source: branches/0.4-stable/yat/classifier/BootstrapSampler.h @ 1743

Last change on this file since 1743 was 1743, checked in by Peter, 12 years ago

updating copyright statements

  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
File size: 1.8 KB
Line 
1#ifndef _theplu_yat_classifier_bootstrap_sampler_
2#define _theplu_yat_classifier_bootstrap_sampler_
3
4// $Id: BootstrapSampler.h 1743 2009-01-23 14:20:30Z peter $
5
6/*
7  Copyright (C) 2007 Jari Häkkinen, Peter Johansson
8  Copyright (C) 2008 Peter Johansson
9
10  This file is part of the yat library, http://dev.thep.lu.se/yat
11
12  The yat library is free software; you can redistribute it and/or
13  modify it under the terms of the GNU General Public License as
14  published by the Free Software Foundation; either version 2 of the
15  License, or (at your option) any later version.
16
17  The yat library is distributed in the hope that it will be useful,
18  but WITHOUT ANY WARRANTY; without even the implied warranty of
19  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20  General Public License for more details.
21
22  You should have received a copy of the GNU General Public License
23  along with this program; if not, write to the Free Software
24  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
25  02111-1307, USA.
26*/
27
28#include "Sampler.h"
29
30namespace theplu {
31namespace yat {
32namespace classifier {
33
34  class Target;
35
36  /**
37     @brief Class creating trainingset and validationset using bootstrapping.
38
39     This is done in a balanced way, meaning the proportions between
40     the classes in the trainingset is equal to the proportions in the
41     whole dataset. For each class \f$ N_i \f$ samples are drawn with
42     replacement, where \f$ N_i \f$ is number of samples in class i.
43  */
44  class BootstrapSampler : public Sampler
45  {
46
47  public:
48    ///
49    /// @brief Constructor
50    ///
51    /// @a target targets.   
52    /// @a N total number of partitions.
53    ///
54    BootstrapSampler(const Target& target, const size_t N);
55
56    ///
57    /// Destructor
58    ///
59    virtual ~BootstrapSampler();
60
61  private:
62    void build(const Target& target, size_t N); 
63
64  };
65
66}}} // of namespace classifier, yat, and theplu
67
68#endif
69
Note: See TracBrowser for help on using the repository browser.