Changeset 13938 for trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/DependencyCalculator/PearsonsRSquaredDependenceCalculator.cs

Timestamp:

06/27/16 15:28:26 (8 years ago)

Author:

mkommend

Message:

#2619:

• Refactored and separated the different feature correlation calculations.
• Added a checkbox to ignore missing values in the calculation.

File:

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

trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/DependencyCalculator/PearsonsRSquaredDependenceCalculator.cs

@@ -20 +20 @@
 #endregion
 
+using System;
 using System.Collections.Generic;
 
@@ -35 +36 @@
       return r * r;
     }
+
+    public double Calculate(IEnumerable<Tuple<double, double>> values, out OnlineCalculatorError errorState) {
+      var calculator = new OnlinePearsonsRCalculator();
+      foreach (var tuple in values) {
+        calculator.Add(tuple.Item1, tuple.Item2);
+        if (calculator.ErrorState != OnlineCalculatorError.None) break;
+      }
+      errorState = calculator.ErrorState;
+      var r = calculator.R;
+      return r * r;
+    }
   }
 }