Index: /branches/2971_named_intervals/HeuristicLab.Problems.DataAnalysis.Symbolic.Views/3.4/HeuristicLab.Problems.DataAnalysis.Symbolic.Views-3.4.csproj
===================================================================
--- /branches/2971_named_intervals/HeuristicLab.Problems.DataAnalysis.Symbolic.Views/3.4/HeuristicLab.Problems.DataAnalysis.Symbolic.Views-3.4.csproj	(revision 16548)
+++ /branches/2971_named_intervals/HeuristicLab.Problems.DataAnalysis.Symbolic.Views/3.4/HeuristicLab.Problems.DataAnalysis.Symbolic.Views-3.4.csproj	(revision 16549)
@@ -41,5 +41,5 @@
     <DebugType>full</DebugType>
     <Optimize>false</Optimize>
-    <OutputPath>$(SolutionDir)\bin\</OutputPath>
+    <OutputPath>..\..\..\..\trunk\bin\</OutputPath>
     <DefineConstants>DEBUG;TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
@@ -106,4 +106,56 @@
       <Private>False</Private>
     </Reference>
+    <Reference Include="HeuristicLab.Collections-3.3, Version=3.3.0.0, Culture=neutral, PublicKeyToken=ba48961d6f65dcec, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\..\..\..\trunk\bin\HeuristicLab.Collections-3.3.dll</HintPath>
+    </Reference>
+    <Reference Include="HeuristicLab.Common-3.3, Version=3.3.0.0, Culture=neutral, PublicKeyToken=ba48961d6f65dcec, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\..\..\..\trunk\bin\HeuristicLab.Common-3.3.dll</HintPath>
+    </Reference>
+    <Reference Include="HeuristicLab.Common.Resources-3.3, Version=3.3.0.0, Culture=neutral, PublicKeyToken=ba48961d6f65dcec, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\..\..\..\trunk\bin\HeuristicLab.Common.Resources-3.3.dll</HintPath>
+    </Reference>
+    <Reference Include="HeuristicLab.Core-3.3, Version=3.3.0.0, Culture=neutral, PublicKeyToken=ba48961d6f65dcec, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\..\..\..\trunk\bin\HeuristicLab.Core-3.3.dll</HintPath>
+    </Reference>
+    <Reference Include="HeuristicLab.Core.Views-3.3, Version=3.3.0.0, Culture=neutral, PublicKeyToken=ba48961d6f65dcec, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\..\..\..\trunk\bin\HeuristicLab.Core.Views-3.3.dll</HintPath>
+    </Reference>
+    <Reference Include="HeuristicLab.Data-3.3, Version=3.3.0.0, Culture=neutral, PublicKeyToken=ba48961d6f65dcec, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\..\..\..\trunk\bin\HeuristicLab.Data-3.3.dll</HintPath>
+    </Reference>
+    <Reference Include="HeuristicLab.Encodings.SymbolicExpressionTreeEncoding-3.4, Version=3.4.0.0, Culture=neutral, PublicKeyToken=ba48961d6f65dcec, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\..\..\..\trunk\bin\HeuristicLab.Encodings.SymbolicExpressionTreeEncoding-3.4.dll</HintPath>
+    </Reference>
+    <Reference Include="HeuristicLab.Encodings.SymbolicExpressionTreeEncoding.Views-3.4, Version=3.4.0.0, Culture=neutral, PublicKeyToken=ba48961d6f65dcec, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\..\..\..\trunk\bin\HeuristicLab.Encodings.SymbolicExpressionTreeEncoding.Views-3.4.dll</HintPath>
+    </Reference>
+    <Reference Include="HeuristicLab.MainForm-3.3, Version=3.3.0.0, Culture=neutral, PublicKeyToken=ba48961d6f65dcec, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\..\..\..\trunk\bin\HeuristicLab.MainForm-3.3.dll</HintPath>
+    </Reference>
+    <Reference Include="HeuristicLab.MainForm.WindowsForms-3.3, Version=3.3.0.0, Culture=neutral, PublicKeyToken=ba48961d6f65dcec, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\..\..\..\trunk\bin\HeuristicLab.MainForm.WindowsForms-3.3.dll</HintPath>
