source: trunk/yat/statistics/FoldChange.h @ 1486

Last change on this file since 1486 was 1486, checked in by Jari Häkkinen, 13 years ago

Addresses #436.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
File size: 2.3 KB
Line 
1#ifndef _theplu_yat_statistics_foldchange_
2#define _theplu_yat_statistics_foldchange_
3
4// $Id: FoldChange.h 1486 2008-09-09 21:17:19Z jari $
5
6/*
7  Copyright (C) 2005 Peter Johansson
8  Copyright (C) 2006, 2007 Jari Häkkinen, Peter Johansson
9  Copyright (C) 2008 Peter Johansson
10
11  This file is part of the yat library, http://dev.thep.lu.se/yat
12
13  The yat library is free software; you can redistribute it and/or
14  modify it under the terms of the GNU General Public License as
15  published by the Free Software Foundation; either version 3 of the
16  License, or (at your option) any later version.
17
18  The yat library is distributed in the hope that it will be useful,
19  but WITHOUT ANY WARRANTY; without even the implied warranty of
20  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
21  General Public License for more details.
22
23  You should have received a copy of the GNU General Public License
24  along with this program; if not, write to the Free Software
25  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
26  02111-1307, USA.
27*/
28
29#include "Score.h"
30
31namespace theplu {
32namespace yat {
33  class utility::VectorBase;
34namespace statistics {
35
36  ///
37  /// @brief Score given by the difference by the group means.
38  ///
39  class FoldChange : public Score
40  {
41  public:
42
43    ///
44    /// @brief Default Constructor
45    ///
46    FoldChange(bool absolute=true);
47
48    ///
49    /// @return difference of the means of the two classes
50    ///
51    /// @param target
52    /// @param value vector of the values
53    ///
54    double score(const classifier::Target& target, 
55                 const utility::VectorBase& value) const; 
56 
57    ///
58    /// @return difference of the means of the two classes
59    ///
60    /// @param target
61    /// @param value vector of the values (with weights)
62    ///
63    double score(const classifier::Target& target, 
64                 const classifier::DataLookupWeighted1D& value) const; 
65 
66    ///
67    /// @return difference of the weighted means of the two classes
68    ///
69    /// @param target
70    /// @param value vector of the values
71    /// @param weight vector of accompanied weight to the values
72    ///
73    double score(const classifier::Target& target, 
74                 const utility::VectorBase& value,
75                 const utility::VectorBase& weight) const; 
76 
77  private:
78
79    ///
80    /// @brief Copy Constructor
81    ///
82    FoldChange(const FoldChange&);
83
84    ///
85    /// @brief Assignment operator
86    ///
87    FoldChange& operator=(const FoldChange&);
88
89  };
90
91}}} // of namespace statistics, yat, and theplu
92
93#endif
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