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#ifndef _theplu_yat_classifier_dataLookup_weighted_1D_ |
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#define _theplu_yat_classifier_dataLookup_weighted_1D_ |
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|
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// $Id$ |
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|
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/* |
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Copyright (C) 2006 Jari Häkkinen, Peter Johansson |
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Copyright (C) 2007 Peter Johansson, Markus Ringnér |
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Copyright (C) 2008 Jari Häkkinen, Peter Johansson, Markus Ringnér |
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Copyright (C) 2009 Peter Johansson |
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|
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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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|
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#include "MatrixLookupWeighted.h" |
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#include "yat/utility/Container2DIterator.h" |
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#include "yat/utility/StrideIterator.h" |
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|
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#include <utility> |
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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 classifier { |
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|
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/// |
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/// @brief Class for general weighted vector view. |
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/// |
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/// @see MatrixLookupWeighted |
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/// |
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class DataLookupWeighted1D |
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{ |
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|
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public: |
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/** |
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value_type is DataWeight |
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|
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\since New in yat 0.5 |
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*/ |
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typedef utility::DataWeight value_type; |
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|
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/** |
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const_reference type is const DataWeight |
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|
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\since New in yat 0.5 |
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*/ |
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typedef const utility::DataWeight const_reference; |
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|
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/// 'Read Only' iterator |
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typedef MatrixLookupWeighted::const_row_iterator const_iterator; |
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|
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/// |
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/// Constructor. |
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/// |
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/// \param m MatrixLookupWeighted to look into |
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/// @param row_vector if true (default) DataLookup1D is |
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/// looking into a row of MatrixLookupWeighted, otherwise looking into |
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/// a column. @param index which row/column to look into. |
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/// |
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DataLookupWeighted1D(const MatrixLookupWeighted& m, const size_t index, |
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const bool row_vector); |
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|
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/// |
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/// Copy constructor |
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/// |
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DataLookupWeighted1D(const DataLookupWeighted1D&); |
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|
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/// |
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/// Construct DataLookup1D that owns its underlying matrix. Object |
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/// has size \a size and all its element is equal to \a value. |
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/// |
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DataLookupWeighted1D(const size_t size, double value=0, double weight=1); |
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|
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/// |
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/// @brief Destructor |
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/// |
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virtual ~DataLookupWeighted1D(); |
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|
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/** |
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\return 'Read Only' iterator to beginning of DataLookupWeighted1D. |
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*/ |
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const_iterator begin() const; |
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|
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/** |
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\return data(i) |
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*/ |
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double data(const size_t i) const; |
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|
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/** |
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\return 'Read Only' iterator to end of DataLookupWeighted1D. |
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*/ |
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const_iterator end() const; |
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|
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/// |
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/// @return number of elements |
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/// |
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size_t size(void) const; |
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|
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/// |
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/// @return weight(i) |
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/// |
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double weight(const size_t i) const; |
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|
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/** |
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\brief access operator |
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*/ |
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const_reference operator()(const size_t i) const; |
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|
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private: |
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const DataLookupWeighted1D& operator=(const DataLookupWeighted1D&); |
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|
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const bool column_vector_; |
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const size_t index_; |
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const MatrixLookupWeighted* matrix_; |
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const bool owner_; |
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|
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}; |
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|
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/// |
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/// @return sum of weights |
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/// |
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/// \relatesalso DataLookupWeighted1D |
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/// |
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double sum_weight(const DataLookupWeighted1D&); |
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|
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}}} // of namespace classifier, yat, and theplu |
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|
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#endif |