Index: trunk/sources/HeuristicLab.Problems.DataAnalysis.Views/3.4/Regression/RegressionSolutionErrorCharacteristicsCurveView.cs
===================================================================
--- trunk/sources/HeuristicLab.Problems.DataAnalysis.Views/3.4/Regression/RegressionSolutionErrorCharacteristicsCurveView.cs	(revision 8105)
+++ trunk/sources/HeuristicLab.Problems.DataAnalysis.Views/3.4/Regression/RegressionSolutionErrorCharacteristicsCurveView.cs	(revision 8139)
@@ -169,8 +169,8 @@
       switch (cmbSamples.SelectedItem.ToString()) {
         case TrainingSamples:
-          originalValues = ProblemData.Dataset.GetDoubleValues(ProblemData.TargetVariable, ProblemData.TrainingIndizes);
+          originalValues = ProblemData.Dataset.GetDoubleValues(ProblemData.TargetVariable, ProblemData.TrainingIndices);
           break;
         case TestSamples:
-          originalValues = ProblemData.Dataset.GetDoubleValues(ProblemData.TargetVariable, ProblemData.TestIndizes);
+          originalValues = ProblemData.Dataset.GetDoubleValues(ProblemData.TargetVariable, ProblemData.TestIndices);
           break;
         case AllSamples:
@@ -234,5 +234,5 @@
 
     private IRegressionSolution CreateConstantModel() {
-      double averageTrainingTarget = ProblemData.Dataset.GetDoubleValues(ProblemData.TargetVariable, ProblemData.TrainingIndizes).Average();
+      double averageTrainingTarget = ProblemData.Dataset.GetDoubleValues(ProblemData.TargetVariable, ProblemData.TrainingIndices).Average();
       var solution = new ConstantRegressionModel(averageTrainingTarget).CreateRegressionSolution(ProblemData);
       solution.Name = "Baseline";
Index: trunk/sources/HeuristicLab.Problems.DataAnalysis.Views/3.4/Regression/RegressionSolutionEstimatedValuesView.cs
===================================================================
--- trunk/sources/HeuristicLab.Problems.DataAnalysis.Views/3.4/Regression/RegressionSolutionEstimatedValuesView.cs	(revision 8105)
+++ trunk/sources/HeuristicLab.Problems.DataAnalysis.Views/3.4/Regression/RegressionSolutionEstimatedValuesView.cs	(revision 8139)
@@ -93,10 +93,10 @@
           var estimated_test = Content.EstimatedTestValues.GetEnumerator();
 
-          foreach (var row in Content.ProblemData.TrainingIndizes) {
+          foreach (var row in Content.ProblemData.TrainingIndices) {
             estimated_training.MoveNext();
             values[row, 3] = estimated_training.Current.ToString();
           }
 
