Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Dataset.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Dataset.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Dataset.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
@@ -38,8 +38,10 @@
     protected Dataset(Dataset original, Cloner cloner)
       : base(original, cloner) {
+      // no need to clone the variable values because these can't be modified
       variableValues = new Dictionary<string, IList>(original.variableValues);
       variableNames = new List<string>(original.variableNames);
       rows = original.rows;
     }
+
     public override IDeepCloneable Clone(Cloner cloner) { return new Dataset(this, cloner); }
 
@@ -58,26 +60,29 @@
     /// <param name="variableValues">The values for the variables (column-oriented storage). Values are not cloned!</param>
     public Dataset(IEnumerable<string> variableNames, IEnumerable<IList> variableValues)
-      : base() {
+      : this(variableNames, variableValues, cloneValues: true) {
+    }
+
+    protected Dataset(IEnumerable<string> variableNames, IEnumerable<IList> variableValues, bool cloneValues = false) {
       Name = "-";
-      if (!variableNames.Any()) {
+
+      if (variableNames.Any()) {
+        this.variableNames = new List<string>(variableNames);
+      } else {
         this.variableNames = Enumerable.Range(0, variableValues.Count()).Select(x => "Column " + x).ToList();
-      } else if (variableNames.Count() != variableValues.Count()) {
-        throw new ArgumentException("Number of variable names doesn't match the number of columns of variableValues");
-      } else if (!variableValues.All(list => list.Count == variableValues.First().Count)) {
-        throw new ArgumentException("The number of values must be equal for every variable");
-      } else if (variableNames.Distinct().Count() != variableNames.Count()) {
-        var duplicateVariableNames =
-          variableNames.GroupBy(v => v).Where(g => g.Count() > 1).Select(g => g.Key).ToList();
-        string message = "The dataset cannot contain duplicate variables names: " + Environment.NewLine;
-        foreach (var duplicateVariableName in duplicateVariableNames)
-          message += duplicateVariableName + Environment.NewLine;
-        throw new ArgumentException(message);
-      }
+      }
+      // check if the arguments are consistent (no duplicate variables, same number of rows, correct data types, ...)
+      CheckArguments(this.variableNames, variableValues);
+
       rows = variableValues.First().Count;
-      this.variableNames = new List<string>(variableNames);
-      this.variableValues = new Dictionary<string, IList>(this.variableNames.Count);
-      for (int i = 0; i < this.variableNames.Count; i++) {
-        var values = variableValues.ElementAt(i);
-        this.variableValues.Add(this.variableNames[i], values);
+
+      if (cloneValues) {
+        this.variableValues = CloneValues(this.variableNames, variableValues);
+      } else {
+        this.variableValues = new Dictionary<string, IList>(this.variableNames.Count);
+        for (int i = 0; i < this.variableNames.Count; i++) {
+          var variableName = this.variableNames[i];
+          var values = variableValues.ElementAt(i);
+          this.variableValues.Add(variableName, values);
+        }
       }
     }
@@ -125,4 +130,5 @@
       return new ModifiableDataset(variableNames, values);
     }
+
     /// <summary>
     /// Shuffle a dataset's rows
@@ -181,4 +187,8 @@
     }
 
+    public IEnumerable<string> DateTimeVariables {
+      get { return variableValues.Where(p => p.Value is IList<DateTime>).Select(p => p.Key); }
+    }
+
     public IEnumerable<double> GetDoubleValues(string variableName) {
       return GetValues<double>(variableName);
@@ -216,4 +226,15 @@
     }
 
+    public DateTime GetDateTimeValue(string variableName, int row) {
+      var values = GetValues<DateTime>(variableName);
+      return values[row];
+    }
+    public IEnumerable<DateTime> GetDateTimeValues(string variableName, IEnumerable<int> rows) {
+      return GetValues<DateTime>(variableName, rows);
+    }
+    public ReadOnlyCollection<DateTime> GetReadOnlyDateTimeValues(string variableName) {
+      var values = GetValues<DateTime>(variableName);
+      return new ReadOnlyCollection<DateTime>(values);
+    }
     private IEnumerable<T> GetValues<T>(string variableName, IEnumerable<int> rows) {
       var values = GetValues<T>(variableName);
@@ -230,4 +251,67 @@
     public bool VariableHasType<T>(string variableName) {
       return variableValues[variableName] is IList<T>;
+    }
+    protected Type GetVariableType(string variableName) {
+      IList list;
+      variableValues.TryGetValue(variableName, out list);
+      if (list == null)
+        throw new ArgumentException("The variable " + variableName + " does not exist in the dataset.");
+      return GetElementType(list);
+    }
+    protected static Type GetElementType(IList list) {
+      var type = list.GetType();
+      return type.IsGenericType ? type.GetGenericArguments()[0] : type.GetElementType();
+    }
+    protected static bool IsAllowedType(IList list) {
+      var type = GetElementType(list);
+      return IsAllowedType(type);
+    }
+    protected static bool IsAllowedType(Type type) {
+      return type == typeof(double) || type == typeof(string) || type == typeof(DateTime);
+    }
+
+    protected static void CheckArguments(IEnumerable<string> variableNames, IEnumerable<IList> variableValues) {
+      if (variableNames.Count() != variableValues.Count()) {
+        throw new ArgumentException("Number of variable names doesn't match the number of columns of variableValues");
+      } else if (!variableValues.All(list => list.Count == variableValues.First().Count)) {
+        throw new ArgumentException("The number of values must be equal for every variable");
+      } else if (variableNames.Distinct().Count() != variableNames.Count()) {
+        var duplicateVariableNames =
+          variableNames.GroupBy(v => v).Where(g => g.Count() > 1).Select(g => g.Key).ToList();
+        string message = "The dataset cannot contain duplicate variables names: " + Environment.NewLine;
+        foreach (var duplicateVariableName in duplicateVariableNames)
+          message += duplicateVariableName + Environment.NewLine;
+        throw new ArgumentException(message);
+      }
+      // check if all the variables are supported
+      foreach (var t in variableNames.Zip(variableValues, Tuple.Create)) {
+        var variableName = t.Item1;
+        var values = t.Item2;
+
+        if (!IsAllowedType(values)) {
+          throw new ArgumentException(string.Format("Unsupported type {0} for variable {1}.", GetElementType(values), variableName));
+        }
+      }
+    }
+
+    protected static Dictionary<string, IList> CloneValues(Dictionary<string, IList> variableValues) {
+      return variableValues.ToDictionary(x => x.Key, x => CloneValues(x.Value));
+    }
+
+    protected static Dictionary<string, IList> CloneValues(IEnumerable<string> variableNames, IEnumerable<IList> variableValues) {
+      return variableNames.Zip(variableValues, Tuple.Create).ToDictionary(x => x.Item1, x => CloneValues(x.Item2));
+    }
+
+    protected static IList CloneValues(IList values) {
+      var doubleValues = values as IList<double>;
+      if (doubleValues != null) return new List<double>(doubleValues);
+
+      var stringValues = values as IList<string>;
+      if (stringValues != null) return new List<string>(stringValues);
+
+      var dateTimeValues = values as IList<DateTime>;
+      if (dateTimeValues != null) return new List<DateTime>(dateTimeValues);
+
+      throw new ArgumentException(string.Format("Unsupported variable type {0}.", GetElementType(values)));
     }
 
