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Stat object to compute ratio of feasible indviduals in a pop using eoDualFitness

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This commit is contained in:
Johann Dreo 2010-10-25 09:50:50 +02:00
commit 47c4f58eb8
3 changed files with 89 additions and 3 deletions
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65
eo/src/utils/eoFeasibleRatioStat.h Normal file
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/*
(c) 2010 Thales group
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; version 2
of the License.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Contact: http://eodev.sourceforge.net
Authors:
Johann Dréo <johann.dreo@thalesgroup.com>
*/
#ifndef _eoFeasibleRatioStat_h_
#define _eoFeasibleRatioStat_h_
#include <algorithm>
#include <eoDualFitness.h>
#include <utils/eoLogger.h>
#include "eoStat.h"
//! Ratio of the number of individuals with a feasible dual fitness in the population (@see eoDualFitness)
template<class EOT>
class eoFeasibleRatioStat : public eoStat< EOT, double >
{
public:
using eoStat<EOT, double>::value;
eoFeasibleRatioStat( std::string description = "FeasibleRatio" ) : eoStat<EOT,double>( 0.0, description ) {}
virtual void operator()( const eoPop<EOT> & pop )
{
#ifndef NDEBUG
assert( pop.size() > 0 );
double count = static_cast<double>( std::count_if( pop.begin(), pop.end(), eoIsFeasible<EOT> ) );
double size = static_cast<double>( pop.size() );
double ratio = count/size;
eo::log << eo::xdebug << "eoFeasibleRatioStat: " << count << " / " << size << " = " << ratio << std::endl;
value() = ratio;
#else
value() = static_cast<double>( std::count_if( pop.begin(), pop.end(), eoIsFeasible<EOT> ) ) / static_cast<double>( pop.size() );
#endif
}
virtual std::string className(void) const { return "eoFeasibleRatioStat"; }
};
#endif // _eoFeasibleRatioStat_h_

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eo/src/utils/eoStat.h
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//-----------------------------------------------------------------------------
// eoStat.h
// (c) Marc Schoenauer, Maarten Keijzer and GeNeura Team, 2000
// (c) 2010 Thales group
/*
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
@ -18,9 +19,13 @@
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Contact: todos@geneura.ugr.es, http://geneura.ugr.es
Marc.Schoenauer@polytechnique.fr
mkeijzer@dhi.dk
Contact: http://eodev.sourceforge.net
Authors:
todos@geneura.ugr.es, http://geneura.ugr.es
Marc.Schoenauer@polytechnique.fr
mkeijzer@dhi.dk
Johann Dréo <johann.dreo@thalesgroup.com>
*/
//-----------------------------------------------------------------------------