Changeset 9337 for branches/HeuristicLab.Analysis.AlgorithmBehavior/HeuristicLab.Analysis.AlgorithmBehavior.Analyzers.Views/3.3/TTest.cs

Timestamp:

03/28/13 14:03:42 (12 years ago)

Author:

ascheibe

Message:

#1886 fixed bugs in TTest

File:

• branches/HeuristicLab.Analysis.AlgorithmBehavior/HeuristicLab.Analysis.AlgorithmBehavior.Analyzers.Views/3.3/TTest.cs (modified) (2 diffs)

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

@@ -25 +25 @@
 
 namespace HeuristicLab.Analysis.AlgorithmBehavior.Analyzers.Views {
-  public class TTest {   
+  public class TTest {
     public static double Test(double[] data1, double[] data2) {
       double left, right, both;
-      //TODO: decide what to return
       alglib.studentttest2(data1, data1.Length, data2, data2.Length, out both, out left, out right);
-      return left;
-    }     
+      return both;
+    }
 
     public static double GetOptimalSampleSize(double[] data1, double[] data2, double conf = 0.95) {
@@ -43 +42 @@
 
       result = Math.Pow(t, 2) * (Math.Pow(s1, 2) + Math.Pow(s2, 2)) / Math.Pow(m1 - m2, 2);
-      return result;
+      return Math.Ceiling(result);
     }
   }