Chris@49: // Copyright (C) 2010-2012 NICTA (www.nicta.com.au)
Chris@49: // Copyright (C) 2010-2012 Conrad Sanderson
Chris@49: // Copyright (C) 2010 Dimitrios Bouzas
Chris@49: // 
Chris@49: // This Source Code Form is subject to the terms of the Mozilla Public
Chris@49: // License, v. 2.0. If a copy of the MPL was not distributed with this
Chris@49: // file, You can obtain one at http://mozilla.org/MPL/2.0/.
Chris@49: 
Chris@49: 
Chris@49: //! \addtogroup op_princomp
Chris@49: //! @{
Chris@49: 
Chris@49: 
Chris@49: 
Chris@49: class op_princomp
Chris@49:   {
Chris@49:   public:
Chris@49:   
Chris@49:   //
Chris@49:   // real element versions
Chris@49:   
Chris@49:   template<typename T1>
Chris@49:   inline static bool
Chris@49:   direct_princomp
Chris@49:     (
Chris@49:            Mat<typename T1::elem_type>&     coeff_out,
Chris@49:     const Base<typename T1::elem_type, T1>& X,
Chris@49:     const typename arma_not_cx<typename T1::elem_type>::result* junk = 0
Chris@49:     );
Chris@49:   
Chris@49:   template<typename T1>
Chris@49:   inline static bool
Chris@49:   direct_princomp
Chris@49:     (
Chris@49:            Mat<typename T1::elem_type>&     coeff_out,
Chris@49:            Mat<typename T1::elem_type>&     score_out,
Chris@49:     const Base<typename T1::elem_type, T1>& X,
Chris@49:     const typename arma_not_cx<typename T1::elem_type>::result* junk = 0
Chris@49:     );
Chris@49:   
Chris@49:   template<typename T1>
Chris@49:   inline static bool
Chris@49:   direct_princomp
Chris@49:     (
Chris@49:            Mat<typename T1::elem_type>&     coeff_out,
Chris@49:            Mat<typename T1::elem_type>&     score_out,
Chris@49:            Col<typename T1::elem_type>&     latent_out,
Chris@49:     const Base<typename T1::elem_type, T1>& X,
Chris@49:     const typename arma_not_cx<typename T1::elem_type>::result* junk = 0
Chris@49:     );
Chris@49:   
Chris@49:   template<typename T1>
Chris@49:   inline static bool
Chris@49:   direct_princomp
Chris@49:     (
Chris@49:            Mat<typename T1::elem_type>&     coeff_out,
Chris@49:            Mat<typename T1::elem_type>&     score_out,
Chris@49:            Col<typename T1::elem_type>&     latent_out,
Chris@49:            Col<typename T1::elem_type>&     tsquared_out,
Chris@49:     const Base<typename T1::elem_type, T1>& X,
Chris@49:     const typename arma_not_cx<typename T1::elem_type>::result* junk = 0
Chris@49:     );
Chris@49:   
Chris@49:   
Chris@49:   //
Chris@49:   // complex element versions
Chris@49:   
Chris@49:   template<typename T1>
Chris@49:   inline static bool
Chris@49:   direct_princomp
Chris@49:     (
Chris@49:            Mat< std::complex<typename T1::pod_type> >&     coeff_out,
Chris@49:     const Base< std::complex<typename T1::pod_type>, T1 >& X,
Chris@49:     const typename arma_cx_only<typename T1::elem_type>::result* junk = 0
Chris@49:     );
Chris@49:   
Chris@49:   template<typename T1>
Chris@49:   inline static bool
Chris@49:   direct_princomp
Chris@49:     (
Chris@49:            Mat< std::complex<typename T1::pod_type> >&     coeff_out,
Chris@49:            Mat< std::complex<typename T1::pod_type> >&     score_out,
Chris@49:     const Base< std::complex<typename T1::pod_type>, T1 >& X,
Chris@49:     const typename arma_cx_only<typename T1::elem_type>::result* junk = 0
Chris@49:     );
Chris@49:   
Chris@49:   template<typename T1>
Chris@49:   inline static bool
Chris@49:   direct_princomp
Chris@49:     (
Chris@49:            Mat< std::complex<typename T1::pod_type> >&     coeff_out,
Chris@49:            Mat< std::complex<typename T1::pod_type> >&     score_out,
Chris@49:            Col<              typename T1::pod_type  >&     latent_out,
Chris@49:     const Base< std::complex<typename T1::pod_type>, T1 >& X,
Chris@49:     const typename arma_cx_only<typename T1::elem_type>::result* junk = 0
Chris@49:     );
Chris@49:   
Chris@49:   template<typename T1>
Chris@49:   inline static bool
Chris@49:   direct_princomp
Chris@49:     (
Chris@49:            Mat< std::complex<typename T1::pod_type> >&     coeff_out,
Chris@49:            Mat< std::complex<typename T1::pod_type> >&     score_out,
Chris@49:            Col<              typename T1::pod_type  >&     latent_out,
Chris@49:            Col< std::complex<typename T1::pod_type> >&     tsquared_out,
Chris@49:     const Base< std::complex<typename T1::pod_type>, T1 >& X,
Chris@49:     const typename arma_cx_only<typename T1::elem_type>::result* junk = 0
Chris@49:     );
Chris@49:   
Chris@49:   
Chris@49:   template<typename T1>
Chris@49:   inline static void
Chris@49:   apply(Mat<typename T1::elem_type>& out, const Op<T1,op_princomp>& in);
Chris@49:   
Chris@49:   };
Chris@49: 
Chris@49: 
Chris@49: 
Chris@49: //! @}