Changeset 12117

Timestamp:

03/04/15 10:17:08 (6 years ago)

Author:

ascheibe

Message:

#2348 fixed a bug in the chart analysis view that occurs if a data table has less then 4 values in a data row

File:

• trunk/sources/HeuristicLab.Analysis.Statistics.Views/3.3/ChartAnalysisView.cs (modified) (1 diff)

trunk/sources/HeuristicLab.Analysis.Statistics.Views/3.3/ChartAnalysisView.cs

@@ -291 +291 @@
         double percentile25 = values.Percentile(0.25);
         double percentile75 = values.Percentile(0.75);
-        double lowerAvg = values.OrderBy(x => x).Take((int)(values.Count() * 0.25)).Average();
-        double upperAvg = values.OrderByDescending(x => x).Take((int)(values.Count() * 0.25)).Average();
-        double firstAvg = values.Take((int)(values.Count() * 0.25)).Average();
-        double lastAvg = values.Skip((int)(values.Count() * 0.75)).Average();
+        double lowerAvg = values.Count() > 4 ? values.OrderBy(x => x).Take((int)(values.Count() * 0.25)).Average() : double.NaN;
+        double upperAvg = values.Count() > 4 ? values.OrderByDescending(x => x).Take((int)(values.Count() * 0.25)).Average() : double.NaN;
+        double firstAvg = values.Count() > 4 ? values.Take((int)(values.Count() * 0.25)).Average() : double.NaN;
+        double lastAvg = values.Count() > 4 ? values.Skip((int)(values.Count() * 0.75)).Average() : double.NaN;
         double slope, intercept, r;
         llsFitting.Calculate(values, out slope, out intercept);