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/DatasetExtensions.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/DatasetExtensions.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/DatasetExtensions.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/DatasetUtil.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/DatasetUtil.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/DatasetUtil.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2017 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
@@ -23,11 +23,13 @@
 using System.Collections;
 using System.Collections.Generic;
-using System.ComponentModel;
 using System.Linq;
-using System.Text;
+using System.Linq.Expressions;
+using HeuristicLab.Common;
 using HeuristicLab.Core;
 using HeuristicLab.Random;
 
 namespace HeuristicLab.Problems.DataAnalysis {
+  using ValuesType = Dictionary<string, IList>;
+
   public static class DatasetUtil {
     /// <summary>
@@ -57,5 +59,65 @@
       }
       return shuffled;
+    }
 
+    private static readonly Action<Dataset, ValuesType> setValues;
+    private static readonly Func<Dataset, ValuesType> getValues;
+    static DatasetUtil() {
+      var dataset = Expression.Parameter(typeof(Dataset));
+      var variableValues = Expression.Parameter(typeof(ValuesType));
+      var valuesExpression = Expression.Field(dataset, "variableValues");
+      var assignExpression = Expression.Assign(valuesExpression, variableValues);
+
+      var variableValuesSetExpression = Expression.Lambda<Action<Dataset, ValuesType>>(assignExpression, dataset, variableValues);
+      setValues = variableValuesSetExpression.Compile();
+
+      var variableValuesGetExpression = Expression.Lambda<Func<Dataset, ValuesType>>(valuesExpression, dataset);
+      getValues = variableValuesGetExpression.Compile();
+    }
+
+    public static void RemoveDuplicateDatasets(IContent content) {
+      var variableValuesMapping = new Dictionary<ValuesType, ValuesType>();
+
+      foreach (var problemData in content.GetObjectGraphObjects(excludeStaticMembers: true).OfType<IDataAnalysisProblemData>()) {
+        var dataset = problemData.Dataset as Dataset;
+        if (dataset == null) continue;
+
+        var originalValues = getValues(dataset);
+
+        ValuesType matchingValues;
+
+        variableValuesMapping.GetEqualValues(originalValues, out matchingValues);
+
+        setValues(dataset, matchingValues);
+      }
+    }
+
+    private static bool GetEqualValues(this Dictionary<ValuesType, ValuesType> variableValuesMapping, ValuesType originalValues, out ValuesType matchingValues) {
+      if (variableValuesMapping.ContainsKey(originalValues)) {
+        matchingValues = variableValuesMapping[originalValues];
+        return true;
+      }
+      matchingValues = variableValuesMapping.FirstOrDefault(kv => kv.Key == kv.Value && EqualVariableValues(originalValues, kv.Key)).Key;
+      bool result = true;
+      if (matchingValues == null) {
+        matchingValues = originalValues;
+        result = false;
+      }
+      variableValuesMapping[originalValues] = matchingValues;
+      return result;
+    }
+
+    private static bool EqualVariableValues(ValuesType values1, ValuesType values2) {
+      //compare variable names for equality
+      if (!values1.Keys.SequenceEqual(values2.Keys)) return false;
+      foreach (var key in values1.Keys) {
+        var v1 = values1[key];
+        var v2 = values2[key];
+        if (v1.Count != v2.Count) return false;
+        for (int i = 0; i < v1.Count; i++) {
+          if (!v1[i].Equals(v2[i])) return false;
+        }
+      }
+      return true;
     }
   }
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/DoubleLimit.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/DoubleLimit.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/DoubleLimit.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/HeuristicLab.Problems.DataAnalysis-3.4.csproj
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/HeuristicLab.Problems.DataAnalysis-3.4.csproj	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/HeuristicLab.Problems.DataAnalysis-3.4.csproj	(revision 15866)
@@ -163,4 +163,5 @@
     <Compile Include="Implementation\Classification\ClassificationEnsembleProblemData.cs" />
     <Compile Include="Implementation\Classification\ClassificationSolutionBase.cs" />
+    <Compile Include="Implementation\Classification\ClassificationSolutionVariableImpactsCalculator.cs" />
     <Compile Include="Implementation\Classification\ConstantClassificationSolution.cs" />
     <Compile Include="Implementation\Classification\DiscriminantFunctionClassificationSolutionBase.cs" />
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationEnsembleModel.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationEnsembleModel.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationEnsembleModel.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationEnsembleProblemData.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationEnsembleProblemData.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationEnsembleProblemData.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationEnsembleSolution.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationEnsembleSolution.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationEnsembleSolution.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationModel.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationModel.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationModel.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationPerformanceMeasures.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationPerformanceMeasures.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationPerformanceMeasures.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationProblem.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationProblem.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationProblem.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationProblemData.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationProblemData.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationProblemData.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
@@ -320,8 +320,9 @@
       TestPartition.End = classificationProblemData.TestPartition.End;
 
