Changeset 11846 for branches/HeuristicLab.Problems.GrammaticalOptimization/HeuristicLab.Problems.GrammaticalOptimization/Problems/ExpressionInterpreter.cs

Timestamp:

02/01/15 16:32:26 (9 years ago)

Author:

gkronber

Message:

#2283 implemented bridge to HL (solve grammatical optimization problem instances with StandardGP and OffspringSelectionGP)

File:

• branches/HeuristicLab.Problems.GrammaticalOptimization/HeuristicLab.Problems.GrammaticalOptimization/Problems/ExpressionInterpreter.cs (modified) (2 diffs)

branches/HeuristicLab.Problems.GrammaticalOptimization/HeuristicLab.Problems.GrammaticalOptimization/Problems/ExpressionInterpreter.cs

@@ -35 +35 @@
       var d = new double[vars.Length];
       for (int i = 0; i < vars.Length; i++) d[i] = vars[i] ? 1.0 : 0.0;
-      return !(Expr(d, erc).IsAlmost(0));
+      return ! DoubleExtensions.IsAlmost(Expr(d, erc), 0);
     }
 
@@ -63 +63 @@
     // helper for xor
     private double Not(double x) {
-      return x.IsAlmost(0) ? 1.0 : 0.0;
+      return DoubleExtensions.IsAlmost(x, 0) ? 1.0 : 0.0;
     }