Index: branches/Sliding Window GP/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/HeuristicLab.Problems.DataAnalysis.Symbolic-3.4.csproj
===================================================================
--- branches/Sliding Window GP/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/HeuristicLab.Problems.DataAnalysis.Symbolic-3.4.csproj	(revision 7820)
+++ branches/Sliding Window GP/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/HeuristicLab.Problems.DataAnalysis.Symbolic-3.4.csproj	(revision 7845)
@@ -50,5 +50,5 @@
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@@ -93,6 +93,48 @@
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+      <HintPath>..\..\..\..\trunk\sources\bin\HeuristicLab.Core-3.3.dll</HintPath>
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+    <Reference Include="HeuristicLab.Data-3.3">
+      <HintPath>..\..\..\..\trunk\sources\bin\HeuristicLab.Data-3.3.dll</HintPath>
+    </Reference>
+    <Reference Include="HeuristicLab.Encodings.SymbolicExpressionTreeEncoding-3.4">
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+    </Reference>
+    <Reference Include="HeuristicLab.Operators-3.3">
+      <HintPath>..\..\..\..\trunk\sources\bin\HeuristicLab.Operators-3.3.dll</HintPath>
+    </Reference>
+    <Reference Include="HeuristicLab.Optimization-3.3">
+      <HintPath>..\..\..\..\trunk\sources\bin\HeuristicLab.Optimization-3.3.dll</HintPath>
+    </Reference>
+    <Reference Include="HeuristicLab.Parameters-3.3">
+      <HintPath>..\..\..\..\trunk\sources\bin\HeuristicLab.Parameters-3.3.dll</HintPath>
+    </Reference>
+    <Reference Include="HeuristicLab.Persistence-3.3">
+      <HintPath>..\..\..\..\trunk\sources\bin\HeuristicLab.Persistence-3.3.dll</HintPath>
+    </Reference>
+    <Reference Include="HeuristicLab.PluginInfrastructure-3.3">
+      <HintPath>..\..\..\..\trunk\sources\bin\HeuristicLab.PluginInfrastructure-3.3.dll</HintPath>
+    </Reference>
+    <Reference Include="HeuristicLab.Problems.DataAnalysis-3.4">
+      <HintPath>..\..\..\..\trunk\sources\bin\HeuristicLab.Problems.DataAnalysis-3.4.dll</HintPath>
+    </Reference>
+    <Reference Include="HeuristicLab.Random-3.3">
+      <HintPath>..\..\..\..\trunk\sources\bin\HeuristicLab.Random-3.3.dll</HintPath>
     </Reference>
     <Reference Include="System" />
@@ -111,5 +153,7 @@
   </ItemGroup>
   <ItemGroup>
-    <Compile Include="Analyzers\SymbolicDataAnalysisSlidingWindowAnalyzer.cs" />
+    <Compile Include="SlidingWindow\SlidingWindowData.cs" />
+    <Compile Include="SlidingWindow\GenerationalSlidingWindowAnalyzer.cs" />
+    <Compile Include="SlidingWindow\SlidingWindowAnalyzer.cs" />
     <Compile Include="Analyzers\SymbolicDataAnalysisSingleObjectiveValidationParetoBestSolutionAnalyzer.cs" />
     <Compile Include="Analyzers\SymbolicDataAnalysisComplexityAnalyzer.cs" />
@@ -229,81 +273,4 @@
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Index: branches/Sliding Window GP/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/SlidingWindow/GenerationalSlidingWindowAnalyzer.cs
===================================================================
--- branches/Sliding Window GP/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/SlidingWindow/GenerationalSlidingWindowAnalyzer.cs	(revision 7845)
+++ branches/Sliding Window GP/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/SlidingWindow/GenerationalSlidingWindowAnalyzer.cs	(revision 7845)
@@ -0,0 +1,90 @@
+﻿#region License Information
+/* HeuristicLab
+ * Copyright (C) 2002-2012 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ *
+ * This file is part of HeuristicLab.
