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 Gunnar Raetsch 00008 * Copyright (C) 2008-2009 Fraunhofer Institute FIRST and Max-Planck-Society 00009 */ 00010 00011 #ifndef _GAUSSIANSHIFTKERNEL_H___ 00012 #define _GAUSSIANSHIFTKERNEL_H___ 00013 00014 #include "lib/common.h" 00015 #include "kernel/GaussianKernel.h" 00016 00034 class CGaussianShiftKernel: public CGaussianKernel 00035 { 00036 public: 00044 CGaussianShiftKernel( 00045 int32_t size, float64_t width, int32_t max_shift, 00046 int32_t shift_step); 00047 00057 CGaussianShiftKernel( 00058 CSimpleFeatures<float64_t>* l, CSimpleFeatures<float64_t>* r, 00059 float64_t width, int32_t max_shift, int32_t shift_step, 00060 int32_t size=10); 00061 00062 virtual ~CGaussianShiftKernel(); 00063 00068 virtual EKernelType get_kernel_type() { return K_GAUSSIANSHIFT; } 00069 00074 virtual const char* get_name() const { return "GaussianShift"; } 00075 00076 protected: 00085 virtual float64_t compute(int32_t idx_a, int32_t idx_b); 00086 00087 protected: 00089 int32_t max_shift; 00091 int32_t shift_step; 00092 }; 00093 00094 #endif /* _GAUSSIANSHIFTKERNEL_H__ */