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author | desaicwtf <desaicwtf@ec762483-ff6d-05da-a07a-a48fb63a330f> | 2010-07-09 16:59:55 +0000 |
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committer | desaicwtf <desaicwtf@ec762483-ff6d-05da-a07a-a48fb63a330f> | 2010-07-09 16:59:55 +0000 |
commit | 7f69c868c41e4b36eecf9d3b1dc22f3f3aa1540c (patch) | |
tree | d22aa7b6f47248ed6da02b77a0680b6b83e67b63 /gi/posterior-regularisation/prjava/src/optimization/gradientBasedMethods/GradientDescent.java | |
parent | 4e37402323c3227e90a89345387834e149732b5c (diff) |
add optimization library source code
git-svn-id: https://ws10smt.googlecode.com/svn/trunk@204 ec762483-ff6d-05da-a07a-a48fb63a330f
Diffstat (limited to 'gi/posterior-regularisation/prjava/src/optimization/gradientBasedMethods/GradientDescent.java')
-rw-r--r-- | gi/posterior-regularisation/prjava/src/optimization/gradientBasedMethods/GradientDescent.java | 19 |
1 files changed, 19 insertions, 0 deletions
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; + } +} |