Changeset 10098

Timestamp:

10/31/13 09:34:52 (11 years ago)

Author:

ascheibe

Message:

#1886 added method for converting similarity-based measures to euclidean distances

Location:

branches/HeuristicLab.Analysis.AlgorithmBehavior

Files:

• HeuristicLab.Analysis.AlgorithmBehavior.Analyzers.Views/3.3/ConvexHullView.cs (modified) (1 diff)
• HeuristicLab.Analysis.AlgorithmBehavior.Analyzers/3.3/DistanceMatrixToPoints.cs (modified) (1 diff)

branches/HeuristicLab.Analysis.AlgorithmBehavior/HeuristicLab.Analysis.AlgorithmBehavior.Analyzers.Views/3.3/ConvexHullView.cs

@@ -47 +47 @@
 
         var input = sols.Select(x => ConvertPermutationToVertex(x)).ToArray();
-        var convexHull = HyperHull.CalculateUsingSMO(input);
+        var convexHull = LPHull.Calculate(input);
         resultsTextBox.Text += "Nr. of Points in Generation " + i + ": " + convexHull.Count + Environment.NewLine;
         resultsTextBox.Text += "Volume of Convex Hull in Generation " + i + " is: " +

branches/HeuristicLab.Analysis.AlgorithmBehavior/HeuristicLab.Analysis.AlgorithmBehavior.Analyzers/3.3/DistanceMatrixToPoints.cs

@@ -136 +136 @@
       return points;
     }
+
+    public static double[][] TransformToDistances(double[][] similarityMatrix) {
+      double[][] dm = new double[similarityMatrix.Length][];
+
+      for (int i = 0; i < dm.Length; i++) {
+        dm[i] = new double[similarityMatrix.Length];
+        for (int j = 0; j < dm.Length; j++) {
+          dm[i][j] = Math.Sqrt(similarityMatrix[i][i] + similarityMatrix[j][j] - 2 * similarityMatrix[i][j]);
+        }
+      }
+
+      return dm;
+    }
   }
 }