add optimization library source code

git-svn-id: https://ws10smt.googlecode.com/svn/trunk@204 ec762483-ff6d-05da-a07a-a48fb63a330f

1 files changed, 14 insertions, 0 deletions

diff --git a/gi/posterior-regularisation/prjava/src/optimization/linesearch/LineSearchMethod.java b/gi/posterior-regularisation/prjava/src/optimization/linesearch/LineSearchMethod.java
new file mode 100644
index 00000000..80cd7f39
--- /dev/null
+++ b/gi/posterior-regularisation/prjava/src/optimization/linesearch/LineSearchMethod.java
@@ -0,0 +1,14 @@
+package optimization.linesearch;
+
+
+public interface LineSearchMethod {
+	
+	double getStepSize(DifferentiableLineSearchObjective o);
+	
+	public double getInitialGradient();
+	public double getPreviousInitialGradient();
+	public double getPreviousStepUsed();
+	
+	public void setInitialStep(double initial);
+	public void reset();
+}