Changeset 14348

Timestamp:

10/22/16 11:19:45 (7 years ago)

Author:

gkronber

Message:

#2673: removed button for variable impacts calculation and implemented a separate SolutionView instead. Fixed a bug in Regression/RegressionSolutionVariableImpactsCalculator

Location:

trunk/sources

Files:

• HeuristicLab.Problems.DataAnalysis.Views/3.4/HeuristicLab.Problems.DataAnalysis.Views-3.4.csproj (modified) (1 diff)
• HeuristicLab.Problems.DataAnalysis.Views/3.4/Regression/RegressionSolutionVariableImpactsView.Designer.cs (added)
• HeuristicLab.Problems.DataAnalysis.Views/3.4/Regression/RegressionSolutionVariableImpactsView.cs (added)
• HeuristicLab.Problems.DataAnalysis.Views/3.4/Solution Views/RegressionSolutionView.Designer.cs (modified) (3 diffs)
• HeuristicLab.Problems.DataAnalysis.Views/3.4/Solution Views/RegressionSolutionView.cs (modified) (2 diffs)
• HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionSolutionVariableImpactsCalculator.cs (modified) (2 diffs)

trunk/sources/HeuristicLab.Problems.DataAnalysis.Views/3.4/HeuristicLab.Problems.DataAnalysis.Views-3.4.csproj

@@ -245 +245 @@
     <Compile Include="Regression\RegressionFeatureCorrelationView.Designer.cs">
       <DependentUpon>RegressionFeatureCorrelationView.cs</DependentUpon>
+    </Compile>
+    <Compile Include="Regression\RegressionSolutionVariableImpactsView.cs">
+      <SubType>UserControl</SubType>
+    </Compile>
+    <Compile Include="Regression\RegressionSolutionVariableImpactsView.Designer.cs">
+      <DependentUpon>RegressionSolutionVariableImpactsView.cs</DependentUpon>
     </Compile>
     <Compile Include="Regression\RegressionSolutionGradientView.cs">

trunk/sources/HeuristicLab.Problems.DataAnalysis.Views/3.4/Solution Views/RegressionSolutionView.Designer.cs

@@ -46 +46 @@
     /// </summary>
     private void InitializeComponent() {
-      this.btnImpactCalculation = new System.Windows.Forms.Button();
       ((System.ComponentModel.ISupportInitialize)(this.splitContainer)).BeginInit();
       this.splitContainer.Panel1.SuspendLayout();
@@ -54 +53 @@
       this.detailsGroupBox.SuspendLayout();
       this.SuspendLayout();
-      // 
-      // btnImpactCalculation
-      // 
-      this.btnImpactCalculation.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom)));
-      this.btnImpactCalculation.Image = HeuristicLab.Common.Resources.VSImageLibrary.Zoom;
-      this.btnImpactCalculation.ImageAlign = System.Drawing.ContentAlignment.MiddleLeft;
-      this.btnImpactCalculation.Name = "btnImpactCalculation";
-      this.btnImpactCalculation.TabIndex = 6;
-      this.btnImpactCalculation.Size = new System.Drawing.Size(110, 24);
-      this.btnImpactCalculation.Text = "Variable Impacts";
-      this.btnImpactCalculation.TextAlign = System.Drawing.ContentAlignment.MiddleRight;
-      this.btnImpactCalculation.UseVisualStyleBackColor = true;
-      this.btnImpactCalculation.Click += new System.EventHandler(this.btnImpactCalculation_Click);
-      this.toolTip.SetToolTip(this.btnImpactCalculation, "Calculate impacts");
-      // 
-      // flowLayoutPanel
-      // 
-      this.flowLayoutPanel.Controls.Add(this.btnImpactCalculation);
-      // 
-      // splitContainer
-      // 
-      // 
       // itemsGroupBox
       // 
@@ -104 +81 @@
 
     #endregion
-
-    protected System.Windows.Forms.Button btnImpactCalculation;
   }
 }

trunk/sources/HeuristicLab.Problems.DataAnalysis.Views/3.4/Solution Views/RegressionSolutionView.cs

@@ -20 +20 @@
 #endregion
 
-using System;
-using System.Linq;
-using System.Threading.Tasks;
 using System.Windows.Forms;
 using HeuristicLab.Core;
-using HeuristicLab.Data;
-using HeuristicLab.Data.Views;
 using HeuristicLab.MainForm;
-using HeuristicLab.MainForm.WindowsForms;
 
 namespace HeuristicLab.Problems.DataAnalysis.Views {
@@ -41 +35 @@
       get { return (RegressionSolutionBase)base.Content; }
       set { base.Content = value; }
-    }
-
-    protected override void SetEnabledStateOfControls() {
-      base.SetEnabledStateOfControls();
-      btnImpactCalculation.Enabled = Content != null && !Locked;
-    }
-
-    protected virtual void btnImpactCalculation_Click(object sender, EventArgs e) {
-      var mainForm = (MainForm.WindowsForms.MainForm)MainFormManager.MainForm;
-      var view = new StringConvertibleArrayView();
-      view.Caption = Content.Name + " Variable Impacts";
-      view.Show();
-
-      Task.Factory.StartNew(() => {
-        try {
-          mainForm.AddOperationProgressToView(view, "Calculating variable impacts for " + Content.Name);
-
-          var impacts = RegressionSolutionVariableImpactsCalculator.CalculateImpacts(Content);
-          var impactArray = new DoubleArray(impacts.Select(i => i.Item2).ToArray());
-          impactArray.ElementNames = impacts.Select(i => i.Item1);
-          view.Content = (DoubleArray)impactArray.AsReadOnly();
-        }
-        finally {
-          mainForm.RemoveOperationProgressFromView(view);
-        }
-      });
     }
 

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

@@ -156 +156 @@
           // new var has same empirical distribution but the relation to y is broken
           rand = new FastRandom(31415);
-          replacementValues = rows.Select(r => originalValues[r]).Shuffle(rand).ToList();
+          // 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:
@@ -162 +170 @@
           var stdDev = rows.Select(r => originalValues[r]).StandardDeviation();
           rand = new FastRandom(31415);
-          replacementValues = rows.Select(_ => NormalDistributedRandom.NextDouble(rand, avg, stdDev)).ToList();
+          // 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;