+ *
+ * HeuristicLab is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * HeuristicLab is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
+ */
+#endregion
+
+using HeuristicLab.Common;
+using HeuristicLab.Core;
+using HeuristicLab.Data;
+using HeuristicLab.Optimization;
+using HeuristicLab.Parameters;
+using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
+
+namespace HeuristicLab.Problems.DataAnalysis.Symbolic {
+  [Item("Generational Sliding Window GP Analyzer", "Analyzer which moves a sliding window every n-th generation over the training partition.")]
+  [StorableClass]
+  public class GenerationalSlidingWindowAnalyzer<T> : SlidingWindowAnalyzer<T>, IIterationBasedOperator
+    where T : class, IDataAnalysisProblemData {
+    private const string GenerationsIntervalParameterName = "Generation Interval";
+    private const string GenerationsIntervalStartParameterName = "Generation Interval Start";
+    private const string IterationsParameterName = "Iterations";
+    private const string MaximumIterationsParameterName = "Maximum Iterations";
+
+    #region parameter properties
+    public ILookupParameter<IntValue> IterationsParameter {
+      get { return (ILookupParameter<IntValue>)Parameters[IterationsParameterName]; }
+    }
+    public IValueLookupParameter<IntValue> MaximumIterationsParameter {
+      get { return (IValueLookupParameter<IntValue>)Parameters[MaximumIterationsParameterName]; }
+    }
+    public IFixedValueParameter<IntValue> GenerationsIntervalParameter {
+      get { return (IFixedValueParameter<IntValue>)Parameters[GenerationsIntervalParameterName]; }
+    }
+    public IFixedValueParameter<IntValue> GenerationsIntervalStartParameter {
+      get { return (IFixedValueParameter<IntValue>)Parameters[GenerationsIntervalStartParameterName]; }
+    }
+    #endregion
+
+    #region properties
+    public IntValue GenerationsInterval {
+      get { return GenerationsIntervalParameter.Value; }
+    }
+    public IntValue GenerationsIntervalStart {
+      get { return GenerationsIntervalStartParameter.Value; }
+    }
+    #endregion
+
+
+    [StorableConstructor]
+    protected GenerationalSlidingWindowAnalyzer(bool deserializing) : base(deserializing) { }
+    protected GenerationalSlidingWindowAnalyzer(GenerationalSlidingWindowAnalyzer<T> original, Cloner cloner) : base(original, cloner) { }
+    public override IDeepCloneable Clone(Cloner cloner) {
+      return new GenerationalSlidingWindowAnalyzer<T>(this, cloner);
+    }
+
+    public GenerationalSlidingWindowAnalyzer() {
+      Parameters.Add(new LookupParameter<IntValue>(IterationsParameterName, ""));
+      Parameters.Add(new ValueLookupParameter<IntValue>(MaximumIterationsParameterName, ""));
+      Parameters.Add(new FixedValueParameter<IntValue>(GenerationsIntervalParameterName, "", new IntValue(0)));
+      Parameters.Add(new FixedValueParameter<IntValue>(GenerationsIntervalStartParameterName, "", new IntValue(10)));
+    }
+
+    protected override bool CheckForUpdate() {
+      var iteration = IterationsParameter.ActualValue.Value;
+      var start = GenerationsIntervalStart.Value;
+      var step = GenerationsInterval.Value;
+      if (iteration < start) return false;
+
+      if ((iteration - start) % step == 0) return true;
+
+      return false;
+    }
+
+  }
+}
Index: branches/Sliding Window GP/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/SlidingWindow/SlidingWindowAnalyzer.cs
===================================================================
--- branches/Sliding Window GP/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/SlidingWindow/SlidingWindowAnalyzer.cs	(revision 7845)
+++ branches/Sliding Window GP/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/SlidingWindow/SlidingWindowAnalyzer.cs	(revision 7845)
@@ -0,0 +1,118 @@
+﻿#region License Information
+/* HeuristicLab
+ * Copyright (C) 2002-2012 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ *
+ * This file is part of HeuristicLab.
