yat
0.8.3pre
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00001 #ifndef _theplu_yat_regression_linear_ 00002 #define _theplu_yat_regression_linear_ 00003 00004 // $Id: Linear.h 2202 2010-02-21 18:39:13Z peter $ 00005 00006 /* 00007 Copyright (C) 2004, 2005, 2006, 2007, 2008 Jari Häkkinen, Peter Johansson 00008 Copyright (C) 2010 Peter Johansson 00009 00010 This file is part of the yat library, http://dev.thep.lu.se/yat 00011 00012 The yat library is free software; you can redistribute it and/or 00013 modify it under the terms of the GNU General Public License as 00014 published by the Free Software Foundation; either version 3 of the 00015 License, or (at your option) any later version. 00016 00017 The yat library is distributed in the hope that it will be useful, 00018 but WITHOUT ANY WARRANTY; without even the implied warranty of 00019 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00020 General Public License for more details. 00021 00022 You should have received a copy of the GNU General Public License 00023 along with yat. If not, see <http://www.gnu.org/licenses/>. 00024 */ 00025 00026 #include "OneDimensional.h" 00027 00028 #include <cmath> 00029 00030 namespace theplu { 00031 namespace yat { 00032 namespace utility { 00033 class VectorBase; 00034 } 00035 namespace regression { 00036 00043 class Linear : public OneDimensional 00044 { 00045 00046 public: 00050 Linear(void); 00051 00055 virtual ~Linear(void); 00056 00063 double alpha(void) const; 00064 00071 double alpha_var(void) const; 00072 00079 double beta(void) const; 00080 00087 double beta_var(void) const; 00088 00094 void fit(const utility::VectorBase& x, const utility::VectorBase& y) ; 00095 00099 double predict(const double x) const; 00100 00106 double s2(void) const; 00107 00114 double standard_error2(const double x) const; 00115 00116 00117 private: 00121 Linear(const Linear&); 00122 00123 double alpha_; 00124 double alpha_var_; 00125 double beta_; 00126 double beta_var_; 00127 }; 00128 00129 }}} // of namespaces regression, yat, and theplu 00130 00131 #endif