-      PositiveClass = classificationProblemData.PositiveClass;
-
       for (int i = 0; i < classificationProblemData.ClassNames.Count(); i++)
         ClassNamesParameter.Value[i, 0] = classificationProblemData.ClassNames.ElementAt(i);
+
+      //mkommend: The positive class depends on the class names and as a result must only be set after the classe names parameter.
+      PositiveClass = classificationProblemData.PositiveClass;
 
       for (int i = 0; i < Classes; i++) {
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationSolution.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationSolution.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationSolution.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationSolutionBase.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationSolutionBase.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationSolutionBase.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationSolutionVariableImpactsCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationSolutionVariableImpactsCalculator.cs	(revision 15866)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationSolutionVariableImpactsCalculator.cs	(revision 15866)
@@ -0,0 +1,282 @@
+﻿#region License Information
+
+/* HeuristicLab
+ * Copyright (C) 2002-2018 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;
+using System.Collections.Generic;
+using System.Linq;
+using HeuristicLab.Common;
+using HeuristicLab.Core;
+using HeuristicLab.Data;
+using HeuristicLab.Parameters;
+using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
+using HeuristicLab.Random;
+
+namespace HeuristicLab.Problems.DataAnalysis {
+  [StorableClass]
+  [Item("ClassificationSolution Impacts Calculator", "Calculation of the impacts of input variables for any classification solution")]
+  public sealed class ClassificationSolutionVariableImpactsCalculator : ParameterizedNamedItem {
+    public enum ReplacementMethodEnum {
+      Median,
+      Average,
+      Shuffle,
+      Noise
+    }
+    public enum FactorReplacementMethodEnum {
+      Best,
+      Mode,
+      Shuffle
+    }
+    public enum DataPartitionEnum {
+      Training,
+      Test,
+      All
+    }
+
+    private const string ReplacementParameterName = "Replacement Method";
+    private const string DataPartitionParameterName = "DataPartition";
+
+    public IFixedValueParameter<EnumValue<ReplacementMethodEnum>> ReplacementParameter {
+      get { return (IFixedValueParameter<EnumValue<ReplacementMethodEnum>>)Parameters[ReplacementParameterName]; }
+    }
+    public IFixedValueParameter<EnumValue<DataPartitionEnum>> DataPartitionParameter {
+      get { return (IFixedValueParameter<EnumValue<DataPartitionEnum>>)Parameters[DataPartitionParameterName]; }
+    }
+
+    public ReplacementMethodEnum ReplacementMethod {
+      get { return ReplacementParameter.Value.Value; }
+      set { ReplacementParameter.Value.Value = value; }
+    }
+    public DataPartitionEnum DataPartition {
+      get { return DataPartitionParameter.Value.Value; }
+      set { DataPartitionParameter.Value.Value = value; }
+    }
+
+
+    [StorableConstructor]
+    private ClassificationSolutionVariableImpactsCalculator(bool deserializing) : base(deserializing) { }
+    private ClassificationSolutionVariableImpactsCalculator(ClassificationSolutionVariableImpactsCalculator original, Cloner cloner)
+      : base(original, cloner) { }
+    public override IDeepCloneable Clone(Cloner cloner) {
+      return new ClassificationSolutionVariableImpactsCalculator(this, cloner);
+    }
+
+    public ClassificationSolutionVariableImpactsCalculator()
+      : base() {
+      Parameters.Add(new FixedValueParameter<EnumValue<ReplacementMethodEnum>>(ReplacementParameterName, "The replacement method for variables during impact calculation.", new EnumValue<ReplacementMethodEnum>(ReplacementMethodEnum.Median)));
+      Parameters.Add(new FixedValueParameter<EnumValue<DataPartitionEnum>>(DataPartitionParameterName, "The data partition on which the impacts are calculated.", new EnumValue<DataPartitionEnum>(DataPartitionEnum.Training)));
+    }
+
+    //mkommend: annoying name clash with static method, open to better naming suggestions
+    public IEnumerable<Tuple<string, double>> Calculate(IClassificationSolution solution) {
+      return CalculateImpacts(solution, DataPartition, ReplacementMethod);
+    }
+
+    public static IEnumerable<Tuple<string, double>> CalculateImpacts(
+      IClassificationSolution solution,
+      DataPartitionEnum data = DataPartitionEnum.Training,
+      ReplacementMethodEnum replacementMethod = ReplacementMethodEnum.Median,
+      FactorReplacementMethodEnum factorReplacementMethod = FactorReplacementMethodEnum.Best) {
+
+      var problemData = solution.ProblemData;
+      var dataset = problemData.Dataset;
+
+      IEnumerable<int> rows;
+      IEnumerable<double> targetValues;
+      double originalAccuracy;
+
+      OnlineCalculatorError error;
+
+      switch (data) {
+        case DataPartitionEnum.All:
+          rows = problemData.AllIndices;
+          targetValues = problemData.Dataset.GetDoubleValues(problemData.TargetVariable, problemData.AllIndices).ToList();
+          originalAccuracy = OnlineAccuracyCalculator.Calculate(targetValues, solution.EstimatedClassValues, out error);
+          if (error != OnlineCalculatorError.None) throw new InvalidOperationException("Error during accuracy calculation.");
+          break;
+        case DataPartitionEnum.Training:
+          rows = problemData.TrainingIndices;
+          targetValues = problemData.Dataset.GetDoubleValues(problemData.TargetVariable, problemData.TrainingIndices).ToList();
+          originalAccuracy = OnlineAccuracyCalculator.Calculate(targetValues, solution.EstimatedTrainingClassValues, out error);
+          if (error != OnlineCalculatorError.None) throw new InvalidOperationException("Error during accuracy calculation.");
+          break;
+        case DataPartitionEnum.Test:
+          rows = problemData.TestIndices;
+          targetValues = problemData.Dataset.GetDoubleValues(problemData.TargetVariable, problemData.TestIndices).ToList();
+          originalAccuracy = OnlineAccuracyCalculator.Calculate(targetValues, solution.EstimatedTestClassValues, out error);
+          if (error != OnlineCalculatorError.None) throw new InvalidOperationException("Error during accuracy calculation.");
+          break;
+        default: throw new ArgumentException(string.Format("DataPartition {0} cannot be handled.", data));
+      }
+
+      var impacts = new Dictionary<string, double>();
+      var modifiableDataset = ((Dataset)dataset).ToModifiable();
+
+      var inputvariables = new HashSet<string>(problemData.AllowedInputVariables.Union(solution.Model.VariablesUsedForPrediction));
+      var allowedInputVariables = dataset.VariableNames.Where(v => inputvariables.Contains(v)).ToList();
+
+      // calculate impacts for double variables
+      foreach (var inputVariable in allowedInputVariables.Where(problemData.Dataset.VariableHasType<double>)) {
+        var newEstimates = EvaluateModelWithReplacedVariable(solution.Model, inputVariable, modifiableDataset, rows, replacementMethod);
+        var newAccuracy = OnlineAccuracyCalculator.Calculate(targetValues, newEstimates, out error);
+        if (error != OnlineCalculatorError.None) throw new InvalidOperationException("Error during R² calculation with replaced inputs.");
+
+        impacts[inputVariable] = originalAccuracy - newAccuracy;
+      }
+
+      // calculate impacts for string variables
