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LibSVR.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) 1999-2009 Soeren Sonnenburg
00008  * Written (W) 2013 Heiko Strathmann
00009  * Copyright (C) 1999-2009 Fraunhofer Institute FIRST and Max-Planck-Society
00010  */
00011 
00012 #ifndef _LIBSVR_H___
00013 #define _LIBSVR_H___
00014 
00015 #include <stdio.h>
00016 
00017 #include <shogun/lib/common.h>
00018 #include <shogun/classifier/svm/SVM.h>
00019 #include <shogun/lib/external/shogun_libsvm.h>
00020 #include <shogun/regression/Regression.h>
00021 
00022 namespace shogun
00023 {
00063 #ifndef DOXYGEN_SHOULD_SKIP_THIS
00064 enum LIBSVR_SOLVER_TYPE
00065 {
00066     LIBSVR_EPSILON_SVR = 1,
00067     LIBSVR_NU_SVR = 2
00068 };
00069 #endif
00070 class CLibSVR : public CSVM
00071 {
00072     public:
00074         MACHINE_PROBLEM_TYPE(PT_REGRESSION);
00075 
00077         CLibSVR();
00078 
00087         CLibSVR(float64_t C, float64_t svr_param, CKernel* k, CLabels* lab,
00088                 LIBSVR_SOLVER_TYPE st=LIBSVR_EPSILON_SVR);
00089 
00090         virtual ~CLibSVR();
00091 
00096         virtual EMachineType get_classifier_type();
00097 
00099         virtual const char* get_name() const { return "LibSVR"; }
00100 
00101     protected:
00110         virtual bool train_machine(CFeatures* data=NULL);
00111     protected:
00113         svm_problem problem;
00115         svm_parameter param;
00116 
00118         struct svm_model* model;
00119 
00121         LIBSVR_SOLVER_TYPE solver_type;
00122 };
00123 }
00124 #endif
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