source: trunk/yat/regression/OneDimensionalWeighted.cc @ 1650

Last change on this file since 1650 was 1487, checked in by Jari Häkkinen, 13 years ago

Addresses #436. GPL license copy reference should also be updated.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
File size: 1.3 KB
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1// $Id: OneDimensionalWeighted.cc 1487 2008-09-10 08:41:36Z jari $
2
3/*
4  Copyright (C) 2007 Jari Häkkinen, Peter Johansson
5
6  This file is part of the yat library, http://dev.thep.lu.se/yat
7
8  The yat library is free software; you can redistribute it and/or
9  modify it under the terms of the GNU General Public License as
10  published by the Free Software Foundation; either version 3 of the
11  License, or (at your option) any later version.
12
13  The yat library is distributed in the hope that it will be useful,
14  but WITHOUT ANY WARRANTY; without even the implied warranty of
15  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  General Public License for more details.
17
18  You should have received a copy of the GNU General Public License
19  along with yat. If not, see <http://www.gnu.org/licenses/>.
20*/
21
22#include "OneDimensionalWeighted.h"
23
24namespace theplu {
25namespace yat {
26namespace regression {
27
28  OneDimensionalWeighted::OneDimensionalWeighted(void)
29    : chisq_(0)
30  {
31  }
32
33  OneDimensionalWeighted::~OneDimensionalWeighted(void)
34  {
35  }
36
37
38  double OneDimensionalWeighted::prediction_error2(const double x, 
39                                                   const double w) const 
40  { 
41    return s2(w)+standard_error2(x);
42  }
43
44
45  double OneDimensionalWeighted::r2(void) const 
46  { 
47    return 1-chisq_/ap_.y_averager().sum_xx_centered();
48  }
49
50}}} // of namespaces regression, yat, and theplu
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