1 // SPDX-License-Identifier: Apache-2.0 2 // 3 // Copyright 2008-2016 Conrad Sanderson (http://conradsanderson.id.au) 4 // Copyright 2008-2016 National ICT Australia (NICTA) 5 // 6 // Licensed under the Apache License, Version 2.0 (the "License"); 7 // you may not use this file except in compliance with the License. 8 // You may obtain a copy of the License at 9 // http://www.apache.org/licenses/LICENSE-2.0 10 // 11 // Unless required by applicable law or agreed to in writing, software 12 // distributed under the License is distributed on an "AS IS" BASIS, 13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 // See the License for the specific language governing permissions and 15 // limitations under the License. 16 // ------------------------------------------------------------------------ 17 18 19 //! \addtogroup op_princomp 20 //! @{ 21 22 23 24 class op_princomp 25 : public traits_op_default 26 { 27 public: 28 29 template<typename T1> 30 inline static bool 31 direct_princomp 32 ( 33 Mat<typename T1::elem_type>& coeff_out, 34 Mat<typename T1::elem_type>& score_out, 35 Col<typename T1::pod_type>& latent_out, 36 Col<typename T1::elem_type>& tsquared_out, 37 const Base<typename T1::elem_type, T1>& X 38 ); 39 40 41 template<typename T1> 42 inline static bool 43 direct_princomp 44 ( 45 Mat<typename T1::elem_type>& coeff_out, 46 Mat<typename T1::elem_type>& score_out, 47 Col<typename T1::pod_type>& latent_out, 48 const Base<typename T1::elem_type, T1>& X 49 ); 50 51 template<typename T1> 52 inline static bool 53 direct_princomp 54 ( 55 Mat<typename T1::elem_type>& coeff_out, 56 Mat<typename T1::elem_type>& score_out, 57 const Base<typename T1::elem_type, T1>& X 58 ); 59 60 template<typename T1> 61 inline static bool 62 direct_princomp 63 ( 64 Mat<typename T1::elem_type>& coeff_out, 65 const Base<typename T1::elem_type, T1>& X 66 ); 67 68 template<typename T1> 69 inline static void 70 apply(Mat<typename T1::elem_type>& out, const Op<T1,op_princomp>& in); 71 }; 72 73 74 75 //! @} 76