source: trunk/yat/classifier/FeatureSelectorRandom.h @ 865

Last change on this file since 865 was 865, checked in by Peter, 14 years ago

changing URL to http://trac.thep.lu.se/trac/yat

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 1.7 KB
Line 
1#ifndef _theplu_yat_classifier_featureselector_random_
2#define _theplu_yat_classifier_featureselector_random_
3
4// $Id: FeatureSelectorRandom.h 865 2007-09-10 19:41:04Z peter $
5
6/*
7  Copyright (C) 2006 Jari Häkkinen, Peter Johansson
8
9  This file is part of the yat library, http://trac.thep.lu.se/trac/yat
10
11  The yat library is free software; you can redistribute it and/or
12  modify it under the terms of the GNU General Public License as
13  published by the Free Software Foundation; either version 2 of the
14  License, or (at your option) any later version.
15
16  The yat library is distributed in the hope that it will be useful,
17  but WITHOUT ANY WARRANTY; without even the implied warranty of
18  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19  General Public License for more details.
20
21  You should have received a copy of the GNU General Public License
22  along with this program; if not, write to the Free Software
23  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
24  02111-1307, USA.
25*/
26
27#include "FeatureSelector.h"
28
29namespace theplu {
30namespace yat {
31namespace classifier {
32
33  ///
34  /// @brief Class for selection features by random.
35  ///
36  class FeatureSelectorRandom : public FeatureSelector
37  {
38  public:
39    ///
40    /// @brief Default Constructor
41    ///
42    /// @param N number of features to select
43    ///
44    FeatureSelectorRandom(size_t N);
45
46    ///
47    ///
48    ///
49    void update(const MatrixLookup& data, const Target& target);
50
51    ///
52    ///
53    ///
54    void update(const MatrixLookupWeighted& data, const Target& target);
55
56  private:
57    /// Copy Constructor not implemented
58    FeatureSelectorRandom(const FeatureSelectorRandom&);
59
60    /// Assignment operator not implemented
61    FeatureSelectorRandom& operator=(const FeatureSelectorRandom&);
62
63    void update(size_t);
64
65  };
66
67}}} // of namespace classifier, yat, and theplu
68
69#endif
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