+    </Reference>
+    <Reference Include="HeuristicLab.Optimization-3.3, Version=3.3.0.0, Culture=neutral, PublicKeyToken=ba48961d6f65dcec, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\..\..\..\trunk\bin\HeuristicLab.Optimization-3.3.dll</HintPath>
+    </Reference>
+    <Reference Include="HeuristicLab.PluginInfrastructure-3.3, Version=3.3.0.0, Culture=neutral, PublicKeyToken=ba48961d6f65dcec, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\..\..\..\trunk\bin\HeuristicLab.PluginInfrastructure-3.3.dll</HintPath>
+    </Reference>
+    <Reference Include="HeuristicLab.Problems.DataAnalysis.Symbolic-3.4, Version=3.4.0.0, Culture=neutral, PublicKeyToken=ba48961d6f65dcec, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\..\..\..\trunk\bin\HeuristicLab.Problems.DataAnalysis.Symbolic-3.4.dll</HintPath>
+    </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core">
@@ -206,72 +258,7 @@
   </ItemGroup>
   <ItemGroup>
-    <ProjectReference Include="..\..\HeuristicLab.Collections\3.3\HeuristicLab.Collections-3.3.csproj">
-      <Project>{958B43BC-CC5C-4FA2-8628-2B3B01D890B6}</Project>
-      <Name>HeuristicLab.Collections-3.3</Name>
-      <Private>False</Private>
-    </ProjectReference>
-    <ProjectReference Include="..\..\HeuristicLab.Common.Resources\3.3\HeuristicLab.Common.Resources-3.3.csproj">
-      <Project>{0e27a536-1c4a-4624-a65e-dc4f4f23e3e1}</Project>
-      <Name>HeuristicLab.Common.Resources-3.3</Name>
-      <Private>False</Private>
-    </ProjectReference>
-    <ProjectReference Include="..\..\HeuristicLab.Common\3.3\HeuristicLab.Common-3.3.csproj">
-      <Project>{A9AD58B9-3EF9-4CC1-97E5-8D909039FF5C}</Project>
-      <Name>HeuristicLab.Common-3.3</Name>
-      <Private>False</Private>
-    </ProjectReference>
-    <ProjectReference Include="..\..\HeuristicLab.Core.Views\3.3\HeuristicLab.Core.Views-3.3.csproj">
-      <Project>{E226881D-315F-423D-B419-A766FE0D8685}</Project>
-      <Name>HeuristicLab.Core.Views-3.3</Name>
-      <Private>False</Private>
-    </ProjectReference>
-    <ProjectReference Include="..\..\HeuristicLab.Core\3.3\HeuristicLab.Core-3.3.csproj">
-      <Project>{C36BD924-A541-4A00-AFA8-41701378DDC5}</Project>
-      <Name>HeuristicLab.Core-3.3</Name>
-      <Private>False</Private>
-    </ProjectReference>
     <ProjectReference Include="..\..\HeuristicLab.Data.Views\3.3\HeuristicLab.Data.Views-3.3.csproj">
       <Project>{72104A0B-90E7-42F3-9ABE-9BBBADD4B943}</Project>
       <Name>HeuristicLab.Data.Views-3.3</Name>
-      <Private>False</Private>
-    </ProjectReference>
-    <ProjectReference Include="..\..\HeuristicLab.Data\3.3\HeuristicLab.Data-3.3.csproj">
-      <Project>{BBAB9DF5-5EF3-4BA8-ADE9-B36E82114937}</Project>
-      <Name>HeuristicLab.Data-3.3</Name>
-      <Private>False</Private>
-    </ProjectReference>
-    <ProjectReference Include="..\..\HeuristicLab.Encodings.SymbolicExpressionTreeEncoding.Views\3.4\HeuristicLab.Encodings.SymbolicExpressionTreeEncoding.Views-3.4.csproj">
-      <Project>{423BD94F-963A-438E-BA45-3BB3D61CD03B}</Project>
-      <Name>HeuristicLab.Encodings.SymbolicExpressionTreeEncoding.Views-3.4</Name>
-      <Private>False</Private>
-    </ProjectReference>
-    <ProjectReference Include="..\..\HeuristicLab.Encodings.SymbolicExpressionTreeEncoding\3.4\HeuristicLab.Encodings.SymbolicExpressionTreeEncoding-3.4.csproj">
