Changeset 8126 for trunk/sources/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding

Timestamp:

06/26/12 15:29:45 (12 years ago)

Author:

gkronber

Message:

#1823 fixed a bug in the Pareto-best solution analyzers for symbolic data analysis. Fixed a minor bug in the calculation of classification thresholds, made a sneaky change in SymbolicExpressionTree

File:

• trunk/sources/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding/3.4/SymbolicExpressionTree.cs (modified) (3 diffs)

trunk/sources/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding/3.4/SymbolicExpressionTree.cs

@@ -23 +23 @@
 using System.Collections.Generic;
 using System.Drawing;
+using System.Linq;
 using HeuristicLab.Common;
 using HeuristicLab.Core;
@@ -77 +78 @@
     public IEnumerable<ISymbolicExpressionTreeNode> IterateNodesBreadth() {
       if (root == null)
-        return new SymbolicExpressionTreeNode[0];
+        return Enumerable.Empty<SymbolicExpressionTreeNode>();
       return root.IterateNodesBreadth();
     }
@@ -83 +84 @@
     public IEnumerable<ISymbolicExpressionTreeNode> IterateNodesPrefix() {
       if (root == null)
-        return new SymbolicExpressionTreeNode[0];
+        return Enumerable.Empty<SymbolicExpressionTreeNode>();
       return root.IterateNodesPrefix();
     }
     public IEnumerable<ISymbolicExpressionTreeNode> IterateNodesPostfix() {
       if (root == null)
-        return new SymbolicExpressionTreeNode[0];
+        return Enumerable.Empty<SymbolicExpressionTreeNode>();
       return root.IterateNodesPostfix();
     }