+      foreach (var inputVariable in allowedInputVariables.Where(problemData.Dataset.VariableHasType<string>)) {
+        if (factorReplacementMethod == FactorReplacementMethodEnum.Best) {
+          // try replacing with all possible values and find the best replacement value
+          var smallestImpact = double.PositiveInfinity;
+          foreach (var repl in problemData.Dataset.GetStringValues(inputVariable, rows).Distinct()) {
+            var newEstimates = EvaluateModelWithReplacedVariable(solution.Model, inputVariable, modifiableDataset, rows,
+              Enumerable.Repeat(repl, dataset.Rows));
+            var newAccuracy = OnlineAccuracyCalculator.Calculate(targetValues, newEstimates, out error);
+            if (error != OnlineCalculatorError.None)
+              throw new InvalidOperationException("Error during accuracy calculation with replaced inputs.");
+
+            var impact = originalAccuracy - newAccuracy;
+            if (impact < smallestImpact) smallestImpact = impact;
+          }
+          impacts[inputVariable] = smallestImpact;
+        } else {
+          // for replacement methods shuffle and mode
+          // calculate impacts for factor variables
+
+          var newEstimates = EvaluateModelWithReplacedVariable(solution.Model, inputVariable, modifiableDataset, rows,
+            factorReplacementMethod);
+          var newAccuracy = OnlineAccuracyCalculator.Calculate(targetValues, newEstimates, out error);
+          if (error != OnlineCalculatorError.None)
+            throw new InvalidOperationException("Error during accuracy calculation with replaced inputs.");
+
+          impacts[inputVariable] = originalAccuracy - newAccuracy;
+        }
+      } // foreach
+      return impacts.OrderByDescending(i => i.Value).Select(i => Tuple.Create(i.Key, i.Value));
+    }
+
+    private static IEnumerable<double> EvaluateModelWithReplacedVariable(IClassificationModel model, string variable, ModifiableDataset dataset, IEnumerable<int> rows, ReplacementMethodEnum replacement = ReplacementMethodEnum.Median) {
+      var originalValues = dataset.GetReadOnlyDoubleValues(variable).ToList();
+      double replacementValue;
+      List<double> replacementValues;
+      IRandom rand;
+
+      switch (replacement) {
+        case ReplacementMethodEnum.Median:
+          replacementValue = rows.Select(r => originalValues[r]).Median();
+          replacementValues = Enumerable.Repeat(replacementValue, dataset.Rows).ToList();
+          break;
+        case ReplacementMethodEnum.Average:
+          replacementValue = rows.Select(r => originalValues[r]).Average();
+          replacementValues = Enumerable.Repeat(replacementValue, dataset.Rows).ToList();
+          break;
+        case ReplacementMethodEnum.Shuffle:
+          // new var has same empirical distribution but the relation to y is broken
+          rand = new FastRandom(31415);
+          // prepare a complete column for the dataset
+          replacementValues = Enumerable.Repeat(double.NaN, dataset.Rows).ToList();
+          // shuffle only the selected rows
+          var shuffledValues = rows.Select(r => originalValues[r]).Shuffle(rand).ToList();
+          int i = 0;
+          // update column values 
+          foreach (var r in rows) {
+            replacementValues[r] = shuffledValues[i++];
+          }
+          break;
+        case ReplacementMethodEnum.Noise:
+          var avg = rows.Select(r => originalValues[r]).Average();
+          var stdDev = rows.Select(r => originalValues[r]).StandardDeviation();
+          rand = new FastRandom(31415);
+          // prepare a complete column for the dataset
+          replacementValues = Enumerable.Repeat(double.NaN, dataset.Rows).ToList();
+          // update column values 
+          foreach (var r in rows) {
+            replacementValues[r] = NormalDistributedRandom.NextDouble(rand, avg, stdDev);
+          }
+          break;
+
+        default:
+          throw new ArgumentException(string.Format("ReplacementMethod {0} cannot be handled.", replacement));
+      }
+
+      return EvaluateModelWithReplacedVariable(model, variable, dataset, rows, replacementValues);
+    }
+
+    private static IEnumerable<double> EvaluateModelWithReplacedVariable(
+      IClassificationModel model, string variable, ModifiableDataset dataset,
+      IEnumerable<int> rows,
+      FactorReplacementMethodEnum replacement = FactorReplacementMethodEnum.Shuffle) {
+      var originalValues = dataset.GetReadOnlyStringValues(variable).ToList();
+      List<string> replacementValues;
+      IRandom rand;
+
+      switch (replacement) {
+        case FactorReplacementMethodEnum.Mode:
+          var mostCommonValue = rows.Select(r => originalValues[r])
+            .GroupBy(v => v)
+            .OrderByDescending(g => g.Count())
+            .First().Key;
+          replacementValues = Enumerable.Repeat(mostCommonValue, dataset.Rows).ToList();
+          break;
+        case FactorReplacementMethodEnum.Shuffle:
+          // new var has same empirical distribution but the relation to y is broken
+          rand = new FastRandom(31415);
+          // prepare a complete column for the dataset
+          replacementValues = Enumerable.Repeat(string.Empty, dataset.Rows).ToList();
+          // shuffle only the selected rows
+          var shuffledValues = rows.Select(r => originalValues[r]).Shuffle(rand).ToList();
+          int i = 0;
+          // update column values 
+          foreach (var r in rows) {
+            replacementValues[r] = shuffledValues[i++];
+          }
+          break;
+        default:
+          throw new ArgumentException(string.Format("FactorReplacementMethod {0} cannot be handled.", replacement));
+      }
+
+      return EvaluateModelWithReplacedVariable(model, variable, dataset, rows, replacementValues);
+    }
+
+    private static IEnumerable<double> EvaluateModelWithReplacedVariable(IClassificationModel model, string variable,
+      ModifiableDataset dataset, IEnumerable<int> rows, IEnumerable<double> replacementValues) {
+      var originalValues = dataset.GetReadOnlyDoubleValues(variable).ToList();
+      dataset.ReplaceVariable(variable, replacementValues.ToList());
+      //mkommend: ToList is used on purpose to avoid lazy evaluation that could result in wrong estimates due to variable replacements
+      var estimates = model.GetEstimatedClassValues(dataset, rows).ToList();
+      dataset.ReplaceVariable(variable, originalValues);
+
+      return estimates;
+    }
+    private static IEnumerable<double> EvaluateModelWithReplacedVariable(IClassificationModel model, string variable,
+      ModifiableDataset dataset, IEnumerable<int> rows, IEnumerable<string> replacementValues) {
+      var originalValues = dataset.GetReadOnlyStringValues(variable).ToList();
+      dataset.ReplaceVariable(variable, replacementValues.ToList());
+      //mkommend: ToList is used on purpose to avoid lazy evaluation that could result in wrong estimates due to variable replacements
+      var estimates = model.GetEstimatedClassValues(dataset, rows).ToList();
+      dataset.ReplaceVariable(variable, originalValues);
+
+      return estimates;
+    }
+  }
+}
