Changeset 2393 for trunk/sources/HeuristicLab.GP.StructureIdentification/3.3/Predictor.cs

Timestamp:

09/27/09 17:27:57 (15 years ago)

Author:

gkronber

Message:

Fixed #765 (GP Predictor should output NaN if the predicted value for a row can't be calculated).

File:

• trunk/sources/HeuristicLab.GP.StructureIdentification/3.3/Predictor.cs (modified) (2 diffs)

trunk/sources/HeuristicLab.GP.StructureIdentification/3.3/Predictor.cs

@@ -54 +54 @@
       double[] result = new double[end - start];
       for (int i = 0; i < result.Length; i++) {
-        result[i] = treeEvaluator.Evaluate(i + start);
+        try {
+          result[i] = treeEvaluator.Evaluate(i + start);
+        }
+        catch (ArgumentException) {
+          result[i] = double.NaN;
+        }
       }
       return result;
@@ -63 +68 @@
       foreach (IFunctionTree ft in FunctionTreeIterator.IteratePrefix(functionTree.FunctionTree)) {
         if (ft is VariableFunctionTree) {
-          VariableFunctionTree variable = (VariableFunctionTree) ft;
+          VariableFunctionTree variable = (VariableFunctionTree)ft;
           inputVariables.Add(variable.VariableName);
         }