Changeset 7119 for branches/gp-crossover/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/Crossovers/SymbolicDataAnalysisExpressionSemanticSimilarityCrossover.cs

Timestamp:

12/04/11 23:41:25 (12 years ago)

Author:

bburlacu

Message:

#1682: Implemented the MultiSymbolicDataAnalysisExpressionTreeCrossover

File:

• branches/gp-crossover/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/Crossovers/SymbolicDataAnalysisExpressionSemanticSimilarityCrossover.cs (modified) (3 diffs)

branches/gp-crossover/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/Crossovers/SymbolicDataAnalysisExpressionSemanticSimilarityCrossover.cs

@@ -33 +33 @@
 namespace HeuristicLab.Problems.DataAnalysis.Symbolic {
 
-  [Item("SemanticSimilarityCrossover", "An operator which performs subtree swapping based on semantic similarity.")]
+  [Item("SemanticSimilarityCrossover", "An operator which performs subtree swapping based on the semantic similarity between subtrees.")]
   public sealed class SymbolicDataAnalysisExpressionSemanticSimilarityCrossover<T> : SymbolicDataAnalysisExpressionCrossover<T> where T : class, IDataAnalysisProblemData {
     private const string SemanticSimilarityLowerBoundParameterName = "SemanticSimilarityLowerBound";
@@ -76 +76 @@
       return Cross(random, parent0, parent1, interpreter, problemData, rows, MaximumSymbolicExpressionTreeDepth.Value, MaximumSymbolicExpressionTreeLength.Value, SemanticSimilarityLowerBoundParameter.Value.Value, SemanticSimilarityUpperBoundParameter.Value.Value);
     }
+
+    public override ISymbolicExpressionTree Crossover(IRandom random, ISymbolicExpressionTree parent0, ISymbolicExpressionTree parent1) {
+      return Cross(random, parent0, parent1);
+    }
+
     /// <summary>
     /// Takes two parent individuals P0 and P1. 
@@ -157 +162 @@
       }
     }
-
   }
 }