Changeset 6878 for branches/GeneralizedQAP/HeuristicLab.Problems.DataAnalysis.Symbolic.Regression/3.4/SingleObjective/SymbolicRegressionSingleObjectiveProblem.cs

Timestamp:

10/05/11 21:55:55 (13 years ago)

Author:

abeham

Message:

#1614

• updated branch from trunk

Location:

branches/GeneralizedQAP

Files:

• . (modified) (2 props)
• HeuristicLab.Problems.DataAnalysis.Symbolic.Regression/3.4 (modified) (1 prop)
• HeuristicLab.Problems.DataAnalysis.Symbolic.Regression/3.4/SingleObjective/SymbolicRegressionSingleObjectiveProblem.cs (modified) (2 diffs)

branches/GeneralizedQAP

@@ +1 @@
+*.docstates
+*.psess
 *.resharper
 *.suo
+*.vsp
 Google.ProtocolBuffers-0.9.1.dll
+HeuristicLab 3.3.5.1.ReSharper.user
+HeuristicLab 3.3.6.0.ReSharper.user
 HeuristicLab.4.5.resharper.user
 HeuristicLab.resharper.user
@@ -8 +13 @@
 _ReSharper.HeuristicLab
 _ReSharper.HeuristicLab 3.3
+_ReSharper.HeuristicLab.ExtLibs
+bin
 protoc.exe
-HeuristicLab 3.3.5.1.ReSharper.user
-*.psess
-*.vsp
-*.docstates
+HeuristicLab.ExtLibs.6.0.ReSharper.user

@@ +1 @@
+*.docstates
+*.psess
 *.resharper
 *.suo
+*.vsp
 Google.ProtocolBuffers-0.9.1.dll
+HeuristicLab 3.3.5.1.ReSharper.user
+HeuristicLab 3.3.6.0.ReSharper.user
 HeuristicLab.4.5.resharper.user
 HeuristicLab.resharper.user
@@ -8 +13 @@
 _ReSharper.HeuristicLab
 _ReSharper.HeuristicLab 3.3
+_ReSharper.HeuristicLab.ExtLibs
+bin
 protoc.exe
-HeuristicLab 3.3.5.1.ReSharper.user
-*.psess
-*.vsp
-*.docstates
+HeuristicLab.ExtLibs.6.0.ReSharper.user

branches/GeneralizedQAP/HeuristicLab.Problems.DataAnalysis.Symbolic.Regression/3.4

@@ -4 +4 @@
 obj
 *.vs10x
+Plugin.cs

@@ -4 +4 @@
 obj
 *.vs10x
+Plugin.cs

branches/GeneralizedQAP/HeuristicLab.Problems.DataAnalysis.Symbolic.Regression/3.4/SingleObjective/SymbolicRegressionSingleObjectiveProblem.cs

@@ -62 +62 @@
       MaximumSymbolicExpressionTreeLength.Value = InitialMaximumTreeLength;
 
+      SymbolicExpressionTreeGrammarParameter.ValueChanged += (o, e) => ConfigureGrammarSymbols();
+
+      ConfigureGrammarSymbols();
       InitializeOperators();
       UpdateEstimationLimits();
+    }
+
+    private void ConfigureGrammarSymbols() {
+      var grammar = SymbolicExpressionTreeGrammar as TypeCoherentExpressionGrammar;
+      if (grammar != null) grammar.ConfigureAsDefaultRegressionGrammar();
     }
 
@@ -74 +82 @@
 
     private void UpdateEstimationLimits() {
-      if (ProblemData.TrainingPartition.Start < ProblemData.TrainingPartition.End) {
-        var targetValues = ProblemData.Dataset.GetVariableValues(ProblemData.TargetVariable, ProblemData.TrainingPartition.Start, ProblemData.TrainingPartition.End);
+      if (ProblemData.TrainingIndizes.Any()) {
+        var targetValues = ProblemData.Dataset.GetDoubleValues(ProblemData.TargetVariable, ProblemData.TrainingIndizes).ToList();
         var mean = targetValues.Average();
         var range = targetValues.Max() - targetValues.Min();
         EstimationLimits.Upper = mean + PunishmentFactor * range;
         EstimationLimits.Lower = mean - PunishmentFactor * range;
+      } else {
+        EstimationLimits.Upper = double.MaxValue;
+        EstimationLimits.Lower = double.MinValue;
       }
     }

@@ +1 @@
+*.docstates
+*.psess
 *.resharper
 *.suo
+*.vsp
 Google.ProtocolBuffers-0.9.1.dll
+HeuristicLab 3.3.5.1.ReSharper.user
+HeuristicLab 3.3.6.0.ReSharper.user
 HeuristicLab.4.5.resharper.user
 HeuristicLab.resharper.user
@@ -8 +13 @@
 _ReSharper.HeuristicLab
 _ReSharper.HeuristicLab 3.3
+_ReSharper.HeuristicLab.ExtLibs
+bin
 protoc.exe
-HeuristicLab 3.3.5.1.ReSharper.user
-*.psess
-*.vsp
-*.docstates
+HeuristicLab.ExtLibs.6.0.ReSharper.user

@@ -4 +4 @@
 obj
 *.vs10x
+Plugin.cs