diff options
Diffstat (limited to 'src/de/lmu/ifi/dbs/elki/math/statistics/LinearRegression.java')
-rw-r--r-- | src/de/lmu/ifi/dbs/elki/math/statistics/LinearRegression.java | 39 |
1 files changed, 20 insertions, 19 deletions
diff --git a/src/de/lmu/ifi/dbs/elki/math/statistics/LinearRegression.java b/src/de/lmu/ifi/dbs/elki/math/statistics/LinearRegression.java index 4a535879..f28986f0 100644 --- a/src/de/lmu/ifi/dbs/elki/math/statistics/LinearRegression.java +++ b/src/de/lmu/ifi/dbs/elki/math/statistics/LinearRegression.java @@ -1,26 +1,27 @@ package de.lmu.ifi.dbs.elki.math.statistics; + /* -This file is part of ELKI: -Environment for Developing KDD-Applications Supported by Index-Structures + This file is part of ELKI: + Environment for Developing KDD-Applications Supported by Index-Structures -Copyright (C) 2011 -Ludwig-Maximilians-Universität München -Lehr- und Forschungseinheit für Datenbanksysteme -ELKI Development Team + Copyright (C) 2011 + Ludwig-Maximilians-Universität München + Lehr- und Forschungseinheit für Datenbanksysteme + ELKI Development Team -This program is free software: you can redistribute it and/or modify -it under the terms of the GNU Affero General Public License as published by -the Free Software Foundation, either version 3 of the License, or -(at your option) any later version. + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU Affero General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU Affero General Public License for more details. + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU Affero General Public License for more details. -You should have received a copy of the GNU Affero General Public License -along with this program. If not, see <http://www.gnu.org/licenses/>. -*/ + You should have received a copy of the GNU Affero General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. + */ import java.util.List; @@ -43,13 +44,13 @@ public class LinearRegression { public LinearRegression(List<DoubleDoublePair> points) { double sumy = 0.0; double sumx = 0.0; - double sumyy = 0.0; + //double sumyy = 0.0; double sumxx = 0.0; double sumxy = 0.0; int gap = 0; for(DoubleDoublePair point : points) { sumy += point.second; - sumyy += point.second * point.second; + //sumyy += point.second * point.second; gap++; sumx += point.first; sumxx += point.first * point.first; |