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) 2007-2009 Christian Gehl
00008  * Copyright (C) 2007-2009 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 
00029 class CDistanceKernel: public CKernel
00030 {
00031     public:
00038         CDistanceKernel(int32_t cache, float64_t width, CDistance* dist);
00039 
00047         CDistanceKernel(
00048             CFeatures *l, CFeatures *r, float64_t width, CDistance* dist);
00049 
00050         virtual ~CDistanceKernel();
00051 
00058         virtual bool init(CFeatures* l, CFeatures* r);
00059 
00064         inline virtual EKernelType get_kernel_type() { return K_DISTANCE; }
00069         inline virtual EFeatureType get_feature_type() { return distance->get_feature_type(); }
00070 
00075         inline virtual EFeatureClass get_feature_class() { return distance->get_feature_class(); }
00076 
00081         inline virtual const char* get_name() const { return distance->get_name(); }
00082 
00088         bool load_init(FILE* src);
00089 
00095         bool save_init(FILE* dest);
00096 
00097     protected:
00106         float64_t compute(int32_t idx_a, int32_t idx_b);
00107 
00108     private:
00110         CDistance* distance;
00112         float64_t width;
00113 };
00114 
00115 #endif /* _DISTANCEKERNEL_H__ */
00116 

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