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 Christian Gehl 00008 * Copyright (C) 1999-2008 Fraunhofer Institute FIRST and Max-Planck-Society 00009 */ 00010 00011 #ifndef _MINKOWSKIMETRIC_H___ 00012 #define _MINKOWSKIMETRIC_H___ 00013 00014 #include "lib/common.h" 00015 #include "distance/SimpleDistance.h" 00016 #include "features/RealFeatures.h" 00017 00038 class CMinkowskiMetric: public CSimpleDistance<float64_t> 00039 { 00040 public: 00045 CMinkowskiMetric(float64_t k); 00046 00053 CMinkowskiMetric(CRealFeatures* l, CRealFeatures* r, float64_t k); 00054 virtual ~CMinkowskiMetric(); 00055 00061 virtual bool init(CFeatures* l, CFeatures* r); 00062 00064 virtual void cleanup(); 00065 00071 virtual bool load_init(FILE* src); 00072 00078 virtual bool save_init(FILE* dest); 00079 00084 virtual EDistanceType get_distance_type() { return D_MINKOWSKI;} 00085 00090 virtual const char* get_name() { return "Minkowski-Metric"; } 00091 00092 protected: 00096 virtual float64_t compute(int32_t idx_a, int32_t idx_b); 00097 00098 protected: 00100 float64_t k; 00101 }; 00102 00103 #endif /* _MINKOWSKIMETRIC_H___ */