Changeset 10166

Timestamp:

11/27/13 16:37:31 (11 years ago)

Author:

sbreuer

Message:

• implement GetAverage and GetMedian

File:

• branches/DataPreprocessing/HeuristicLab.DataPreprocessing/3.3/PreprocessingDataStatisticInfo.cs (modified) (2 diffs)

branches/DataPreprocessing/HeuristicLab.DataPreprocessing/3.3/PreprocessingDataStatisticInfo.cs

@@ -2 +2 @@
 using System.Linq;
 using HeuristicLab.DataPreprocessing.Interfaces;
+using System.Linq;
 
 namespace HeuristicLab.DataPreprocessing {
@@ -64 +65 @@
 
     public double GetMedian(int columnIndex) {
-      throw new System.NotImplementedException();
+      double median = double.NaN;
+      if (preprocessingData.IsType<double>(columnIndex)) {
+        median = preprocessingData.GetValues<double>(columnIndex).OrderBy(x => x).ElementAt(preprocessingData.Rows / 2);
+      }
+      return median;
     }
 
     public double GetAverage(int columnIndex) {
-      throw new System.NotImplementedException();
+      double avg = double.NaN;
+      if (preprocessingData.IsType<double>(columnIndex)) {
+        avg = preprocessingData.GetValues<double>(columnIndex).Average();
+      }
+      return avg;
     }