DistanceKernel.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) 2007 Christian Gehl
00008  * Copyright (C) 1999-2008 Fraunhofer Institute FIRST and Max-Planck-Society
00009  */
00010 
00011 #include "lib/config.h"
00012 
00013 
00014 #ifndef _DISTANCEKERNEL_H___
00015 #define _DISTANCEKERNEL_H___
00016 
00017 #include "lib/common.h"
00018 #include "kernel/Kernel.h"
00019 #include "distance/Distance.h"
00020 
00027 class CDistanceKernel: public CKernel
00028 {
00029     public:
00036         CDistanceKernel(int32_t cache, float64_t width, CDistance* dist);
00037 
00045         CDistanceKernel(
00046             CFeatures *l, CFeatures *r, float64_t width, CDistance* dist);
00047 
00048         virtual ~CDistanceKernel();
00049 
00056         virtual bool init(CFeatures* l, CFeatures* r);
00057 
00062         inline virtual EKernelType get_kernel_type() { return K_DISTANCE; }
00067         inline virtual EFeatureType get_feature_type() { return distance->get_feature_type(); }
00068 
00073         inline virtual EFeatureClass get_feature_class() { return distance->get_feature_class(); }
00074 
00079         inline virtual const char* get_name() { return distance->get_name(); }
00080 
00086         bool load_init(FILE* src);
00087 
00093         bool save_init(FILE* dest);
00094 
00095     protected:
00104         float64_t compute(int32_t idx_a, int32_t idx_b);
00105 
00106     private:
00108         CDistance* distance;
00110         float64_t width;
00111 };
00112 
00113 #endif /* _DISTANCEKERNEL_H__ */
00114 

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