nojhan/paradiseo
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

* Add problems/DTLZ from http://paradiseo.gforge.inria.fr/index.php?n=Problems.DTLZ

Browse source
This commit is contained in:
manu 2014-09-25 15:28:21 +02:00
commit 521c7e5bf5
64 changed files with 4770 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

73
problems/DTLZ/src/DTLZ2Eval.cpp Normal file
View file

@ -0,0 +1,73 @@
/*
* <DTLZ2Eval.cpp>
* Copyright (C) DOLPHIN Project-Team, INRIA Futurs, 2006-2008
* (C) OPAC Team, LIFL, 2002-2008
*
* Arnaud Liefooghe
* Jeremie Humeau
*
* This software is governed by the CeCILL license under French law and
* abiding by the rules of distribution of free software. You can use,
* modify and/ or redistribute the software under the terms of the CeCILL
* license as circulated by CEA, CNRS and INRIA at the following URL
* "http://www.cecill.info".
*
* As a counterpart to the access to the source code and rights to copy,
* modify and redistribute granted by the license, users are provided only
* with a limited warranty and the software's author, the holder of the
* economic rights, and the successive licensors have only limited liability.
*
* In this respect, the user's attention is drawn to the risks associated
* with loading, using, modifying and/or developing or reproducing the
* software by the user in light of its specific status of free software,
* that may mean that it is complicated to manipulate, and that also
* therefore means that it is reserved for developers and experienced
* professionals having in-depth computer knowledge. Users are therefore
* encouraged to load and test the software's suitability as regards their
* requirements in conditions enabling the security of their systems and/or
* data to be ensured and, more generally, to use and operate it in the
* same conditions as regards security.
* The fact that you are presently reading this means that you have had
* knowledge of the CeCILL license and that you accept its terms.
*
* ParadisEO WebSite : http://paradiseo.gforge.inria.fr
* Contact: paradiseo-help@lists.gforge.inria.fr
*
*/
//-----------------------------------------------------------------------------
#include <DTLZ2Eval.h>
#define M_PI 3.14159265358979323846
// Ce code est implémenté à partir de DEME:Dtlz1.cpp
void DTLZ2Eval::operator() (DTLZ & _element)
{
if (_element.invalidObjectiveVector())
{
int nbFun= DTLZ::ObjectiveVector::nObjectives();
int nbVar= _element.size();
int k;
double g;
DTLZObjectiveVector objVec;
k = nbVar - nbFun + 1;
g = 0.0;
for (unsigned i = nbVar - k + 1; i <= nbVar; i++)
g += pow(_element[i-1]-0.5,2);
for (unsigned i = 1; i <= nbFun; i++) {
double f = (1 + g);
for (unsigned j = nbFun - i; j >= 1; j--)
f *= cos(_element[j-1] * M_PI / 2);
if (i > 1)
f *= sin(_element[(nbFun - i + 1) - 1] * M_PI / 2);
objVec[i-1] = f;
}
_element.objectiveVector(objVec);
}
}