67 lines
1.6 KiB
C++
67 lines
1.6 KiB
C++
// Copyright (C) 2009-2012 National ICT Australia (NICTA)
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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// -------------------------------------------------------------------
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//
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// Written by Conrad Sanderson - http://conradsanderson.id.au
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//! \addtogroup op_median
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//! @{
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template<typename T>
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struct arma_cx_median_packet
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{
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T val;
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uword index;
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};
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template<typename T>
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arma_inline
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bool
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operator< (const arma_cx_median_packet<T>& A, const arma_cx_median_packet<T>& B)
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{
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return A.val < B.val;
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}
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//! Class for finding median values of a matrix
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class op_median
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{
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public:
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template<typename T1>
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inline static void apply(Mat<typename T1::elem_type>& out, const Op<T1,op_median>& in);
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template<typename T, typename T1>
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inline static void apply(Mat< std::complex<T> >& out, const Op<T1,op_median>& in);
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//
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//
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template<typename T1>
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inline static typename T1::elem_type median_vec(const T1& X, const typename arma_not_cx<typename T1::elem_type>::result* junk = 0);
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template<typename T1>
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inline static typename T1::elem_type median_vec(const T1& X, const typename arma_cx_only<typename T1::elem_type>::result* junk = 0);
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//
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//
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template<typename eT>
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inline static eT direct_median(std::vector<eT>& X);
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template<typename T>
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inline static void direct_cx_median_index(uword& out_index1, uword& out_index2, std::vector< arma_cx_median_packet<T> >& X);
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};
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//! @}
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