-      <Project>{06D4A186-9319-48A0-BADE-A2058D462EEA}</Project>
-      <Name>HeuristicLab.Encodings.SymbolicExpressionTreeEncoding-3.4</Name>
-      <Private>False</Private>
-    </ProjectReference>
-    <ProjectReference Include="..\..\HeuristicLab.MainForm.WindowsForms\3.3\HeuristicLab.MainForm.WindowsForms-3.3.csproj">
-      <Project>{AB687BBE-1BFE-476B-906D-44237135431D}</Project>
-      <Name>HeuristicLab.MainForm.WindowsForms-3.3</Name>
-      <Private>False</Private>
-    </ProjectReference>
-    <ProjectReference Include="..\..\HeuristicLab.MainForm\3.3\HeuristicLab.MainForm-3.3.csproj">
-      <Project>{3BD61258-31DA-4B09-89C0-4F71FEF5F05A}</Project>
-      <Name>HeuristicLab.MainForm-3.3</Name>
-      <Private>False</Private>
-    </ProjectReference>
-    <ProjectReference Include="..\..\HeuristicLab.Optimization\3.3\HeuristicLab.Optimization-3.3.csproj">
-      <Project>{14AB8D24-25BC-400C-A846-4627AA945192}</Project>
-      <Name>HeuristicLab.Optimization-3.3</Name>
-      <Private>False</Private>
-    </ProjectReference>
-    <ProjectReference Include="..\..\HeuristicLab.PluginInfrastructure\3.3\HeuristicLab.PluginInfrastructure-3.3.csproj">
-      <Project>{94186A6A-5176-4402-AE83-886557B53CCA}</Project>
-      <Name>HeuristicLab.PluginInfrastructure-3.3</Name>
-      <Private>False</Private>
-    </ProjectReference>
-    <ProjectReference Include="..\..\HeuristicLab.Problems.DataAnalysis.Symbolic\3.4\HeuristicLab.Problems.DataAnalysis.Symbolic-3.4.csproj">
-      <Project>{3D28463F-EC96-4D82-AFEE-38BE91A0CA00}</Project>
-      <Name>HeuristicLab.Problems.DataAnalysis.Symbolic-3.4</Name>
       <Private>False</Private>
     </ProjectReference>
Index: /branches/2971_named_intervals/HeuristicLab.Problems.DataAnalysis.Symbolic.Views/3.4/InteractiveSymbolicDataAnalysisSolutionSimplifierView.cs
===================================================================
--- /branches/2971_named_intervals/HeuristicLab.Problems.DataAnalysis.Symbolic.Views/3.4/InteractiveSymbolicDataAnalysisSolutionSimplifierView.cs	(revision 16548)
+++ /branches/2971_named_intervals/HeuristicLab.Problems.DataAnalysis.Symbolic.Views/3.4/InteractiveSymbolicDataAnalysisSolutionSimplifierView.cs	(revision 16549)
@@ -37,4 +37,5 @@
     private Dictionary<ISymbolicExpressionTreeNode, ISymbolicExpressionTreeNode> foldedNodes;
     private Dictionary<ISymbolicExpressionTreeNode, ISymbolicExpressionTreeNode> changedNodes;
+    private Dictionary<ISymbolicExpressionTreeNode, Interval> intervals;
     private Dictionary<ISymbolicExpressionTreeNode, double> nodeImpacts;
 
@@ -194,5 +195,13 @@
       progress.CanBeStopped = true;
       cancellationTokenSource = new CancellationTokenSource();
+      var interpreter = new IntervalInterpreter();
+
       var impactAndReplacementValues = await Task.Run(() => CalculateImpactAndReplacementValues(tree));
+      var customIntervals = (Content.ProblemData as RegressionProblemData).VariableRangesParameter.Value;
+      Dictionary<String, Interval> variableRanges = new Dictionary<string, Interval>();
+      foreach (var keyValuePair in customIntervals.VariableIntervals) {
+        variableRanges.Add(keyValuePair.Key, keyValuePair.Value);
+      }
+      var resultIntervals = await Task.Run(() => interpreter.GetSymbolicExressionTreeIntervals(tree, variableRanges, out intervals));
       try {
