Changeset 2566 for trunk/sources/HeuristicLab.GP.Operators/3.3/Initialization

Timestamp:

12/21/09 16:14:40 (15 years ago)

Author:

gkronber

Message:

Added new predefined function libraries for symbolic regression algorithms. Changed CEDMA dispatcher to choose a function library randomly. #813 (GP structure-identification algorithms that use only a simple function library)

File:

• trunk/sources/HeuristicLab.GP.Operators/3.3/Initialization/ProbabilisticTreeCreator.cs (modified) (2 diffs)

trunk/sources/HeuristicLab.GP.Operators/3.3/Initialization/ProbabilisticTreeCreator.cs

@@ -57 +57 @@
 
     public static IFunctionTree Create(IRandom random, FunctionLibrary funLib, int minSize, int maxSize, int maxHeight) {
-      int treeSize = random.Next(minSize, maxSize + 1);
+      int treeSize = random.Next(minSize, maxSize);
       IFunctionTree root;
       int tries = 0;
@@ -65 +65 @@
         if (tries++ >= MAX_TRIES) {
           // try a different size
-          treeSize = random.Next(minSize, maxSize + 1);
+          treeSize = random.Next(minSize, maxSize);
           tries = 0;
         }