT & solution) {
|
||||
if(neighborhood.hasNeighbor(solution)){
|
||||
isAccept = (solution.fitness() < (*best).fitness()) ;
|
||||
/**
|
||||
* accept test if an amelirated neighbor was be found
|
||||
* @param _solution the solution
|
||||
* @return true if the best neighbor ameliorate the fitness
|
||||
*/
|
||||
virtual bool accept(EOT & _solution) {
|
||||
if(neighborhood.hasNeighbor(_solution)){
|
||||
isAccept = (_solution.fitness() < (*best).fitness()) ;
|
||||
}
|
||||
return isAccept;
|
||||
};
|
||||
|
||||
private:
|
||||
|
||||
// attention il faut que le constructeur vide existe
|
||||
// attention il faut que le constructeur vide existe
|
||||
//(Pointeurs) on the best and the current neighbor
|
||||
Neighbor* best;
|
||||
|
||||
Neighbor* current;
|
||||
|
||||
// true if the move is accepted
|
||||
|
|
|
|||
|
|
@ -41,6 +41,7 @@ using namespace std;
|
|||
#include <neighborhood/moBitNeighborhood.h>
|
||||
|
||||
#include <eval/moFullEvalByModif.h>
|
||||
#include <eval/moFullEvalByCopy.h>
|
||||
|
||||
|
||||
#include <oneMaxBitNeighbor.h>
|
||||
|
|
@ -124,7 +125,7 @@ void main_function(int argc, char **argv)
|
|||
|
||||
FuncOneMax<Indi> eval(vecSize);
|
||||
|
||||
moFullEvalByModif<moBitNeighbor<unsigned int> > fulleval(eval);
|
||||
moFullEvalByCopy<moBitNeighbor<unsigned int> > fulleval(eval);
|
||||
|
||||
/* =========================================================
|
||||
*
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue