ScatterSVM.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) 2009 Soeren Sonnenburg
00008  * Written (W) 2009 Marius Kloft
00009  * Copyright (C) 2009 TU Berlin and Max-Planck-Society
00010  */
00011 
00012 #ifndef _SCATTERSVM_H___
00013 #define _SCATTERSVM_H___
00014 
00015 #include "lib/common.h"
00016 #include "classifier/svm/MultiClassSVM.h"
00017 #include "classifier/svm/SVM_libsvm.h"
00018 
00019 #include <stdio.h>
00020 
00021 namespace shogun
00022 {
00035 class CScatterSVM : public CMultiClassSVM
00036 {
00037     public:
00039         CScatterSVM();
00046         CScatterSVM(float64_t C, CKernel* k, CLabels* lab);
00047 
00049         virtual ~CScatterSVM();
00050 
00059         virtual bool train(CFeatures* data=NULL);
00060 
00065         virtual inline EClassifierType get_classifier_type() { return CT_SCATTERSVM; }
00066 
00072         virtual float64_t classify_example(int32_t num);
00073 
00078         virtual CLabels* classify_one_vs_rest();
00079 
00081         inline virtual const char* get_name() const { return "ScatterSVM"; }
00082 
00083     private:
00084         void compute_norm_wc();
00085 
00086     protected:
00088         svm_problem problem;
00090         svm_parameter param;
00091 
00093         struct svm_model* model;
00094 
00096         float64_t* norm_wc;
00097 
00099         float64_t* norm_wcw;
00100 
00102         float64_t rho;
00103 };
00104 }
00105 #endif // ScatterSVM

SHOGUN Machine Learning Toolbox - Documentation