67 lines
2.0 KiB
C++
67 lines
2.0 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_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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: public traits_op_xvec
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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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