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#ifndef _theplu_yat_statistics_vector_function_ |
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#define _theplu_yat_statistics_vector_function_ |
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|
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// $Id$ |
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/* |
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Copyright (C) 2007 Peter Johansson |
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Copyright (C) 2008 Jari Häkkinen, Peter Johansson |
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Copyright (C) 2013 Jari Häkkinen |
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This file is part of the yat library, http://dev.thep.lu.se/yat |
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|
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The yat library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU General Public License as |
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published by the Free Software Foundation; either version 3 of the |
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License, or (at your option) any later version. |
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|
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The yat 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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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 yat. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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#include <cstddef> |
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#include <vector> |
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|
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namespace theplu { |
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namespace yat { |
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namespace statistics { |
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|
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/// |
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/// \brief Interface Class for vector functors. |
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/// |
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struct VectorFunction |
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{ |
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/** |
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\brief Destructor |
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*/ |
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virtual ~VectorFunction(); |
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|
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/** |
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\brief abstract interface |
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*/ |
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virtual double operator()(const std::vector<double>&) const=0; |
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}; |
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/// |
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/// @brief Larget element |
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/// |
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struct Max : public VectorFunction |
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{ |
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/// |
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/// \return Largest element |
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/// |
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double operator()(const std::vector<double>&) const; |
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}; |
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/// |
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/// @brief Median element |
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/// |
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struct Median : public VectorFunction |
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{ |
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/// |
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/// \see statistics::median(std::vector<double>, bool) |
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/// |
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/// \return Median |
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/// |
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double operator()(const std::vector<double>&) const; |
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}; |
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/// |
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/// \brief Mean element |
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/// |
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struct Mean : public VectorFunction |
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{ |
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/// |
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/// \return Mean |
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/// |
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double operator()(const std::vector<double>&) const; |
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}; |
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/// |
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/// \brief Smallest element |
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/// |
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struct Min : public VectorFunction |
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{ |
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/// |
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/// \return Smallest element |
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/// |
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double operator()(const std::vector<double>&) const; |
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}; |
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|
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/** |
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Functor that picks Nth smalles element in a vector. |
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*/ |
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class Nth_Element : public VectorFunction |
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{ |
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public: |
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/// |
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/// \param N equal to 1 gives identical object as Min (but less |
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/// efficient) |
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/// |
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Nth_Element(size_t N); |
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/// |
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/// \return Nth smallest element |
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/// |
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double operator()(const std::vector<double>&) const; |
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private: |
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size_t N_; |
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}; |
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}}} // of namespace statistics, yat, and theplu |
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#endif |