58 lines
1.6 KiB
C++
58 lines
1.6 KiB
C++
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// 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_var
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//! @{
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//! Class for finding variance values of a matrix
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class op_var
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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::pod_type>& out, const mtOp<typename T1::pod_type, T1, op_var>& in);
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//
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template<typename eT>
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inline static typename get_pod_type<eT>::result var_vec(const subview_col<eT>& X, const uword norm_type = 0);
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template<typename eT>
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inline static typename get_pod_type<eT>::result var_vec(const subview_row<eT>& X, const uword norm_type = 0);
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template<typename T1>
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inline static typename T1::pod_type var_vec(const Base<typename T1::elem_type, T1>& X, const uword norm_type = 0);
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//
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template<typename eT>
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inline static eT direct_var(const eT* const X, const uword N, const uword norm_type = 0);
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template<typename eT>
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inline static eT direct_var_robust(const eT* const X, const uword N, const uword norm_type = 0);
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//
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template<typename T>
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inline static T direct_var(const std::complex<T>* const X, const uword N, const uword norm_type = 0);
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template<typename T>
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inline static T direct_var_robust(const std::complex<T>* const X, const uword N, const uword norm_type = 0);
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};
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//! @}
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