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65 lines
1.8 KiB
C++
65 lines
1.8 KiB
C++
/*
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* Minimizer.hpp, part of LatAnalyze 3
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*
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* Copyright (C) 2013 - 2014 Antonin Portelli
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*
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* LatAnalyze 3 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* LatAnalyze 3 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with LatAnalyze 3. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef Latan_Minimizer_hpp_
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#define Latan_Minimizer_hpp_
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#include <latan/Global.hpp>
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#include <latan/Function.hpp>
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#include <latan/Mat.hpp>
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BEGIN_NAMESPACE
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/******************************************************************************
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* Abstract minimizer class *
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******************************************************************************/
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class Minimizer
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{
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public:
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enum class Verbosity
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{
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Silent = 0,
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Normal = 1,
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Debug = 2
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};
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public:
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// constructor
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explicit Minimizer(Verbosity verbosity = Verbosity::Silent);
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// destructor
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virtual ~Minimizer(void) = default;
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// access
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Index getDim(void) const;
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Verbosity getVerbosity(void) const;
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void setInit(const DVec &x0);
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void setVerbosity(const Verbosity verbosity);
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// minimization
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virtual const DVec & operator()(const DoubleFunction &f) = 0;
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protected:
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// access
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DVec & getState(void);
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private:
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DVec x_;
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Verbosity verbosity_;
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};
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END_NAMESPACE
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#endif // Latan_Minimizer_hpp_
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