76 lines
2.1 KiB
C++
76 lines
2.1 KiB
C++
// SPDX-License-Identifier: Apache-2.0
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//
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// Copyright 2008-2016 Conrad Sanderson (http://conradsanderson.id.au)
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// Copyright 2008-2016 National ICT Australia (NICTA)
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// ------------------------------------------------------------------------
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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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: public traits_op_xvec
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{
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public:
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template<typename eT, typename T1>
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inline static void apply(Mat<eT>& out, const Op<T1,op_median>& in, const typename arma_not_cx<eT>::result* junk = nullptr);
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template<typename eT, typename T1>
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inline static void apply(Mat<eT>& out, const Op<T1,op_median>& in, const typename arma_cx_only<eT>::result* junk = nullptr);
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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 = nullptr);
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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 = nullptr);
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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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