SVMLin.h

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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 
00020 class CSVMLin : public CLinearClassifier
00021 {
00022     public:
00024         CSVMLin();
00025 
00032         CSVMLin(
00033             float64_t C, CDotFeatures* traindat,
00034             CLabels* trainlab);
00035         virtual ~CSVMLin();
00036 
00041         virtual inline EClassifierType get_classifier_type() { return CT_SVMLIN; }
00042 
00044         virtual bool train();
00045 
00051         inline void set_C(float64_t c1, float64_t c2) { C1=c1; C2=c2; }
00052 
00057         inline float64_t get_C1() { return C1; }
00058 
00063         inline float64_t get_C2() { return C2; }
00064 
00069         inline void set_bias_enabled(bool enable_bias) { use_bias=enable_bias; }
00070 
00075         inline bool get_bias_enabled() { return use_bias; }
00076 
00081         inline void set_epsilon(float64_t eps) { epsilon=eps; }
00082 
00087         inline float64_t get_epsilon() { return epsilon; }
00088 
00090         inline virtual const char* get_name() const { return "SVMLin"; }
00091 
00092     protected:
00094         float64_t C1;
00096         float64_t C2;
00098         float64_t epsilon;
00099 
00101         bool use_bias;
00102 };
00103 #endif

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