Changeset 14290 for trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4

Timestamp:

09/19/16 15:27:34 (8 years ago)

Author:

bburlacu

Message:

#2669: Added setter for the TargetVariable property in the classification and regression model interfaces and adjusted implementing classes accordingly. Similarly, added a TargetVariableChanged event to the models.

Location:

trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4

Files:

• Implementation/Classification/ClassificationModel.cs (modified) (3 diffs)
• Implementation/Classification/ClassificationSolutionBase.cs (modified) (1 diff)
• Implementation/Regression/RegressionModel.cs (modified) (3 diffs)
• Implementation/Regression/RegressionSolutionBase.cs (modified) (2 diffs)
• Interfaces/Classification/IClassificationModel.cs (modified) (2 diffs)
• Interfaces/Regression/IRegressionModel.cs (modified) (2 diffs)

trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationModel.cs

@@ -20 +20 @@
 #endregion
 
+using System;
 using System.Collections.Generic;
 using HeuristicLab.Common;
@@ -33 +34 @@
     public string TargetVariable {
       get { return targetVariable; }
-      protected set { targetVariable = value; }
+      set {
+        if (string.IsNullOrEmpty(value) || targetVariable == value) return;
+        targetVariable = value;
+        OnTargetVariableChanged(this, EventArgs.Empty);
+      }
     }
 
@@ -60 +65 @@
     public abstract IEnumerable<double> GetEstimatedClassValues(IDataset dataset, IEnumerable<int> rows);
     public abstract IClassificationSolution CreateClassificationSolution(IClassificationProblemData problemData);
+
+    #region events
+    public event EventHandler TargetVariableChanged;
+    private void OnTargetVariableChanged(object sender, EventArgs args) {
+      var changed = TargetVariableChanged;
+      if (changed != null)
+        changed(sender, args);
+    }
+    #endregion
   }
 }

trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationSolutionBase.cs

@@ -88 +88 @@
     [StorableHook(HookType.AfterDeserialization)]
     private void AfterDeserialization() {
+      if (string.IsNullOrEmpty(Model.TargetVariable))
+        Model.TargetVariable = this.ProblemData.TargetVariable;
+
       if (!this.ContainsKey(TrainingNormalizedGiniCoefficientResultName))
         Add(new Result(TrainingNormalizedGiniCoefficientResultName, "Normalized Gini coefficient of the model on the training partition.", new DoubleValue()));

trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionModel.cs

@@ -20 +20 @@
 #endregion
 
+using System;
 using System.Collections.Generic;
 using HeuristicLab.Common;
@@ -33 +34 @@
     public string TargetVariable {
       get { return targetVariable; }
-      protected set { targetVariable = value; }
+      set {
+        if (string.IsNullOrEmpty(value) || targetVariable == value) return;
+        targetVariable = value;
+        OnTargetVariableChanged(this, EventArgs.Empty);
+      }
     }
 
@@ -61 +66 @@
     public abstract IEnumerable<double> GetEstimatedValues(IDataset dataset, IEnumerable<int> rows);
     public abstract IRegressionSolution CreateRegressionSolution(IRegressionProblemData problemData);
+
+    #region events
+    public event EventHandler TargetVariableChanged;
+    private void OnTargetVariableChanged(object sender, EventArgs args) {
+      var changed = TargetVariableChanged;
+      if (changed != null)
+        changed(sender, args);
+    }
+    #endregion
   }
 }

trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionSolutionBase.cs

@@ -176 +176 @@
     [StorableHook(HookType.AfterDeserialization)]
     private void AfterDeserialization() {
+      if (string.IsNullOrEmpty(Model.TargetVariable))
+        Model.TargetVariable = this.ProblemData.TargetVariable;
+
       // BackwardsCompatibility3.4
       #region Backwards compatible code, remove with 3.5
@@ -230 +233 @@
 
       double trainingR = OnlinePearsonsRCalculator.Calculate(originalTrainingValues, estimatedTrainingValues, out errorState);
-      TrainingRSquared = errorState == OnlineCalculatorError.None ? trainingR*trainingR : double.NaN;
+      TrainingRSquared = errorState == OnlineCalculatorError.None ? trainingR * trainingR : double.NaN;
       double testR = OnlinePearsonsRCalculator.Calculate(originalTestValues, estimatedTestValues, out errorState);
-      TestRSquared = errorState == OnlineCalculatorError.None ? testR*testR : double.NaN;
+      TestRSquared = errorState == OnlineCalculatorError.None ? testR * testR : double.NaN;
 
       double trainingRelError = OnlineMeanAbsolutePercentageErrorCalculator.Calculate(originalTrainingValues, estimatedTrainingValues, out errorState);

trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IClassificationModel.cs

@@ -20 +20 @@
 #endregion
 
+using System;
 using System.Collections.Generic;
+
 namespace HeuristicLab.Problems.DataAnalysis {
   /// <summary>
@@ -29 +31 @@
     IEnumerable<double> GetEstimatedClassValues(IDataset dataset, IEnumerable<int> rows);
     IClassificationSolution CreateClassificationSolution(IClassificationProblemData problemData);
-    string TargetVariable { get; }
+    string TargetVariable { get; set; }
+    event EventHandler TargetVariableChanged;
   }
 }

trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IRegressionModel.cs

@@ -20 +20 @@
 #endregion
 
+using System;
 using System.Collections.Generic;
 
@@ -30 +31 @@
     IEnumerable<double> GetEstimatedValues(IDataset dataset, IEnumerable<int> rows);
     IRegressionSolution CreateRegressionSolution(IRegressionProblemData problemData);
-    string TargetVariable { get; }
+    string TargetVariable { get; set; }
+    event EventHandler TargetVariableChanged;
   }
 }