         await Task.Delay(500, cancellationTokenSource.Token); // wait for progressbar to finish animation
@@ -297,4 +306,5 @@
         }
         if (visualTree != null)
+          visualTree.ToolTip += String.Format($"{Environment.NewLine}Intervals: [{intervals[treeNode].LowerBound:G5} ... {intervals[treeNode].UpperBound:G5}]");
           if (changedNodes.ContainsKey(treeNode)) {
             visualTree.LineColor = Color.DodgerBlue;
Index: /branches/2971_named_intervals/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionProblemData.cs
===================================================================
--- /branches/2971_named_intervals/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionProblemData.cs	(revision 16548)
+++ /branches/2971_named_intervals/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionProblemData.cs	(revision 16549)
@@ -93,5 +93,5 @@
       problemData.Parameters.Add(new FixedValueParameter<IntRange>(TestPartitionParameterName, "", (IntRange)new IntRange(0, 0).AsReadOnly()));
       problemData.Parameters.Add(new ConstrainedValueParameter<StringValue>(TargetVariableParameterName, new ItemSet<StringValue>()));
-      problemData.Parameters.Add(new FixedValueParameter<NamedIntervals>(VariableRangesParameterName, new NamedIntervals()));
+      problemData.Parameters.Add(new FixedValueParameter<NamedIntervals>(VariableRangesParameterName,"", new NamedIntervals()));
       emptyProblemData = problemData;
     }
Index: /branches/2971_named_intervals/NamedIntervals.sln
===================================================================
--- /branches/2971_named_intervals/NamedIntervals.sln	(revision 16548)
+++ /branches/2971_named_intervals/NamedIntervals.sln	(revision 16549)
@@ -22,4 +22,6 @@
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "HeuristicLab.Problems.DataAnalysis.Views-3.4", "HeuristicLab.Problems.DataAnalysis.Views\3.4\HeuristicLab.Problems.DataAnalysis.Views-3.4.csproj", "{3E9E8944-44FF-40BB-A622-3A4A7DD0F198}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "HeuristicLab.Problems.DataAnalysis.Symbolic.Views-3.4", "HeuristicLab.Problems.DataAnalysis.Symbolic.Views\3.4\HeuristicLab.Problems.DataAnalysis.Symbolic.Views-3.4.csproj", "{7A2531CE-3F7C-4F13-BCCA-ED6DC27A7086}"
 EndProject
 Global
@@ -69,4 +71,16 @@
 		{3E9E8944-44FF-40BB-A622-3A4A7DD0F198}.Release|x86.ActiveCfg = Release|x86
 		{3E9E8944-44FF-40BB-A622-3A4A7DD0F198}.Release|x86.Build.0 = Release|x86
+		{7A2531CE-3F7C-4F13-BCCA-ED6DC27A7086}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{7A2531CE-3F7C-4F13-BCCA-ED6DC27A7086}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{7A2531CE-3F7C-4F13-BCCA-ED6DC27A7086}.Debug|x64.ActiveCfg = Debug|x64
+		{7A2531CE-3F7C-4F13-BCCA-ED6DC27A7086}.Debug|x64.Build.0 = Debug|x64
+		{7A2531CE-3F7C-4F13-BCCA-ED6DC27A7086}.Debug|x86.ActiveCfg = Debug|x86
+		{7A2531CE-3F7C-4F13-BCCA-ED6DC27A7086}.Debug|x86.Build.0 = Debug|x86
+		{7A2531CE-3F7C-4F13-BCCA-ED6DC27A7086}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{7A2531CE-3F7C-4F13-BCCA-ED6DC27A7086}.Release|Any CPU.Build.0 = Release|Any CPU
+		{7A2531CE-3F7C-4F13-BCCA-ED6DC27A7086}.Release|x64.ActiveCfg = Release|x64
+		{7A2531CE-3F7C-4F13-BCCA-ED6DC27A7086}.Release|x64.Build.0 = Release|x64
+		{7A2531CE-3F7C-4F13-BCCA-ED6DC27A7086}.Release|x86.ActiveCfg = Release|x86
+		{7A2531CE-3F7C-4F13-BCCA-ED6DC27A7086}.Release|x86.Build.0 = Release|x86
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
