Changeset 7481 for branches/HeuristicLab.Crossovers/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding/3.4/Crossovers/SymbolicExpressionTreeCrossover.cs

Timestamp:

02/17/12 14:25:51 (13 years ago)

Author:

mkommend

Message:

#1682: Corrected gp-crossover code.

• Changed ISymbolicExpressionTreeCrossover
• Corrected SubtreeCrossover
• Updated MultiSymbolicDataAnalysisCrossover

File:

• branches/HeuristicLab.Crossovers/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding/3.4/Crossovers/SymbolicExpressionTreeCrossover.cs (modified) (3 diffs)

branches/HeuristicLab.Crossovers/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding/3.4/Crossovers/SymbolicExpressionTreeCrossover.cs

@@ -23 +23 @@
 using HeuristicLab.Common;
 using HeuristicLab.Core;
-using HeuristicLab.Data;
 using HeuristicLab.Parameters;
 using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
@@ -66 +65 @@
         throw new ArgumentException("Number of parents must be exactly two for symbolic expression tree crossover operators.");
 
-      ISymbolicExpressionTree result = Cross(Random, Parents[0], Parents[1]);
+      ISymbolicExpressionTree result = Crossover(Random, Parents[0], Parents[1]);
 
       Child = result;
@@ -72 +71 @@
     }
 
-    protected abstract ISymbolicExpressionTree Cross(IRandom random,
-      ISymbolicExpressionTree parent0, ISymbolicExpressionTree parent1);
+    public abstract ISymbolicExpressionTree Crossover(IRandom random, ISymbolicExpressionTree parent0, ISymbolicExpressionTree parent1);
   }
 }