Changeset 16517 for branches/2972_PDPRowSelect/HeuristicLab.Problems.DataAnalysis.Views/3.4/Regression/RegressionSolutionPartialDependencePlotView.cs

Timestamp:

01/08/19 14:40:15 (5 years ago)

Author:

pfleck

Message:

#2972 Improved initialization and added a tooltip.

File:

• branches/2972_PDPRowSelect/HeuristicLab.Problems.DataAnalysis.Views/3.4/Regression/RegressionSolutionPartialDependencePlotView.cs (modified) (3 diffs)

branches/2972_PDPRowSelect/HeuristicLab.Problems.DataAnalysis.Views/3.4/Regression/RegressionSolutionPartialDependencePlotView.cs

@@ -97 +97 @@
       var problemData = Content.ProblemData;
 
+      if (sharedFixedVariables != null) {
+        sharedFixedVariables.ItemChanged -= SharedFixedVariables_ItemChanged;
+        sharedFixedVariables.Reset -= SharedFixedVariables_Reset;
+      }
+
       // Init Y-axis range
       double min = double.MaxValue, max = double.MinValue;
@@ -120 +125 @@
         Content.ProblemData.Dataset.VariableNames.Where(v => inputvariables.Contains(v)).ToList();
 
-      // ToDo: set default values with the variableValuesMode
       var doubleVariables = allowedInputVariables.Where(problemData.Dataset.VariableHasType<double>);
       var doubleVariableValues = (IEnumerable<IList>)doubleVariables.Select(x => new List<double> {
-        problemData.Dataset.GetDoubleValues(x, problemData.TrainingIndices).Median()
+        problemData.Dataset.GetDoubleValue(x, 0)
       });
 
       var factorVariables = allowedInputVariables.Where(problemData.Dataset.VariableHasType<string>);
       var factorVariableValues = (IEnumerable<IList>)factorVariables.Select(x => new List<string> {
-        MostCommon(problemData.Dataset.GetStringValues(x, problemData.TrainingIndices))
+        problemData.Dataset.GetStringValue(x, 0)
       });
 
-      if (sharedFixedVariables != null) {
-        sharedFixedVariables.ItemChanged -= SharedFixedVariables_ItemChanged;
-        sharedFixedVariables.Reset -= SharedFixedVariables_Reset;
-      }
-
       sharedFixedVariables = new ModifiableDataset(doubleVariables.Concat(factorVariables), doubleVariableValues.Concat(factorVariableValues));
-
+      variableValuesModeComboBox.SelectedItem = "Median"; // triggers UpdateVariableValue and changes shardFixedVariables
 
       // create controls
@@ -645 +644 @@
       return values.GroupBy(x => x).OrderByDescending(g => g.Count()).Select(g => g.Key).First();
     }
+
+    // ToolTips cannot be shown longer than 5000ms, only by using ToolTip.Show manually
+    // See: https://stackoverflow.com/questions/8225807/c-sharp-tooltip-doesnt-display-long-enough
+    private void variableValuesModeComboBox_MouseHover(object sender, EventArgs e) {
+      string tooltipText = @"Sets each variable to a specific value:
+    Row - Selects the value based on a specified row of the dataset.
+    Mean - Sets the value to the arithmetic mean of the variable.
+    Median - Sets the value to the median of the variable.
+    Most Common - Sets the value to the most common value of the variable (first if multiple).
+
+Note: For categorical values, the most common value is used when selecting Mean, Median or Most Common.";
+      toolTip.Show(tooltipText, variableValuesModeComboBox, 30000);
+      toolTip.Active = true;
+    }
+    private void variableValuesModeComboBox_MouseLeave(object sender, EventArgs e) {
+      toolTip.Active = false;
+    }
   }
 }