Changeset 3409 for trunk/sources/HeuristicLab.Problems.DataAnalysis.Regression

Timestamp:

04/19/10 10:18:15 (15 years ago)

Author:

gkronber

Message:

Worked on ADF aware evaluation for symbolic regression problems #938 (Data types and operators for regression problems)

File:

• trunk/sources/HeuristicLab.Problems.DataAnalysis.Regression/3.3/Symbolic/SymbolicRegressionProblem.cs (modified) (1 diff)

trunk/sources/HeuristicLab.Problems.DataAnalysis.Regression/3.3/Symbolic/SymbolicRegressionProblem.cs

@@ -141 +141 @@
       SymbolicExpressionTreeCreator creator = new ProbabilisticTreeCreator();
       var evaluator = new SymbolicRegressionMeanSquaredErrorEvaluator();
-      var grammar = new ArithmeticExpressionGrammar();
+      var grammar = new GlobalSymbolicExpressionGrammar(new ArithmeticExpressionGrammar());
       Parameters.Add(new ValueParameter<BoolValue>("Maximization", "Set to false as the error of the regression model should be minimized.", new BoolValue(false)));
       Parameters.Add(new ValueParameter<SymbolicExpressionTreeCreator>("SolutionCreator", "The operator which should be used to create new symbolic regression solutions.", creator));