Changeset 9298 for branches/CMAES/HeuristicLab.Algorithms.CMAEvolutionStrategy/3.3/CMAOperators

Timestamp:

03/07/13 16:46:01 (12 years ago)

Author:

abeham

Message:

#1961: fixed bug introduced in last commit regarding initialization of cCov

File:

• branches/CMAES/HeuristicLab.Algorithms.CMAEvolutionStrategy/3.3/CMAOperators/CMAUpdater.cs (modified) (1 diff)

branches/CMAES/HeuristicLab.Algorithms.CMAEvolutionStrategy/3.3/CMAOperators/CMAUpdater.cs

@@ -125 +125 @@
       if (sp.CC == 0) sp.CC = 4.0 / (N + 4);
       if (sp.MuCov == 0) sp.MuCov = sp.MuEff;
-      if (sp.CCov == 0) sp.CCov = 2.0 / ((N + 1.41) * (N + 1.41) * sp.MuCov
-                             + (1 - (1.0 / sp.MuCov)) * Math.Min(1, (2 * sp.MuEff - 1) / (sp.MuEff + (N + 2) * (N + 2))));
+      if (sp.CCov == 0) sp.CCov = 2.0 / ((N + 1.41) * (N + 1.41) * sp.MuCov)
+                             + (1 - (1.0 / sp.MuCov)) * Math.Min(1, (2 * sp.MuEff - 1) / (sp.MuEff + (N + 2) * (N + 2)));
       if (sp.CCovSep == 0) sp.CCovSep = Math.Min(1, sp.CCov * (N + 1.5) / 3);
       #endregion