Changeset 17382 for branches/2521_ProblemRefactoring/HeuristicLab.Algorithms.DataAnalysis/3.4/GaussianProcess/GaussianProcessCovarianceOptimizationProblem.cs

Timestamp:

12/18/19 16:11:21 (5 years ago)

Author:

mkommend

Message:

#2521: Refactored single-objective problems to use EvaluationResult instead of double as return type from Evaluate.

File:

• branches/2521_ProblemRefactoring/HeuristicLab.Algorithms.DataAnalysis/3.4/GaussianProcess/GaussianProcessCovarianceOptimizationProblem.cs (modified) (2 diffs)

branches/2521_ProblemRefactoring/HeuristicLab.Algorithms.DataAnalysis/3.4/GaussianProcess/GaussianProcessCovarianceOptimizationProblem.cs

@@ -198 +198 @@
     private readonly object syncRoot = new object();
     // Does not produce the same result for the same seed when using parallel engine (see below)!
-    public override double Evaluate(ISymbolicExpressionTree tree, IRandom random, CancellationToken cancellationToken) {
+    public override ISingleObjectiveEvaluationResult Evaluate(ISymbolicExpressionTree tree, IRandom random, CancellationToken cancellationToken) {
       var meanFunction = new MeanConst();
       var problemData = ProblemData;
@@ -260 +260 @@
       UpdateBestSoFar(bestObjValue[0], bestHyperParameters, meanFunction, covarianceFunction);
 
-      return bestObjValue[0];
+      var quality = bestObjValue[0];
+      return new SingleObjectiveEvaluationResult(quality);
     }