-          foreach (var row in Content.ProblemData.TestIndizes) {
+          foreach (var row in Content.ProblemData.TestIndices) {
             estimated_test.MoveNext();
             values[row, 4] = estimated_test.Current.ToString();
Index: trunk/sources/HeuristicLab.Problems.DataAnalysis.Views/3.4/Regression/RegressionSolutionLineChartView.cs
===================================================================
--- trunk/sources/HeuristicLab.Problems.DataAnalysis.Views/3.4/Regression/RegressionSolutionLineChartView.cs	(revision 8105)
+++ trunk/sources/HeuristicLab.Problems.DataAnalysis.Views/3.4/Regression/RegressionSolutionLineChartView.cs	(revision 8139)
@@ -72,5 +72,5 @@
         this.chart.Series[ESTIMATEDVALUES_TRAINING_SERIES_NAME].ChartType = SeriesChartType.FastLine;
         this.chart.Series[ESTIMATEDVALUES_TRAINING_SERIES_NAME].EmptyPointStyle.Color = this.chart.Series[ESTIMATEDVALUES_TRAINING_SERIES_NAME].Color;
-        this.chart.Series[ESTIMATEDVALUES_TRAINING_SERIES_NAME].Points.DataBindXY(Content.ProblemData.TrainingIndizes.ToArray(), Content.EstimatedTrainingValues.ToArray());
+        this.chart.Series[ESTIMATEDVALUES_TRAINING_SERIES_NAME].Points.DataBindXY(Content.ProblemData.TrainingIndices.ToArray(), Content.EstimatedTrainingValues.ToArray());
         this.InsertEmptyPoints(this.chart.Series[ESTIMATEDVALUES_TRAINING_SERIES_NAME]);
         this.chart.Series[ESTIMATEDVALUES_TRAINING_SERIES_NAME].Tag = Content;
@@ -79,15 +79,15 @@
         this.chart.Series[ESTIMATEDVALUES_TEST_SERIES_NAME].LegendText = ESTIMATEDVALUES_TEST_SERIES_NAME;
         this.chart.Series[ESTIMATEDVALUES_TEST_SERIES_NAME].ChartType = SeriesChartType.FastLine;
-        this.chart.Series[ESTIMATEDVALUES_TEST_SERIES_NAME].Points.DataBindXY(Content.ProblemData.TestIndizes.ToArray(), Content.EstimatedTestValues.ToArray());
+        this.chart.Series[ESTIMATEDVALUES_TEST_SERIES_NAME].Points.DataBindXY(Content.ProblemData.TestIndices.ToArray(), Content.EstimatedTestValues.ToArray());
         this.InsertEmptyPoints(this.chart.Series[ESTIMATEDVALUES_TEST_SERIES_NAME]);
         this.chart.Series[ESTIMATEDVALUES_TEST_SERIES_NAME].Tag = Content;
         // series of remaining points
-        int[] allIndizes = Enumerable.Range(0, Content.ProblemData.Dataset.Rows).Except(Content.ProblemData.TrainingIndizes).Except(Content.ProblemData.TestIndizes).ToArray();
+        int[] allIndices = Enumerable.Range(0, Content.ProblemData.Dataset.Rows).Except(Content.ProblemData.TrainingIndices).Except(Content.ProblemData.TestIndices).ToArray();
         var estimatedValues = Content.EstimatedValues.ToArray();
-        List<double> allEstimatedValues = allIndizes.Select(index => estimatedValues[index]).ToList();
+        List<double> allEstimatedValues = allIndices.Select(index => estimatedValues[index]).ToList();
         this.chart.Series.Add(ESTIMATEDVALUES_ALL_SERIES_NAME);
         this.chart.Series[ESTIMATEDVALUES_ALL_SERIES_NAME].LegendText = ESTIMATEDVALUES_ALL_SERIES_NAME;
         this.chart.Series[ESTIMATEDVALUES_ALL_SERIES_NAME].ChartType = SeriesChartType.FastLine;
-        this.chart.Series[ESTIMATEDVALUES_ALL_SERIES_NAME].Points.DataBindXY(allIndizes, allEstimatedValues);
+        this.chart.Series[ESTIMATEDVALUES_ALL_SERIES_NAME].Points.DataBindXY(allIndices, allEstimatedValues);
         this.InsertEmptyPoints(this.chart.Series[ESTIMATEDVALUES_ALL_SERIES_NAME]);
         this.chart.Series[ESTIMATEDVALUES_ALL_SERIES_NAME].Tag = Content;
@@ -170,8 +170,8 @@
 
       int[] attr = new int[Content.ProblemData.Dataset.Rows + 1]; // add a virtual last row that is again empty to simplify loop further down
-      foreach (var row in Content.ProblemData.TrainingIndizes) {
+      foreach (var row in Content.ProblemData.TrainingIndices) {
         attr[row] += 1;
       }
-      foreach (var row in Content.ProblemData.TestIndizes) {
+      foreach (var row in Content.ProblemData.TestIndices) {
         attr[row] += 2;
       }
@@ -223,22 +223,22 @@
         string targetVariableName = Content.ProblemData.TargetVariable;
 
