Changeset 14237 for branches/symbreg-factors-2650/HeuristicLab.Algorithms.DataAnalysis/3.4/NearestNeighbour/NearestNeighbourModel.cs

Timestamp:

08/05/16 14:25:28 (8 years ago)

Author:

gkronber

Message:

#2650: work in progress..

File:

• branches/symbreg-factors-2650/HeuristicLab.Algorithms.DataAnalysis/3.4/NearestNeighbour/NearestNeighbourModel.cs (modified) (1 diff)

branches/symbreg-factors-2650/HeuristicLab.Algorithms.DataAnalysis/3.4/NearestNeighbour/NearestNeighbourModel.cs

@@ -104 +104 @@
       this.allowedInputVariables = allowedInputVariables.ToArray();
 
+      // check input variables. Only double variables are allowed.
+      var invalidInputs =
+        allowedInputVariables.Where(name => !dataset.VariableHasType<double>(name));
+      if (invalidInputs.Any())
+        throw new NotSupportedException("Gradient tree boosting only supports real-valued variables. Unsupported inputs: " + string.Join(", ", invalidInputs));
+
+
       var inputMatrix = AlglibUtil.PrepareInputMatrix(dataset,
                                    allowedInputVariables.Concat(new string[] { targetVariable }),