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// Copyright 2008-2016 Conrad Sanderson (http://conradsanderson.id.au)
// Copyright 2008-2016 National ICT Australia (NICTA)
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// ------------------------------------------------------------------------
//! \addtogroup op_median
//! @{
template<typename T>
struct arma_cx_median_packet
{
T val;
uword index;
};
template<typename T>
arma_inline
bool
operator< (const arma_cx_median_packet<T>& A, const arma_cx_median_packet<T>& B)
{
return A.val < B.val;
}
//! Class for finding median values of a matrix
class op_median
: public traits_op_xvec
{
public:
template<typename T1>
inline static void apply(Mat<typename T1::elem_type>& out, const Op<T1,op_median>& in);
template<typename T, typename T1>
inline static void apply(Mat< std::complex<T> >& out, const Op<T1,op_median>& in);
//
//
template<typename T1>
inline static typename T1::elem_type median_vec(const T1& X, const typename arma_not_cx<typename T1::elem_type>::result* junk = nullptr);
template<typename T1>
inline static typename T1::elem_type median_vec(const T1& X, const typename arma_cx_only<typename T1::elem_type>::result* junk = nullptr);
//
//
template<typename eT>
inline static eT direct_median(std::vector<eT>& X);
template<typename T>
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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