+ *
+ * HeuristicLab is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * HeuristicLab is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
+ */
+#endregion
+
+using HeuristicLab.Common;
+using HeuristicLab.Core;
+using HeuristicLab.Data;
+using HeuristicLab.Operators;
+using HeuristicLab.Optimization;
+using HeuristicLab.Parameters;
+using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
+
+namespace HeuristicLab.Problems.DataAnalysis.Symbolic {
+  [StorableClass]
+  [Item("Sliding Window GP Analyzer", "Base class for concrete sliding window GP analyzers.")]
+  public abstract class SlidingWindowAnalyzer<T> : SingleSuccessorOperator, IAnalyzer where T : class,IDataAnalysisProblemData {
+    private const string ProblemDataParameterName = "ProblemData";
+    private const string ResultCollectionParameterName = "Results";
+    private const string FitnessCalculationPartitionParameterName = "FitnessCalculationPartition";
+    private const string SlidingWindowParameterName = "Sliding Window";
+    private const string SlidingWindowSizeParameterName = "Sliding Window Size";
+    private const string SlidingWindowStepWidthParameterName = "Sliding Window Step Width";
+
+    private const string SlidingWindowDataResultName = "Sliding Window";
+
+    #region parameter properties
+    public IValueLookupParameter<T> ProblemDataParameter {
+      get { return (IValueLookupParameter<T>)Parameters[ProblemDataParameterName]; }
+    }
+    public ILookupParameter<ResultCollection> ResultCollectionParameter {
+      get { return (ILookupParameter<ResultCollection>)Parameters[ResultCollectionParameterName]; }
+    }
+    public ILookupParameter<IntRange> FitnessCalculationPartitionParameter {
+      get { return (ILookupParameter<IntRange>)Parameters[FitnessCalculationPartitionParameterName]; }
+    }
+
+    public IValueLookupParameter<IntRange> SlidingWindowParameter {
+      get { return (IValueLookupParameter<IntRange>)Parameters[SlidingWindowParameterName]; }
+    }
+    public IFixedValueParameter<IntValue> SlidingWindowSizeParameter {
+      get { return (IFixedValueParameter<IntValue>)Parameters[SlidingWindowSizeParameterName]; }
+    }
+    public IFixedValueParameter<IntValue> SlidingWindowStepWidthParameter {
+      get { return (IFixedValueParameter<IntValue>)Parameters[SlidingWindowStepWidthParameterName]; }
+    }
+    #endregion
+
+    #region properties
+    public bool EnabledByDefault { get { return false; } }
+    public IntRange SlidingWindow { get { return SlidingWindowParameter.Value; } }
+    public IntValue SlidingWindowSize { get { return SlidingWindowSizeParameter.Value; } }
+    public IntValue SlidingWindowStepWidth { get { return SlidingWindowStepWidthParameter.Value; } }
+    #endregion
+
+
+    [StorableConstructor]
+    protected SlidingWindowAnalyzer(bool deserializing) : base(deserializing) { }
+    protected SlidingWindowAnalyzer(SlidingWindowAnalyzer<T> original, Cloner cloner)
+      : base(original, cloner) { }
+
+    protected SlidingWindowAnalyzer() {
+      Parameters.Add(new ValueLookupParameter<T>(ProblemDataParameterName, "The problem data on which the symbolic data analysis solution should be evaluated."));
+      Parameters.Add(new LookupParameter<IntRange>(FitnessCalculationPartitionParameterName, ""));
+      Parameters.Add(new ValueLookupParameter<IntRange>(SlidingWindowParameterName, ""));
+      Parameters.Add(new FixedValueParameter<IntValue>(SlidingWindowSizeParameterName, "", new IntValue(1)));
+      Parameters.Add(new FixedValueParameter<IntValue>(SlidingWindowStepWidthParameterName, "", new IntValue(1)));
+    }
+
+    public override IOperation Apply() {