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ConstantClassificationSolution.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ConstantClassificationSolution.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ConstantClassificationSolution.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/DiscriminantFunctionClassificationModel.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/DiscriminantFunctionClassificationModel.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/DiscriminantFunctionClassificationModel.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/DiscriminantFunctionClassificationSolution.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/DiscriminantFunctionClassificationSolution.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/DiscriminantFunctionClassificationSolution.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/DiscriminantFunctionClassificationSolutionBase.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/DiscriminantFunctionClassificationSolutionBase.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/DiscriminantFunctionClassificationSolutionBase.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ThresholdCalculators/AccuracyMaximizationThresholdCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ThresholdCalculators/AccuracyMaximizationThresholdCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ThresholdCalculators/AccuracyMaximizationThresholdCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ThresholdCalculators/NormalDistributionCutPointsThresholdCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ThresholdCalculators/NormalDistributionCutPointsThresholdCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ThresholdCalculators/NormalDistributionCutPointsThresholdCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ThresholdCalculators/ThresholdCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ThresholdCalculators/ThresholdCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ThresholdCalculators/ThresholdCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Clustering/ClusteringProblem.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Clustering/ClusteringProblem.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Clustering/ClusteringProblem.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Clustering/ClusteringProblemData.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Clustering/ClusteringProblemData.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Clustering/ClusteringProblemData.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Clustering/ClusteringSolution.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Clustering/ClusteringSolution.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Clustering/ClusteringSolution.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/ConstantModel.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/ConstantModel.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/ConstantModel.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/DataAnalysisModel.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/DataAnalysisModel.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/DataAnalysisModel.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/DataAnalysisProblem.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/DataAnalysisProblem.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/DataAnalysisProblem.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/DataAnalysisProblemData.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/DataAnalysisProblemData.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/DataAnalysisProblemData.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/DataAnalysisSolution.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/DataAnalysisSolution.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/DataAnalysisSolution.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/ConfidenceBoundRegressionSolution.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/ConfidenceBoundRegressionSolution.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/ConfidenceBoundRegressionSolution.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/ConstantRegressionModel.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/ConstantRegressionModel.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/ConstantRegressionModel.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/ConstantRegressionSolution.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/ConstantRegressionSolution.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/ConstantRegressionSolution.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionEnsembleModel.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionEnsembleModel.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionEnsembleModel.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionEnsembleProblemData.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionEnsembleProblemData.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionEnsembleProblemData.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionEnsembleSolution.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionEnsembleSolution.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionEnsembleSolution.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionModel.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionModel.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionModel.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionProblem.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionProblem.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionProblem.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionProblemData.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionProblemData.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionProblemData.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
@@ -38,29 +38,29 @@
     #region default data
     private static double[,] kozaF1 = new double[,] {
-          {2.017885919,	-1.449165046},
-          {1.30060506,	-1.344523885},
-          {1.147134798,	-1.317989331},
-          {0.877182504,	-1.266142284},
-          {0.852562452,	-1.261020794},
-          {0.431095788,	-1.158793317},
-          {0.112586002,	-1.050908405},
-          {0.04594507,	-1.021989402},
-          {0.042572879,	-1.020438113},
-          {-0.074027291,	-0.959859562},
-          {-0.109178553,	-0.938094706},
-          {-0.259721109,	-0.803635355},
-          {-0.272991057,	-0.387519561},
-          {-0.161978191,	-0.193611001},
-          {-0.102489983,	-0.114215349},
-          {-0.01469968,	-0.014918985},
-          {-0.008863365,	-0.008942626},
-          {0.026751057,	0.026054094},
-          {0.166922436,	0.14309643},
-          {0.176953808,	0.1504144},
-          {0.190233418,	0.159916534},
-          {0.199800708,	0.166635331},
-          {0.261502822,	0.207600348},
-          {0.30182879,	0.232370249},
-          {0.83763905,	0.468046718}
+          {2.017885919, -1.449165046},
+          {1.30060506,  -1.344523885},
+          {1.147134798, -1.317989331},
+          {0.877182504, -1.266142284},
+          {0.852562452, -1.261020794},
+          {0.431095788, -1.158793317},
+          {0.112586002, -1.050908405},
+          {0.04594507,  -1.021989402},
+          {0.042572879, -1.020438113},
+          {-0.074027291,  -0.959859562},
+          {-0.109178553,  -0.938094706},
+          {-0.259721109,  -0.803635355},
+          {-0.272991057,  -0.387519561},
+          {-0.161978191,  -0.193611001},
+          {-0.102489983,  -0.114215349},
+          {-0.01469968, -0.014918985},
+          {-0.008863365,  -0.008942626},
+          {0.026751057, 0.026054094},
+          {0.166922436, 0.14309643},
+          {0.176953808, 0.1504144},
+          {0.190233418, 0.159916534},
+          {0.199800708, 0.166635331},
+          {0.261502822, 0.207600348},
+          {0.30182879,  0.232370249},
+          {0.83763905,  0.468046718}
     };
     private static readonly Dataset defaultDataset;
@@ -169,10 +169,4 @@
 
