60 lines
2.1 KiB
C++
60 lines
2.1 KiB
C++
// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
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//-----------------------------------------------------------------------------
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// eoSharingSelect.h
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// (c) GeNeura Team, 1998, Maarten Keijzer 2000, Marc Schoenauer 2001
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/*
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Contact: Marc.Schoenauer@polytechnique.fr
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mak@dhi.dk
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*/
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//-----------------------------------------------------------------------------
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#ifndef eoSharingSelect_h
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#define eoSharingSelect_h
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//-----------------------------------------------------------------------------
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#include <eoSelectFromWorth.h>
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#include <eoSharing.h>
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/** eoSharingSelect: select an individual by roulette wheel
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* on its SHARED fitness. It is an eoRouletteWorthSelect,
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* i.e. a selector using a std::vector of worthes
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* rather than the raw fitness (see eoSelectFromWorth.h)
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* It uses an internal eoSharing object which is
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* an eoPerf2Worth<EOT, double>
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* @ingroup Selectors
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*/
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template <class EOT>
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class eoSharingSelect: public eoRouletteWorthSelect<EOT, double>
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{
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public:
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/** Ctor:
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* @param _sigma the sigma_share
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* @param _dist the distance object to use
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*/
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eoSharingSelect(double _sigma, eoDistance<EOT> & _dist):
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eoRouletteWorthSelect<EOT, double>(sharing), sharing(_sigma, _dist) {}
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private :
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eoSharing<EOT> sharing; // derived from eoPerf2Worth
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};
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/** @example t-eoSharing.cpp
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*/
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#endif
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