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) 2008-2009 Soeren Sonnenburg 00008 * Copyright (C) 2008-2009 Fraunhofer Institute FIRST and Max-Planck-Society 00009 */ 00010 00011 #ifndef _KERNELNORMALIZER_H___ 00012 #define _KERNELNORMALIZER_H___ 00013 00014 #include "kernel/Kernel.h" 00015 00016 namespace shogun 00017 { 00018 class CKernel; 00042 class CKernelNormalizer : public CSGObject 00043 { 00044 public: 00046 CKernelNormalizer() { } 00048 virtual ~CKernelNormalizer() { } 00049 00052 virtual bool init(CKernel* k)=0; 00053 00059 virtual float64_t normalize( 00060 float64_t value, int32_t idx_lhs, int32_t idx_rhs)=0; 00061 00066 virtual float64_t normalize_lhs(float64_t value, int32_t idx_lhs)=0; 00067 00072 virtual float64_t normalize_rhs(float64_t value, int32_t idx_rhs)=0; 00073 }; 00074 } 00075 #endif