       var returnValue = base.IsProblemDataCompatible(problemData, out errorMessage);
-      //check targetVariable
-      if (problemData.InputVariables.All(var => var.Value != TargetVariable)) {
-        errorMessage = string.Format("The target variable {0} is not present in the new problem data.", TargetVariable)
-                       + Environment.NewLine + errorMessage;
-        return false;
-      }
       return returnValue;
     }
@@ -185,5 +179,4 @@
 
       base.AdjustProblemDataProperties(problemData);
-      TargetVariable = regressionProblemData.TargetVariable;
     }
   }
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionSolution.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionSolution.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionSolution.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionSolutionBase.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionSolutionBase.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionSolutionBase.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionSolutionVariableImpactsCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionSolutionVariableImpactsCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionSolutionVariableImpactsCalculator.cs	(revision 15866)
@@ -2,5 +2,5 @@
 
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
@@ -96,5 +96,6 @@
       DataPartitionEnum data = DataPartitionEnum.Training,
       ReplacementMethodEnum replacementMethod = ReplacementMethodEnum.Median,
-      FactorReplacementMethodEnum factorReplacementMethod = FactorReplacementMethodEnum.Best) {
+      FactorReplacementMethodEnum factorReplacementMethod = FactorReplacementMethodEnum.Best,
+      Func<double, string, bool> progressCallback = null) {
 
       var problemData = solution.ProblemData;
@@ -134,6 +135,13 @@
       var allowedInputVariables = dataset.VariableNames.Where(v => inputvariables.Contains(v)).ToList();
 
+      int curIdx = 0;
+      int count = allowedInputVariables.Where(problemData.Dataset.VariableHasType<double>).Count();
       // calculate impacts for double variables
       foreach (var inputVariable in allowedInputVariables.Where(problemData.Dataset.VariableHasType<double>)) {
+        //Report the current progress in percent. If the callback returns true, it means the execution shall be stopped
+        if (progressCallback != null) {
+          curIdx++;
+          if (progressCallback((double)curIdx / count, string.Format("Calculating impact for variable {0} ({1} of {2})", inputVariable, curIdx, count))) { return null; }
+        }
         var newEstimates = EvaluateModelWithReplacedVariable(solution.Model, inputVariable, modifiableDataset, rows, replacementMethod);
         var newR2 = OnlinePearsonsRCalculator.Calculate(targetValues, newEstimates, out error);
@@ -180,4 +188,5 @@
     }
 
+
     private static IEnumerable<double> EvaluateModelWithReplacedVariable(IRegressionModel model, string variable, ModifiableDataset dataset, IEnumerable<int> rows, ReplacementMethodEnum replacement = ReplacementMethodEnum.Median) {
       var originalValues = dataset.GetReadOnlyDoubleValues(variable).ToList();
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/Models/ConstantTimeSeriesPrognosisModel.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/Models/ConstantTimeSeriesPrognosisModel.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/Models/ConstantTimeSeriesPrognosisModel.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/Models/TimeSeriesPrognosisAutoRegressiveModel.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/Models/TimeSeriesPrognosisAutoRegressiveModel.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/Models/TimeSeriesPrognosisAutoRegressiveModel.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/TimeSeriesPrognosisProblem.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/TimeSeriesPrognosisProblem.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/TimeSeriesPrognosisProblem.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/TimeSeriesPrognosisProblemData.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/TimeSeriesPrognosisProblemData.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/TimeSeriesPrognosisProblemData.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/TimeSeriesPrognosisResults.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/TimeSeriesPrognosisResults.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/TimeSeriesPrognosisResults.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/TimeSeriesPrognosisSolution.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/TimeSeriesPrognosisSolution.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/TimeSeriesPrognosisSolution.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/TimeSeriesPrognosisSolutionBase.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/TimeSeriesPrognosisSolutionBase.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/TimeSeriesPrognosisSolutionBase.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Transformations/CopyColumnTransformation.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Transformations/CopyColumnTransformation.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Transformations/CopyColumnTransformation.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Transformations/LinearTransformation.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Transformations/LinearTransformation.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Transformations/LinearTransformation.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Transformations/Transformation.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Transformations/Transformation.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Transformations/Transformation.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IClassificationEnsembleModel.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IClassificationEnsembleModel.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IClassificationEnsembleModel.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IClassificationEnsembleSolution.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IClassificationEnsembleSolution.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IClassificationEnsembleSolution.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IClassificationModel.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IClassificationModel.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IClassificationModel.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IClassificationProblem.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IClassificationProblem.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IClassificationProblem.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IClassificationProblemData.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IClassificationProblemData.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IClassificationProblemData.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IClassificationSolution.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IClassificationSolution.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IClassificationSolution.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IDiscriminantFunctionClassificationModel.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IDiscriminantFunctionClassificationModel.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IDiscriminantFunctionClassificationModel.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IDiscriminantFunctionClassificationSolution.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IDiscriminantFunctionClassificationSolution.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IDiscriminantFunctionClassificationSolution.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IDiscriminantFunctionThresholdCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IDiscriminantFunctionThresholdCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IDiscriminantFunctionThresholdCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Clustering/IClusteringModel.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Clustering/IClusteringModel.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Clustering/IClusteringModel.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Clustering/IClusteringProblem.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Clustering/IClusteringProblem.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Clustering/IClusteringProblem.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Clustering/IClusteringProblemData.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Clustering/IClusteringProblemData.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Clustering/IClusteringProblemData.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Clustering/IClusteringSolution.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Clustering/IClusteringSolution.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Clustering/IClusteringSolution.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDataAnalysisModel.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDataAnalysisModel.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDataAnalysisModel.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDataAnalysisProblem.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDataAnalysisProblem.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDataAnalysisProblem.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDataAnalysisProblemData.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDataAnalysisProblemData.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDataAnalysisProblemData.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDataAnalysisSolution.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDataAnalysisSolution.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDataAnalysisSolution.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDataAnalysisSolutionExporter.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDataAnalysisSolutionExporter.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDataAnalysisSolutionExporter.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDataset.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDataset.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDataset.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
@@ -31,4 +31,5 @@
     IEnumerable<string> DoubleVariables { get; }
     IEnumerable<string> StringVariables { get; }
+    IEnumerable<string> DateTimeVariables { get; }
 
