1 files changed, 0 insertions, 51 deletions
diff --git a/gi/posterior-regularisation/prjava/src/optimization/stopCriteria/ProjectedGradientL2Norm.java b/gi/posterior-regularisation/prjava/src/optimization/stopCriteria/ProjectedGradientL2Norm.java
deleted file mode 100644
index aadf1fd5..00000000
--- a/gi/posterior-regularisation/prjava/src/optimization/stopCriteria/ProjectedGradientL2Norm.java
+++ /dev/null
@@ -1,51 +0,0 @@
-package optimization.stopCriteria;
-
-import optimization.gradientBasedMethods.Objective;
-import optimization.gradientBasedMethods.ProjectedObjective;
-import optimization.util.MathUtils;
-
-public class ProjectedGradientL2Norm implements StopingCriteria{
-	
-	/**
-	 * Stop if gradientNorm/(originalGradientNorm) smaller
-	 * than gradientConvergenceValue
-	 */
-	protected double gradientConvergenceValue;
-	
-	
-	public ProjectedGradientL2Norm(double gradientConvergenceValue){
-		this.gradientConvergenceValue = gradientConvergenceValue;
-	}
-	
-	public void reset(){
-		
-	}
-	
-	 double[] projectGradient(ProjectedObjective obj){
-		
-		if(obj.auxParameters == null){
-			obj.auxParameters = new double[obj.getNumParameters()];
-		}
-		System.arraycopy(obj.getParameters(), 0, obj.auxParameters, 0, obj.getNumParameters());
-		MathUtils.minusEquals(obj.auxParameters, obj.gradient, 1);
-		obj.auxParameters = obj.projectPoint(obj.auxParameters);
-		MathUtils.minusEquals(obj.auxParameters,obj.getParameters(),1);
-		return obj.auxParameters;
-	}
-	
-	public boolean stopOptimization(Objective obj){
-		if(obj instanceof ProjectedObjective) {
-			ProjectedObjective o = (ProjectedObjective) obj;
-			double norm = MathUtils.L2Norm(projectGradient(o));
-			if(norm < gradientConvergenceValue){
-	//			System.out.println("Gradient norm below treshold: " + norm);
-				return true;
-			}else{
-//				System.out.println("projected gradient norm: " + norm);
-				return false;
-			}
-		}
-		System.out.println("Not a projected objective");
-		throw new RuntimeException();
-	}
-}