From 7f69c868c41e4b36eecf9d3b1dc22f3f3aa1540c Mon Sep 17 00:00:00 2001 From: desaicwtf Date: Fri, 9 Jul 2010 16:59:55 +0000 Subject: add optimization library source code git-svn-id: https://ws10smt.googlecode.com/svn/trunk@204 ec762483-ff6d-05da-a07a-a48fb63a330f --- .../gradientBasedMethods/GradientDescent.java | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 gi/posterior-regularisation/prjava/src/optimization/gradientBasedMethods/GradientDescent.java (limited to 'gi/posterior-regularisation/prjava/src/optimization/gradientBasedMethods/GradientDescent.java') diff --git a/gi/posterior-regularisation/prjava/src/optimization/gradientBasedMethods/GradientDescent.java b/gi/posterior-regularisation/prjava/src/optimization/gradientBasedMethods/GradientDescent.java new file mode 100644 index 00000000..9a53cef4 --- /dev/null +++ b/gi/posterior-regularisation/prjava/src/optimization/gradientBasedMethods/GradientDescent.java @@ -0,0 +1,19 @@ +package optimization.gradientBasedMethods; + +import optimization.linesearch.LineSearchMethod; + + + +public class GradientDescent extends AbstractGradientBaseMethod{ + + public GradientDescent(LineSearchMethod lineSearch) { + this.lineSearch = lineSearch; + } + + public double[] getDirection(){ + for(int i = 0; i< gradient.length; i++){ + direction[i] = -gradient[i]; + } + return direction; + } +} -- cgit v1.2.3