diff options
author | desaicwtf <desaicwtf@ec762483-ff6d-05da-a07a-a48fb63a330f> | 2010-07-09 16:59:55 +0000 |
---|---|---|
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/ProjectedObjective.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/ProjectedObjective.java')
-rw-r--r-- | gi/posterior-regularisation/prjava/src/optimization/gradientBasedMethods/ProjectedObjective.java | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/gi/posterior-regularisation/prjava/src/optimization/gradientBasedMethods/ProjectedObjective.java b/gi/posterior-regularisation/prjava/src/optimization/gradientBasedMethods/ProjectedObjective.java new file mode 100644 index 00000000..c3d21393 --- /dev/null +++ b/gi/posterior-regularisation/prjava/src/optimization/gradientBasedMethods/ProjectedObjective.java @@ -0,0 +1,29 @@ +package optimization.gradientBasedMethods; + +import optimization.util.MathUtils; + + +/** + * Computes a projected objective + * When we tell it to set some parameters it automatically projects the parameters back into the simplex: + * + * + * When we tell it to get the gradient in automatically returns the projected gradient: + * @author javg + * + */ +public abstract class ProjectedObjective extends Objective{ + + public abstract double[] projectPoint (double[] point); + + public double[] auxParameters; + + + public void setInitialParameters(double[] params){ + setParameters(projectPoint(params)); + } + + + + +} |