SHOGUN  v3.2.0
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Defines
MultidimensionalScaling.h
Go to the documentation of this file.
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) 2011-2013 Sergey Lisitsyn
00008  * Copyright (C) 2011-2013 Berlin Institute of Technology and Max-Planck-Society
00009  */
00010 
00011 #ifndef MULTIDIMENSIONALSCALING_H_
00012 #define MULTIDIMENSIONALSCALING_H_
00013 #include <shogun/lib/config.h>
00014 #ifdef HAVE_EIGEN3
00015 #include <shogun/converter/EmbeddingConverter.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 
00061 class CMultidimensionalScaling: public CEmbeddingConverter
00062 {
00063 public:
00064 
00065     /* constructor */
00066     CMultidimensionalScaling();
00067 
00068     /* destructor */
00069     virtual ~CMultidimensionalScaling();
00070 
00075     virtual CDenseFeatures<float64_t>* embed_distance(CDistance* distance);
00076 
00082     virtual CFeatures* apply(CFeatures* features);
00083 
00085     const char* get_name() const;
00086 
00090     SGVector<float64_t> get_eigenvalues() const;
00091 
00097     void set_landmark_number(int32_t num);
00098 
00102     int32_t get_landmark_number() const;
00103 
00107     void set_landmark(bool landmark);
00108 
00112     bool get_landmark() const;
00113 
00115 protected:
00116 
00118     virtual void init();
00119 
00121 protected:
00122 
00124     SGVector<float64_t> m_eigenvalues;
00125 
00127     bool m_landmark;
00128 
00130     int32_t m_landmark_number;
00131 
00132 };
00133 
00134 }
00135 #endif /* HAVE_EIGEN3 */
00136 #endif /* MULTIDIMENSIONALSCALING_H_ */
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Defines

SHOGUN Machine Learning Toolbox - Documentation