SHOGUN  v2.0.0
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Macros Groups Pages
MulticlassAccuracy.h
Go to the documentation of this file.
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) 2011 Sergey Lisitsyn
8  * Copyright (C) 2011 Berlin Institute of Technology and Max-Planck-Society
9  */
10 
11 #ifndef MULTICLASSACCURACY_H_
12 #define MULTICLASSACCURACY_H_
13 
15 #include <shogun/labels/Labels.h>
16 
17 namespace shogun
18 {
19 
20 class CLabels;
21 
35 {
36 public:
40 
42  CMulticlassAccuracy(bool ignore_rejects) :
43  CEvaluation(), m_ignore_rejects(ignore_rejects), m_rejects_num(0) {};
44 
46  virtual ~CMulticlassAccuracy() {};
47 
53  virtual float64_t evaluate(CLabels* predicted, CLabels* ground_truth);
54 
60  static SGMatrix<int32_t> get_confusion_matrix(CLabels* predicted, CLabels* ground_truth);
61 
63  {
64  return ED_MAXIMIZE;
65  }
66 
68  int32_t get_rejects_num() const
69  {
70  return m_rejects_num;
71  }
72 
74  virtual inline const char* get_name() const { return "MulticlassAccuracy"; }
75 
76 protected:
77 
80 
82  int32_t m_rejects_num;
83 };
84 
85 }
86 
87 #endif /* MULTICLASSACCURACY_H_ */

SHOGUN Machine Learning Toolbox - Documentation