     bool VariableHasType<T>(string variableName);
@@ -44,5 +45,8 @@
     ReadOnlyCollection<string> GetReadOnlyStringValues(string VariableName);
 
+    System.DateTime GetDateTimeValue(string variableName, int row);
     IEnumerable<DateTime> GetDateTimeValues(string variableName);
+    IEnumerable<DateTime> GetDateTimeValues(string variableName, IEnumerable<int> rows);
+    ReadOnlyCollection<DateTime> GetReadOnlyDateTimeValues(string variableName);
   }
 }
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDependencyCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDependencyCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDependencyCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IOnlineCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IOnlineCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IOnlineCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/ITransformation.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/ITransformation.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/ITransformation.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/ITransformationMapper.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/ITransformationMapper.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/ITransformationMapper.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IConfidenceRegressionModel.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IConfidenceRegressionModel.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IConfidenceRegressionModel.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IConfidenceRegressionSolution.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IConfidenceRegressionSolution.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IConfidenceRegressionSolution.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IRegressionEnsembleModel.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IRegressionEnsembleModel.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IRegressionEnsembleModel.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IRegressionEnsembleSolution.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IRegressionEnsembleSolution.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IRegressionEnsembleSolution.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IRegressionModel.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IRegressionModel.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IRegressionModel.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IRegressionProblem.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IRegressionProblem.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IRegressionProblem.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IRegressionProblemData.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IRegressionProblemData.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IRegressionProblemData.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IRegressionSolution.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IRegressionSolution.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IRegressionSolution.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/TimeSeriesPrognosis/IOnlineTimeSeriesCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/TimeSeriesPrognosis/IOnlineTimeSeriesCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/TimeSeriesPrognosis/IOnlineTimeSeriesCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/TimeSeriesPrognosis/ITimeSeriesPrognosisModel.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/TimeSeriesPrognosis/ITimeSeriesPrognosisModel.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/TimeSeriesPrognosis/ITimeSeriesPrognosisModel.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/TimeSeriesPrognosis/ITimeSeriesPrognosisProblem.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/TimeSeriesPrognosis/ITimeSeriesPrognosisProblem.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/TimeSeriesPrognosis/ITimeSeriesPrognosisProblem.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/TimeSeriesPrognosis/ITimeSeriesPrognosisProblemData.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/TimeSeriesPrognosis/ITimeSeriesPrognosisProblemData.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/TimeSeriesPrognosis/ITimeSeriesPrognosisProblemData.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/TimeSeriesPrognosis/ITimeSeriesPrognosisSolution.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/TimeSeriesPrognosis/ITimeSeriesPrognosisSolution.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/TimeSeriesPrognosis/ITimeSeriesPrognosisSolution.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/ModifiableDataset.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/ModifiableDataset.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/ModifiableDataset.cs	(revision 15866)
@@ -2,5 +2,5 @@
 
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
@@ -39,22 +39,14 @@
 
     private ModifiableDataset(ModifiableDataset original, Cloner cloner) : base(original, cloner) {
-      var variables = variableValues.Keys.ToList();
-      foreach (var v in variables) {
-        var type = GetVariableType(v);
-        if (type == typeof(DateTime)) {
-          variableValues[v] = GetDateTimeValues(v).ToList();
-        } else if (type == typeof(double)) {
-          variableValues[v] = GetDoubleValues(v).ToList();
-        } else if (type == typeof(string)) {
-          variableValues[v] = GetStringValues(v).ToList();
-        } else {
-          throw new ArgumentException("Unsupported type " + type + " for variable " + v);
-        }
-      }
-    }
+      variableNames = new List<string>(original.variableNames);
+      variableValues = CloneValues(original.variableValues);
+    }
+
     public override IDeepCloneable Clone(Cloner cloner) { return new ModifiableDataset(this, cloner); }
-    public ModifiableDataset() : base() { }
-
-    public ModifiableDataset(IEnumerable<string> variableNames, IEnumerable<IList> variableValues) : base(variableNames, variableValues) { }
+
+    public ModifiableDataset() { }
+
+    public ModifiableDataset(IEnumerable<string> variableNames, IEnumerable<IList> variableValues) :
+      base(variableNames, variableValues, cloneValues: false) { }
 
     public void ReplaceRow(int row, IEnumerable<object> values) {
@@ -105,12 +97,17 @@
 
     // adds a new variable to the dataset
-    public void AddVariable<T>(string variableName, IEnumerable<T> values) {
+    public void AddVariable(string variableName, IList values) {
       if (variableValues.ContainsKey(variableName))
-        throw new ArgumentException("Variable " + variableName + " is already present in the dataset.");
-      int count = values.Count();
-      if (count != rows)
-        throw new ArgumentException("The number of values must exactly match the number of rows in the dataset.");
-      variableValues[variableName] = new List<T>(values);
+        throw new ArgumentException(string.Format("Variable {0} is already present in the dataset.", variableName));
+
+      if (values == null || values.Count == 0)
+        throw new ArgumentException("Cannot add variable with no values.");
+
+      if (!IsAllowedType(values))
+        throw new ArgumentException(string.Format("Unsupported type {0} for variable {1}.", GetElementType(values), variableName));
+
+      variableValues[variableName] = values;
       variableNames.Add(variableName);
+
       OnColumnsChanged();
       OnColumnNamesChanged();
@@ -120,5 +117,5 @@
     public void RemoveVariable(string variableName) {
       if (!variableValues.ContainsKey(variableName))
-        throw new ArgumentException("The variable " + variableName + " does not exist in the dataset.");
+        throw new ArgumentException(string.Format("The variable {0} does not exist in the dataset.", variableName));
       variableValues.Remove(variableName);
       variableNames.Remove(variableName);
@@ -128,5 +125,5 @@
     }
 
