Changeset 13658 for trunk/sources/HeuristicLab.Algorithms.DataAnalysis/3.4/MctsSymbolicRegression/Tree.cs

Timestamp:

03/07/16 14:50:02 (8 years ago)

Author:

gkronber

Message:

#2581: extracted policies from MCTS to allow experimentation with different policies for MCTS

File:

• trunk/sources/HeuristicLab.Algorithms.DataAnalysis/3.4/MctsSymbolicRegression/Tree.cs (modified) (1 diff)

trunk/sources/HeuristicLab.Algorithms.DataAnalysis/3.4/MctsSymbolicRegression/Tree.cs

@@ -20 +20 @@
 #endregion
 
+using HeuristicLab.Algorithms.DataAnalysis.MctsSymbolicRegression.Policies;
+
 namespace HeuristicLab.Algorithms.DataAnalysis.MctsSymbolicRegression {
   // represents tree nodes for the search tree in MCTS
   internal class Tree {
     public int state;
-    public int visits;
-    public double sumQuality;
-    public double sumSqrQuality; // for variance
-    public double AverageQuality { get { return sumQuality / (double)visits; } }
-    public double QualityVariance { get { return sumSqrQuality / (double)visits - AverageQuality * AverageQuality; } }
-    public bool done;
+    public bool Done {
+      get { return actionStatistics.Done; }
+      set { actionStatistics.Done = value; }
+    }
+    public IActionStatistics actionStatistics;
     public Tree[] children;
   }