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ChiSquareDistance.h
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1 /*
2  * This program is free software; you can redistribute it and/or modify
3  * it under the terms of the GNU General Public License as published by
4  * the Free Software Foundation; either version 3 of the License, or
5  * (at your option) any later version.
6  *
7  * Written (W) 2008-2009 Christian Gehl
8  * Copyright (C) 2008-2009 Fraunhofer Institute FIRST
9  */
10 
11 #ifndef __CHISQUAREDISTANCE_H__
12 #define __CHISQUAREDISTANCE_H__
13 
14 #include <shogun/lib/config.h>
15 
16 #include <shogun/lib/common.h>
18 
19 namespace shogun
20 {
34 class CChiSquareDistance: public CDenseDistance<float64_t>
35 {
36  public:
39 
46  virtual ~CChiSquareDistance();
47 
54  virtual bool init(CFeatures* l, CFeatures* r);
55 
57  virtual void cleanup();
58 
64 
69  virtual const char* get_name() const { return "ChiSquareDistance"; }
70 
71  protected:
75  virtual float64_t compute(int32_t idx_a, int32_t idx_b);
76 };
77 
78 } // namespace shogun
79 #endif /* _CHISQUAREDISTANCE_H___ */
virtual EDistanceType get_distance_type()
class ChiSquareDistance
EDistanceType
Definition: Distance.h:32
virtual bool init(CFeatures *l, CFeatures *r)
double float64_t
Definition: common.h:50
all of classes and functions are contained in the shogun namespace
Definition: class_list.h:18
The class Features is the base class of all feature objects.
Definition: Features.h:68
template class DenseDistance
Definition: DenseDistance.h:24
virtual const char * get_name() const
virtual float64_t compute(int32_t idx_a, int32_t idx_b)

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