Changeset 9392 for branches/LearningClassifierSystems/HeuristicLab.Optimization.Operators.LCS/3.3/Discretizer

Timestamp:

04/23/13 13:31:29 (12 years ago)

Author:

sforsten

Message:

#1980:

• several small bug fixes
• added windowing technique ILAS to GAssist
• GAssist and XCS work now with real-valued features
• severely improved the performance of XCS

Location:

branches/LearningClassifierSystems/HeuristicLab.Optimization.Operators.LCS/3.3/Discretizer

Files:

• IDiscretizer.cs (modified) (1 diff)
• InitializeDiscretizersOperator.cs (added)
• UniformWidthDiscretizer.cs (modified) (3 diffs)

branches/LearningClassifierSystems/HeuristicLab.Optimization.Operators.LCS/3.3/Discretizer/IDiscretizer.cs

@@ -25 +25 @@
 namespace HeuristicLab.Optimization.Operators.LCS {
   public interface IDiscretizer : IItem {
+    IEnumerable<double> DiscretizeValues(string attribute, IEnumerable<double> values);
     int NumberOfMicroIntervals(string attribute);
     IEnumerable<double> GetCutPoints(string attribute);

branches/LearningClassifierSystems/HeuristicLab.Optimization.Operators.LCS/3.3/Discretizer/UniformWidthDiscretizer.cs

@@ -20 +20 @@
 #endregion
 
-using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -42 +41 @@
     protected UniformWidthDiscretizer(UniformWidthDiscretizer original, Cloner cloner)
       : base(original, cloner) {
+      this.bins = original.bins;
+      this.variableMicroItervals = new Dictionary<string, IList<double>>(original.variableMicroItervals);
     }
     public UniformWidthDiscretizer()
-      : base() {
-      bins = 5;
+      : this(5) {
     }
     public UniformWidthDiscretizer(int bins)
@@ -60 +60 @@
     }
 
-    public IEnumerable<double> discretizeValues(string attribute, IEnumerable<double> values) {
-      if (variableMicroItervals.ContainsKey(attribute)) {
-        throw new ArgumentException("Values of attribute " + attribute + " are already set.");
-      }
-
+    public IEnumerable<double> DiscretizeValues(string attribute, IEnumerable<double> values) {
       double min = values.Min();
       double max = values.Max();