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Diffstat (limited to 'btl/actions/action_svd_decomp.hh')
-rw-r--r-- | btl/actions/action_svd_decomp.hh | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/btl/actions/action_svd_decomp.hh b/btl/actions/action_svd_decomp.hh new file mode 100644 index 0000000..be6740a --- /dev/null +++ b/btl/actions/action_svd_decomp.hh @@ -0,0 +1,115 @@ +//===================================================== +// Copyright (C) 2011 Andrea Arteaga <andyspiros@gmail.com> +//===================================================== +// +// This program is free software; you can redistribute it and/or +// modify it under the terms of the GNU General Public License +// as published by the Free Software Foundation; either version 2 +// of the License, or (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// You should have received a copy of the GNU General Public License +// along with this program; if not, write to the Free Software +// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +// +#ifndef ACTION_SVD_DECOMP +#define ACTION_SVD_DECOMP +#include "utilities.h" +#include "STL_interface.hh" +#include <string> +#include "init/init_function.hh" +#include "init/init_vector.hh" +#include "init/init_matrix.hh" + +using namespace std; + +template<class Interface> +class Action_svd_decomp { + +public : + + // Ctor + + Action_svd_decomp( int size ) : _size(size) + { + MESSAGE("Action_svd_decomp Ctor"); + + // STL vector initialization + init_matrix<pseudo_random>(X_stl ,_size); + init_matrix<null_function>(U_stl, _size); + init_matrix<null_function>(VT_stl, _size); + init_vector<null_function>(S_stl, _size); + + // generic matrix and vector initialization + Interface::matrix_from_stl(X_ref, X_stl); + Interface::matrix_from_stl(X, X_stl); + Interface::matrix_from_stl(U, U_stl); + Interface::matrix_from_stl(VT, VT_stl); + Interface::vector_from_stl(S, S_stl); + + _cost = 4*size*size*size; + } + + // invalidate copy ctor + + Action_svd_decomp( const Action_svd_decomp & ) + { + INFOS("illegal call to Action_svd_decomp Copy Ctor"); + exit(1); + } + + // Dtor + + ~Action_svd_decomp( void ){ + + MESSAGE("Action_svd_decomp Dtor"); + + // deallocation + Interface::free_matrix(X_ref, _size); + Interface::free_matrix(X, _size); + Interface::free_matrix(U, _size); + Interface::free_matrix(VT, _size); + Interface::free_vector(S); + } + + // action name + + static inline std::string name() + { + return "svd_decomp_"+Interface::name(); + } + + double nb_op_base( void ){ + return _cost; + } + + inline void initialize( void ){ + Interface::copy_matrix(X_ref, X, _size); + } + + inline void calculate( void ) { + Interface::svd_decomp(X, U, S, VT, _size); + } + + void check_result( void ){ + } + +private : + + typename Interface::stl_matrix X_stl; + typename Interface::stl_matrix U_stl, VT_stl; + typename Interface::stl_vector S_stl; + + typename Interface::gene_matrix X_ref; + typename Interface::gene_matrix X; + typename Interface::gene_matrix U, VT; + typename Interface::gene_vector S; + + int _size; + double _cost; +}; + +#endif |