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) 2006-2009 Soeren Sonnenburg 00008 * Copyright (C) 2006-2009 Fraunhofer Institute FIRST and Max-Planck-Society 00009 */ 00010 00011 #ifndef _SVMLIN_H___ 00012 #define _SVMLIN_H___ 00013 00014 #include "lib/common.h" 00015 #include "classifier/LinearClassifier.h" 00016 #include "features/DotFeatures.h" 00017 #include "features/Labels.h" 00018 00019 namespace shogun 00020 { 00022 class CSVMLin : public CLinearClassifier 00023 { 00024 public: 00026 CSVMLin(); 00027 00034 CSVMLin( 00035 float64_t C, CDotFeatures* traindat, 00036 CLabels* trainlab); 00037 virtual ~CSVMLin(); 00038 00043 virtual inline EClassifierType get_classifier_type() { return CT_SVMLIN; } 00044 00053 virtual bool train(CFeatures* data=NULL); 00054 00061 inline void set_C(float64_t c_neg, float64_t c_pos) { C1=c_neg; C2=c_pos; } 00062 00067 inline float64_t get_C1() { return C1; } 00068 00073 inline float64_t get_C2() { return C2; } 00074 00079 inline void set_bias_enabled(bool enable_bias) { use_bias=enable_bias; } 00080 00085 inline bool get_bias_enabled() { return use_bias; } 00086 00091 inline void set_epsilon(float64_t eps) { epsilon=eps; } 00092 00097 inline float64_t get_epsilon() { return epsilon; } 00098 00100 inline virtual const char* get_name() const { return "SVMLin"; } 00101 00102 protected: 00104 float64_t C1; 00106 float64_t C2; 00108 float64_t epsilon; 00109 00111 bool use_bias; 00112 }; 00113 } 00114 #endif