+      if (!ExecutionContext.Scope.Variables.ContainsKey(FitnessCalculationPartitionParameter.ActualName))
+        ExecutionContext.Scope.Variables.Add(new Core.Variable(FitnessCalculationPartitionParameter.ActualName, (IntRange)SlidingWindow.Clone()));
+
+      if (CheckForUpdate()) {
+        var fitnessPartition = FitnessCalculationPartitionParameter.ActualValue;
+
+        fitnessPartition.End += SlidingWindowStepWidth.Value;
+        if (fitnessPartition.End - fitnessPartition.Start > SlidingWindowStepWidth.Value)
+          fitnessPartition.End = fitnessPartition.Start + SlidingWindowSize.Value;
+
+        if (fitnessPartition.End - fitnessPartition.Start == SlidingWindowSize.Value) {
+          fitnessPartition.Start += SlidingWindowStepWidth.Value;
+        }
+      }
+
+      //create and update result
+      var results = ResultCollectionParameter.ActualValue;
+      SlidingWindowData slidingWindowData;
+      if (!results.ContainsKey(SlidingWindowDataResultName)) {
+        slidingWindowData = new SlidingWindowData(FitnessCalculationPartitionParameter.ActualValue, new double[10]);
+        results.Add(new Result(SlidingWindowDataResultName, slidingWindowData));
+      } else slidingWindowData = (SlidingWindowData)results[SlidingWindowDataResultName];
+
+      slidingWindowData.SlidingWindowPosition.Start = FitnessCalculationPartitionParameter.ActualValue.Start;
+      slidingWindowData.SlidingWindowPosition.End = FitnessCalculationPartitionParameter.ActualValue.End;
+      return base.Apply();
+    }
+
+
+    protected abstract bool CheckForUpdate();
+  }
+}
Index: branches/Sliding Window GP/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/SlidingWindow/SlidingWindowData.cs
===================================================================
--- branches/Sliding Window GP/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/SlidingWindow/SlidingWindowData.cs	(revision 7845)
+++ branches/Sliding Window GP/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/SlidingWindow/SlidingWindowData.cs	(revision 7845)
@@ -0,0 +1,61 @@
+﻿#region License Information
+/* HeuristicLab
+ * Copyright (C) 2002-2012 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ *
+ * This file is part of HeuristicLab.
+ *
+ * HeuristicLab is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * HeuristicLab is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
+ */
+#endregion
+
+using System.Collections.Generic;
+using System.Linq;
+using HeuristicLab.Common;
+using HeuristicLab.Core;
+using HeuristicLab.Data;
+using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
+
+namespace HeuristicLab.Problems.DataAnalysis.Symbolic {
+  [Item("Sliding Window Position", "TODO")]
+  public class SlidingWindowData : Item {
+
+    [Storable]
+    private IntRange slidingWindowPosition;
+    public IntRange SlidingWindowPosition {
+      get { return slidingWindowPosition; }
+    }
+
+    [Storable]
+    private IEnumerable<double> targetValues;
+    public IEnumerable<double> TargetValues {
+      get { return targetValues; }
+    }
+
+    protected SlidingWindowData(bool deserializing) : base(deserializing) { }
+    protected SlidingWindowData(SlidingWindowData original, Cloner cloner)
+      : base(original, cloner) {
+      slidingWindowPosition = cloner.Clone(original.slidingWindowPosition);
+      targetValues = new List<double>(original.targetValues);
+    }
+    public override IDeepCloneable Clone(Cloner cloner) {
+      return new SlidingWindowData(this, cloner);
+    }
+
+    public SlidingWindowData(IntRange slidingWindowPosition, IEnumerable<double> targetValues)
+      : base() {
+      this.slidingWindowPosition = slidingWindowPosition;
+      this.targetValues = targetValues.ToArray();
+    }
+  }
+}
