Changeset 2535 for trunk/sources/HeuristicLab.DataAnalysis/3.2/Statistics.cs

Timestamp:

11/26/09 15:55:11 (15 years ago)

Author:

mkommend

Message:

corrected median implementation (ticket #808)

File:

• trunk/sources/HeuristicLab.DataAnalysis/3.2/Statistics.cs (modified) (2 diffs)

trunk/sources/HeuristicLab.DataAnalysis/3.2/Statistics.cs

@@ -163 +163 @@
       if (values.Length == 0) throw new InvalidOperationException();
       int n = values.Length;
-      if (n == 0)
-        return 0;
-
       double[] sortedValues = new double[n];
 
@@ -175 +172 @@
         return sortedValues[n / 2];
       } else {
-        return (sortedValues[n / 2] + sortedValues[n / 2 + 1]) / 2.0;
+        return (sortedValues[(n / 2)-1] + sortedValues[n / 2 ]) / 2.0;
       }
     }