00001 /* 00002 * This program is free software; you can redistribute it and/or modify 00003 * it under the terms of the GNU General Public License as published by 00004 * the Free Software Foundation; either version 3 of the License, or 00005 * (at your option) any later version. 00006 * 00007 * Written (W) 2011 Sergey Lisitsyn 00008 * Copyright (C) 2011 Berlin Institute of Technology and Max-Planck-Society 00009 */ 00010 00011 #ifndef LOCALTANGENTSPACEALIGNMENT_H_ 00012 #define LOCALTANGENTSPACEALIGNMENT_H_ 00013 #include <shogun/lib/config.h> 00014 #ifdef HAVE_LAPACK 00015 #include <shogun/converter/LocallyLinearEmbedding.h> 00016 #include <shogun/features/Features.h> 00017 #include <shogun/distance/Distance.h> 00018 00019 namespace shogun 00020 { 00021 00022 class CFeatures; 00023 class CDistance; 00024 00050 class CLocalTangentSpaceAlignment: public CLocallyLinearEmbedding 00051 { 00052 public: 00053 00055 CLocalTangentSpaceAlignment(); 00056 00058 virtual ~CLocalTangentSpaceAlignment(); 00059 00061 virtual const char* get_name() const; 00062 00064 protected: 00065 00071 virtual SGMatrix<float64_t> construct_weight_matrix(CSimpleFeatures<float64_t>* simple_features,float64_t* W_matrix, 00072 SGMatrix<int32_t> neighborhood_matrix); 00073 00075 protected: 00076 00080 static void* run_ltsa_thread(void* p); 00081 00082 }; 00083 } 00084 00085 #endif /* HAVE_LAPACK */ 00086 #endif /* LOCALTANGENTSPACEALINGMENT_H_ */
