Changeset 18027 for branches/3026_IntegrationIntoSymSpace/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding/3.4

Timestamp:

07/20/21 18:13:55 (3 years ago)

Author:

dpiringe

Message:

#3026

• merged trunk into branch

Location:

branches/3026_IntegrationIntoSymSpace

Files:

• . (modified) (1 prop)
• HeuristicLab.Encodings.SymbolicExpressionTreeEncoding (modified) (1 prop)
• HeuristicLab.Encodings.SymbolicExpressionTreeEncoding/3.4/Creators/BalancedTreeCreator.cs (modified) (2 diffs)

branches/3026_IntegrationIntoSymSpace/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding/3.4/Creators/BalancedTreeCreator.cs

@@ -53 +53 @@
     private void AfterDeserialization() {
       if (!Parameters.ContainsKey(IrregularityBiasParameterName)) {
-        Parameters.Add(new FixedValueParameter<PercentValue>(IrregularityBiasParameterName, new PercentValue(0.0)));
+        Parameters.Add(new FixedValueParameter<PercentValue>(IrregularityBiasParameterName, "Allows to bias tree initialization towards less balanced/regular shapes. Set to 0% for most balanced and 100% for least balanced trees. (default = 0%)", new PercentValue(0.0)));
       }
     }
@@ -108 +108 @@
       var grammar = root.Grammar;
       var minSubtreeCount = grammar.GetMinimumSubtreeCount(root.Symbol);
-      var maxSubtreeCount = grammar.GetMinimumSubtreeCount(root.Symbol);
+      var maxSubtreeCount = grammar.GetMaximumSubtreeCount(root.Symbol);
       var arity = random.Next(minSubtreeCount, maxSubtreeCount + 1);
       int openSlots = arity;