Changeset 3652

Timestamp:

05/05/10 20:35:13 (14 years ago)

Author:

gkronber

Message:

Added analyzer to calculate and track min, avg, and max R² on the training set for symbolic regression problems. #999 (Refactor algorithm analysis and tracing)

Location:

trunk/sources/HeuristicLab.Problems.DataAnalysis.Regression/3.3

Files:

• HeuristicLab.Problems.DataAnalysis.Regression-3.3.csproj (modified) (2 diffs)
• Symbolic/Analyzers/PopulationSymbolicRegressionModelQualityAnalyzer.cs (added)
• Symbolic/SimpleSymbolicRegressionEvaluator.cs (added)
• Symbolic/SymbolicRegressionProblem.cs (modified) (2 diffs)

trunk/sources/HeuristicLab.Problems.DataAnalysis.Regression/3.3/HeuristicLab.Problems.DataAnalysis.Regression-3.3.csproj

@@ -86 +86 @@
     <Compile Include="HeuristicLabProblemsDataAnalysisRegressionPlugin.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="Symbolic\Analyzers\PopulationSymbolicRegressionModelQualityAnalyzer.cs" />
     <Compile Include="Symbolic\Analyzers\PopulationSymbolicRegressionVariableFrequencyAnalyzer.cs" />
     <Compile Include="Symbolic\Analyzers\PopulationValidationBestScaledSymbolicRegressionSolutionAnalyzer.cs" />
@@ -91 +92 @@
     <Compile Include="Symbolic\Analyzers\ISymbolicRegressionSolutionPopulationAnalyzer.cs" />
     <Compile Include="Symbolic\Analyzers\PopulationBestSymbolicRegressionSolutionAnalyzer.cs" />
+    <Compile Include="Symbolic\SimpleSymbolicRegressionEvaluator.cs" />
     <Compile Include="Symbolic\SymbolicRegressionScaledMeanSquaredErrorEvaluator.cs" />
     <Compile Include="Symbolic\SymbolicRegressionSolution.cs" />

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

@@ -353 +353 @@
       operators.Add(new PopulationMinAvgMaxTreeSizeAnalyzer());
       operators.Add(new PopulationSymbolicRegressionVariableFrequencyAnalyzer());
+      operators.Add(new PopulationSymbolicRegressionModelQualityAnalyzer());
       ParameterizeOperators();
       ParameterizeAnalyzers();
@@ -389 +390 @@
           varFreqAnalyzer.ProblemDataParameter.ActualName = DataAnalysisProblemDataParameter.Name;
         }
+        var modelQualityAnalyzer = analyzer as PopulationSymbolicRegressionModelQualityAnalyzer;
+        if (modelQualityAnalyzer != null) {
+          modelQualityAnalyzer.ProblemDataParameter.ActualName = DataAnalysisProblemDataParameter.Name;
+          modelQualityAnalyzer.SymbolicExpressionTreeParameter.ActualName = SolutionCreator.SymbolicExpressionTreeParameter.ActualName;
+          modelQualityAnalyzer.UpperEstimationLimitParameter.ActualName = UpperEstimationLimitParameter.Name;
+          modelQualityAnalyzer.LowerEstimationLimitParameter.ActualName = LowerEstimationLimitParameter.Name;
+          modelQualityAnalyzer.SymbolicExpressionTreeInterpreterParameter.ActualName = SymbolicExpressionTreeInterpreterParameter.Name;
+          modelQualityAnalyzer.SamplesStartParameter.Value = TrainingSamplesStart;
+          modelQualityAnalyzer.SamplesEndParameter.Value = ValidationSamplesEnd;
+        }
       }
       foreach (ISymbolicExpressionTreePopulationAnalyzer analyzer in Operators.OfType<ISymbolicExpressionTreePopulationAnalyzer>()) {