Mercurial > hg > segmenter-vamp-plugin
annotate armadillo-2.4.4/include/armadillo_bits/fn_pinv.hpp @ 0:8b6102e2a9b0
Armadillo Library
| author | maxzanoni76 <max.zanoni@eecs.qmul.ac.uk> |
|---|---|
| date | Wed, 11 Apr 2012 09:27:06 +0100 |
| parents | |
| children |
| rev | line source |
|---|---|
| max@0 | 1 // Copyright (C) 2009-2011 NICTA (www.nicta.com.au) |
| max@0 | 2 // Copyright (C) 2009-2011 Conrad Sanderson |
| max@0 | 3 // Copyright (C) 2009-2010 Dimitrios Bouzas |
| max@0 | 4 // |
| max@0 | 5 // This file is part of the Armadillo C++ library. |
| max@0 | 6 // It is provided without any warranty of fitness |
| max@0 | 7 // for any purpose. You can redistribute this file |
| max@0 | 8 // and/or modify it under the terms of the GNU |
| max@0 | 9 // Lesser General Public License (LGPL) as published |
| max@0 | 10 // by the Free Software Foundation, either version 3 |
| max@0 | 11 // of the License or (at your option) any later version. |
| max@0 | 12 // (see http://www.opensource.org/licenses for more info) |
| max@0 | 13 |
| max@0 | 14 |
| max@0 | 15 //! \addtogroup fn_pinv |
| max@0 | 16 //! @{ |
| max@0 | 17 |
| max@0 | 18 |
| max@0 | 19 |
| max@0 | 20 template<typename T1> |
| max@0 | 21 inline |
| max@0 | 22 const Op<T1, op_pinv> |
| max@0 | 23 pinv |
| max@0 | 24 ( |
| max@0 | 25 const Base<typename T1::elem_type,T1>& X, |
| max@0 | 26 const typename T1::elem_type tol = 0.0, |
| max@0 | 27 const typename arma_blas_type_only<typename T1::elem_type>::result* junk = 0 |
| max@0 | 28 ) |
| max@0 | 29 { |
| max@0 | 30 arma_extra_debug_sigprint(); |
| max@0 | 31 arma_ignore(junk); |
| max@0 | 32 |
| max@0 | 33 return Op<T1, op_pinv>(X.get_ref(), tol); |
| max@0 | 34 } |
| max@0 | 35 |
| max@0 | 36 |
| max@0 | 37 |
| max@0 | 38 template<typename T1> |
| max@0 | 39 inline |
| max@0 | 40 bool |
| max@0 | 41 pinv |
| max@0 | 42 ( |
| max@0 | 43 Mat<typename T1::elem_type>& out, |
| max@0 | 44 const Base<typename T1::elem_type,T1>& X, |
| max@0 | 45 const typename T1::elem_type tol = 0.0, |
| max@0 | 46 const typename arma_blas_type_only<typename T1::elem_type>::result* junk = 0 |
| max@0 | 47 ) |
| max@0 | 48 { |
| max@0 | 49 arma_extra_debug_sigprint(); |
| max@0 | 50 arma_ignore(junk); |
| max@0 | 51 |
| max@0 | 52 try |
| max@0 | 53 { |
| max@0 | 54 out = pinv(X,tol); |
| max@0 | 55 } |
| max@0 | 56 catch(std::runtime_error&) |
| max@0 | 57 { |
| max@0 | 58 return false; |
| max@0 | 59 } |
| max@0 | 60 |
| max@0 | 61 return true; |
| max@0 | 62 } |
| max@0 | 63 |
| max@0 | 64 |
| max@0 | 65 |
| max@0 | 66 //! @} |