paradiseo/edo/src/edoNormalMulti.h

83 lines
2.2 KiB
C++

/*
The Evolving Distribution Objects framework (EDO) is a template-based,
ANSI-C++ evolutionary computation library which helps you to write your
own estimation of distribution algorithms.
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; either
version 2.1 of the License, or (at your option) any later version.
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
Copyright (C) 2010 Thales group
*/
/*
Authors:
Johann Dreo <johann.dreo@thalesgroup.com>
Caner Candan <caner.candan@thalesgroup.com>
*/
#ifndef _edoNormalMulti_h
#define _edoNormalMulti_h
#include "edoDistrib.h"
#ifdef WITH_BOOST
#include <boost/numeric/ublas/symmetric.hpp>
#include <boost/numeric/ublas/lu.hpp>
namespace ublas = boost::numeric::ublas;
//! edoNormalMulti< EOT >
template < typename EOT >
class edoNormalMulti : public edoDistrib< EOT >
{
public:
typedef typename EOT::AtomType AtomType;
edoNormalMulti
(
const ublas::vector< AtomType >& mean,
const ublas::symmetric_matrix< AtomType, ublas::lower >& varcovar
)
: _mean(mean), _varcovar(varcovar)
{
assert(_mean.size() > 0);
assert(_mean.size() == _varcovar.size1());
assert(_mean.size() == _varcovar.size2());
}
unsigned int size()
{
assert(_mean.size() == _varcovar.size1());
assert(_mean.size() == _varcovar.size2());
return _mean.size();
}
ublas::vector< AtomType > mean() const {return _mean;}
ublas::symmetric_matrix< AtomType, ublas::lower > varcovar() const {return _varcovar;}
private:
ublas::vector< AtomType > _mean;
ublas::symmetric_matrix< AtomType, ublas::lower > _varcovar;
};
#else
#ifdef WITH_EIGEN
#endif // WITH_EIGEN
#endif // WITH_BOOST
#endif // !_edoNormalMulti_h