Changeset 8689 for trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators

Timestamp:

09/24/12 18:48:16 (12 years ago)

Author:

sforsten

Message:

#1292:

• NaN values are used, if the calculation is invalid (e.g. missing values, infinity etc.)
• Variables can now be filtered. Initially allowed input variables and target variable are shown, but with a right click a dialog can be opened to select variables, which shall be shown

File:

• trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/SpearmansRankCorrelationCoefficientCalculator.cs (modified) (2 diffs)

trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/SpearmansRankCorrelationCoefficientCalculator.cs

@@ -20 +20 @@
 #endregion
 
+using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -27 +28 @@
 
     public static double Calculate(IEnumerable<double> originalValues, IEnumerable<double> estimatedValues, out OnlineCalculatorError errorState) {
-      double rs = alglib.basestat.spearmancorr2(originalValues.ToArray(), estimatedValues.ToArray(), originalValues.Count());
-      errorState = OnlineCalculatorError.None;
+      double rs = double.NaN;
+      try {
+        rs = alglib.basestat.spearmancorr2(originalValues.ToArray(), estimatedValues.ToArray(), originalValues.Count());
+        errorState = OnlineCalculatorError.None;
+      }
+      catch (Exception ex) {
+        errorState = OnlineCalculatorError.InvalidValueAdded;
+      }
+
       return rs;
     }