KRR.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 Mikio L. Braun
00008  * Written (W) 1999-2008 Soeren Sonnenburg
00009  * Copyright (C) 1999-2008 Fraunhofer Institute FIRST and Max-Planck-Society
00010  */
00011 
00012 #ifndef _KRR_H__
00013 #define _KRR_H__
00014 
00015 #include "lib/config.h"
00016 #include "regression/Regression.h"
00017 
00018 #ifdef HAVE_LAPACK
00019 
00020 #include "kernel/KernelMachine.h"
00021 
00050 class CKRR : public CKernelMachine
00051 {
00052     public:
00054         CKRR();
00055 
00062         CKRR(float64_t tau, CKernel* k, CLabels* lab);
00063         virtual ~CKRR();
00064 
00069         inline void set_tau(float64_t t) { tau = t; };
00070 
00075         virtual bool train();
00076 
00082         virtual CLabels* classify(CLabels* output=NULL);
00083 
00089         virtual float64_t classify_example(int32_t num);
00090 
00096         virtual bool load(FILE* srcfile);
00097 
00103         virtual bool save(FILE* dstfile);
00104 
00109         inline virtual EClassifierType get_classifier_type()
00110         {
00111             return CT_KRR;
00112         }
00113 
00114     private:
00116         float64_t *alpha;
00118         float64_t tau;
00119 };
00120 
00121 #endif /* HAVE_LAPACK */
00122 
00123 #endif

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