Changeset 8744 for branches/FitnessLandscapeAnalysis/HeuristicLab.Analysis.FitnessLandscape/Analysis/InformationAnalyzer.cs

Timestamp:

10/05/12 12:36:25 (12 years ago)

Author:

epitzer

Message:

Improve Information Analyzer #1696

• Configurable discretized or full quantile analysis
• Configurable shape size
• Include peak information values and deltas in results

File:

• branches/FitnessLandscapeAnalysis/HeuristicLab.Analysis.FitnessLandscape/Analysis/InformationAnalyzer.cs (modified) (5 diffs)

branches/FitnessLandscapeAnalysis/HeuristicLab.Analysis.FitnessLandscape/Analysis/InformationAnalyzer.cs

@@ -53 +53 @@
       get { return (ValueLookupParameter<IntValue>)Parameters["NQuantiles"]; }
     }
+    public ValueLookupParameter<IntValue> ShapeSizeParameter {
+      get { return (ValueLookupParameter<IntValue>)Parameters["ShapeSize"]; }
+    }
     public LookupParameter<DoubleValue> InformationContentValueParameter {
       get { return (LookupParameter<DoubleValue>)Parameters["InformationContentValue"]; }
@@ -122 +125 @@
       Parameters.Add(new LookupParameter<InformationAnalysisTable>("Information", "A data table that information theoretic fitness landscape characteristics"));
       Parameters.Add(new LookupParameter<VariableCollection>("Results", "The collection of all results of this algorithm"));
+
       Parameters.Add(new ValueLookupParameter<IntValue>("NQuantiles", "The number of delta quantiles to display", new IntValue(20)));
+      Parameters.Add(new ValueLookupParameter<IntValue>("ShapeSize", "The number of slopes to consider as shapes.", new IntValue(2)));
+
       Parameters.Add(new LookupParameter<DoubleValue>("InformationContentValue", "The information content H(0) at eps = 0"));
       Parameters.Add(new LookupParameter<DoubleValue>("PartialInformationContentValue", "Partial information content M(0) at eps = 0"));
@@ -170 +176 @@
     private void AnalyseInformation() {
       int nQuantiles = NQuantilesParameter.ActualValue.Value;
+      int shapeSize = ShapeSizeParameter.ActualValue.Value;
       var qualities = QualityTrailParameter.ActualValue.Rows.First().Values.ToList();
       if (qualities.Count > nQuantiles) {
@@ -178 +185 @@
         var totalEntropy = informationTable.Rows["Total Entropy"].Values;
         var qualityDelta = informationTable.Rows["Quality Delta"].Values;
-        var analysis = new InformationAnalysis(qualities, nQuantiles);
+        var analysis = new InformationAnalysis(qualities, nQuantiles, shapeSize);
         InformationStability.Rows["Regularity"].Values.Add(analysis.Regularity);
         InformationStability.Rows["Diversity"].Values.Add(analysis.Diversity);
-        InformationStability.Rows["Relative Regularity"].Values.Add(1.0 * analysis.Regularity / qualities.Count);
-        InformationStability.Rows["Relative Diversity"].Values.Add(1.0 * analysis.Diversity / qualities.Count);
+        InformationStability.Rows["Relative Regularity"].Values.Add(1.0*analysis.Regularity/qualities.Count);
+        InformationStability.Rows["Relative Diversity"].Values.Add(1.0*analysis.Diversity/qualities.Count);
         InformationStability.Rows["Information Stability"].Values.Add(analysis.InformationStability);
         informationContent.Clear();
@@ -200 +207 @@
         RegularityValueParameter.ActualValue = new IntValue(analysis.Regularity);
         DiversityValueParameter.ActualValue = new IntValue(analysis.Diversity);
-        PeakInformationContentParameter.ActualValue = new DoubleValue(analysis.PeakInformationContent.Value);
-        PeakDensityBasinInformationParameter.ActualValue = new DoubleValue(analysis.PeakDensityBasinInformation.Value);
-        PeakInformationContentQualityDeltaParameter.ActualValue = new DoubleValue(analysis.PeakInformationContent.QualityDelta);
-        PeakDensityBasinInformationQualityDeltaParameter.ActualValue = new DoubleValue(analysis.PeakDensityBasinInformation.QualityDelta);
+        if (analysis.PeakInformationContent != null) {
+          PeakInformationContentParameter.ActualValue = new DoubleValue(analysis.PeakInformationContent.Value);
+          PeakInformationContentQualityDeltaParameter.ActualValue = new DoubleValue(analysis.PeakInformationContent.QualityDelta);
+        }
+        if (analysis.PeakDensityBasinInformation != null) {
+          PeakDensityBasinInformationParameter.ActualValue = new DoubleValue(analysis.PeakDensityBasinInformation.Value);
+          PeakDensityBasinInformationQualityDeltaParameter.ActualValue = new DoubleValue(analysis.PeakDensityBasinInformation.QualityDelta);
+        }
       }
     }