-    // slow, avoid to use this
+    // slow, avoid using this
     public void RemoveRow(int row) {
       foreach (var list in variableValues.Values)
@@ -151,12 +148,4 @@
     }
 
-    private Type GetVariableType(string variableName) {
-      IList list;
-      variableValues.TryGetValue(variableName, out list);
-      if (list == null)
-        throw new ArgumentException("The variable " + variableName + " does not exist in the dataset.");
-      return list.GetType().GetGenericArguments()[0];
-    }
-
     bool IStringConvertibleMatrix.SetValue(string value, int rowIndex, int columnIndex) {
       var variableName = variableNames[columnIndex];
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/AutoCorrelationCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/AutoCorrelationCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/AutoCorrelationCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/ClassificationPerformanceMeasuresCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/ClassificationPerformanceMeasuresCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/ClassificationPerformanceMeasuresCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/ConfusionMatrixCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/ConfusionMatrixCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/ConfusionMatrixCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/DependencyCalculator/HoeffdingsDependenceCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/DependencyCalculator/HoeffdingsDependenceCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/DependencyCalculator/HoeffdingsDependenceCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/DependencyCalculator/PearsonsRDependenceCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/DependencyCalculator/PearsonsRDependenceCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/DependencyCalculator/PearsonsRDependenceCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/DependencyCalculator/PearsonsRSquaredDependenceCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/DependencyCalculator/PearsonsRSquaredDependenceCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/DependencyCalculator/PearsonsRSquaredDependenceCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/DependencyCalculator/SpearmansRankCorrelationCoefficientCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/DependencyCalculator/SpearmansRankCorrelationCoefficientCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/DependencyCalculator/SpearmansRankCorrelationCoefficientCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/FOneScoreCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/FOneScoreCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/FOneScoreCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/MatthewsCorrelationCoefficientCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/MatthewsCorrelationCoefficientCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/MatthewsCorrelationCoefficientCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/NormalizedGiniCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/NormalizedGiniCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/NormalizedGiniCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineAccuracyCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineAccuracyCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineAccuracyCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineBoundedMeanSquaredErrorCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineBoundedMeanSquaredErrorCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineBoundedMeanSquaredErrorCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineCovarianceCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineCovarianceCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineCovarianceCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineDirectionalSymmetryCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineDirectionalSymmetryCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineDirectionalSymmetryCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineLinearScalingParameterCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineLinearScalingParameterCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineLinearScalingParameterCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineMaxAbsoluteErrorCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineMaxAbsoluteErrorCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineMaxAbsoluteErrorCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineMeanAbsoluteErrorCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineMeanAbsoluteErrorCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineMeanAbsoluteErrorCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineMeanAbsolutePercentageErrorCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineMeanAbsolutePercentageErrorCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineMeanAbsolutePercentageErrorCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineMeanAndVarianceCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineMeanAndVarianceCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineMeanAndVarianceCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineMeanErrorCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineMeanErrorCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineMeanErrorCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineMeanSquaredErrorCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineMeanSquaredErrorCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineMeanSquaredErrorCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineNormalizedMeanSquaredErrorCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineNormalizedMeanSquaredErrorCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineNormalizedMeanSquaredErrorCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlinePearsonsRCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlinePearsonsRCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlinePearsonsRCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlinePearsonsRSquaredCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlinePearsonsRSquaredCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlinePearsonsRSquaredCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineTheilsUStatisticCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineTheilsUStatisticCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineTheilsUStatisticCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineWeightedDirectionalSymmetryCalculator.cs
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineWeightedDirectionalSymmetryCalculator.cs	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/OnlineWeightedDirectionalSymmetryCalculator.cs	(revision 15866)
@@ -1,5 +1,5 @@
 ﻿#region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Plugin.cs.frame
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Plugin.cs.frame	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Plugin.cs.frame	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
@@ -26,5 +26,5 @@
 
 namespace HeuristicLab.Problems.DataAnalysis {
-  [Plugin("HeuristicLab.Problems.DataAnalysis","Provides base classes for data analysis tasks.", "3.4.10.$WCREV$")]
+  [Plugin("HeuristicLab.Problems.DataAnalysis","Provides base classes for data analysis tasks.", "3.4.11.$WCREV$")]
   [PluginFile("HeuristicLab.Problems.DataAnalysis-3.4.dll", PluginFileType.Assembly)]
   [PluginDependency("HeuristicLab.ALGLIB","3.7.0")]
Index: branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Properties/AssemblyInfo.cs.frame
===================================================================
--- branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Properties/AssemblyInfo.cs.frame	(revision 15865)
+++ branches/2719_HeuristicLab.DatastreamAnalysis/HeuristicLab.Problems.DataAnalysis/3.4/Properties/AssemblyInfo.cs.frame	(revision 15866)
@@ -1,5 +1,5 @@
 #region License Information
 /* HeuristicLab
- * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
  *
  * This file is part of HeuristicLab.
@@ -31,5 +31,5 @@
 [assembly: AssemblyCompany("")]
 [assembly: AssemblyProduct("HeuristicLab")]
-[assembly: AssemblyCopyright("(c) 2002-2016 HEAL")]
+[assembly: AssemblyCopyright("(c) 2002-2018 HEAL")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]
@@ -53,3 +53,3 @@
 // by using the '*' as shown below:
 [assembly: AssemblyVersion("3.4.0.0")]
-[assembly: AssemblyFileVersion("3.4.10.$WCREV$")]
+[assembly: AssemblyFileVersion("3.4.11.$WCREV$")]