-        IEnumerable<int> indizes = null;
+        IEnumerable<int> indices = null;
         IEnumerable<double> predictedValues = null;
         switch (series.Name) {
           case ESTIMATEDVALUES_ALL_SERIES_NAME:
-            indizes = Enumerable.Range(0, Content.ProblemData.Dataset.Rows).Except(Content.ProblemData.TrainingIndizes).Except(Content.ProblemData.TestIndizes).ToArray();
+            indices = Enumerable.Range(0, Content.ProblemData.Dataset.Rows).Except(Content.ProblemData.TrainingIndices).Except(Content.ProblemData.TestIndices).ToArray();
             var estimatedValues = Content.EstimatedValues.ToArray();
-            predictedValues = indizes.Select(index => estimatedValues[index]).ToList();
+            predictedValues = indices.Select(index => estimatedValues[index]).ToList();
             break;
           case ESTIMATEDVALUES_TRAINING_SERIES_NAME:
-            indizes = Content.ProblemData.TrainingIndizes.ToArray();
+            indices = Content.ProblemData.TrainingIndices.ToArray();
             predictedValues = Content.EstimatedTrainingValues.ToArray();
             break;
           case ESTIMATEDVALUES_TEST_SERIES_NAME:
-            indizes = Content.ProblemData.TestIndizes.ToArray();
+            indices = Content.ProblemData.TestIndices.ToArray();
             predictedValues = Content.EstimatedTestValues.ToArray();
             break;
         }
-        series.Points.DataBindXY(indizes, predictedValues);
+        series.Points.DataBindXY(indices, predictedValues);
         this.InsertEmptyPoints(series);
         chart.Legends[series.Legend].ForeColor = Color.Black;
Index: trunk/sources/HeuristicLab.Problems.DataAnalysis.Views/3.4/Regression/RegressionSolutionScatterPlotView.cs
===================================================================
--- trunk/sources/HeuristicLab.Problems.DataAnalysis.Views/3.4/Regression/RegressionSolutionScatterPlotView.cs	(revision 8105)
+++ trunk/sources/HeuristicLab.Problems.DataAnalysis.Views/3.4/Regression/RegressionSolutionScatterPlotView.cs	(revision 8139)
@@ -148,8 +148,8 @@
         if (this.chart.Series[TRAINING_SERIES].Points.Count > 0)
           this.chart.Series[TRAINING_SERIES].Points.DataBindXY(Content.EstimatedTrainingValues.ToArray(), "",
-            dataset.GetDoubleValues(targetVariableName, Content.ProblemData.TrainingIndizes).ToArray(), "");
+            dataset.GetDoubleValues(targetVariableName, Content.ProblemData.TrainingIndices).ToArray(), "");
         if (this.chart.Series[TEST_SERIES].Points.Count > 0)
           this.chart.Series[TEST_SERIES].Points.DataBindXY(Content.EstimatedTestValues.ToArray(), "",
-           dataset.GetDoubleValues(targetVariableName, Content.ProblemData.TestIndizes).ToArray(), "");
+           dataset.GetDoubleValues(targetVariableName, Content.ProblemData.TestIndices).ToArray(), "");
 
         double max = Content.EstimatedTrainingValues.Concat(Content.EstimatedTestValues.Concat(Content.EstimatedValues.Concat(dataset.GetDoubleValues(targetVariableName)))).Max();
@@ -196,9 +196,9 @@
           case TRAINING_SERIES:
             predictedValues = Content.EstimatedTrainingValues.ToArray();
-            targetValues = Content.ProblemData.Dataset.GetDoubleValues(targetVariableName, Content.ProblemData.TrainingIndizes).ToArray();
+            targetValues = Content.ProblemData.Dataset.GetDoubleValues(targetVariableName, Content.ProblemData.TrainingIndices).ToArray();
             break;
           case TEST_SERIES:
             predictedValues = Content.EstimatedTestValues.ToArray();
-            targetValues = Content.ProblemData.Dataset.GetDoubleValues(targetVariableName, Content.ProblemData.TestIndizes).ToArray();
+            targetValues = Content.ProblemData.Dataset.GetDoubleValues(targetVariableName, Content.ProblemData.TestIndices).ToArray();
             break;
         }
