public override IOperation Apply() { if (SimilarityParameter.ActualValue == null || SimilarityParameter.ActualValue.Value.IsAlmost(-1.0)) { UpdateCounter.Value++; if (UpdateCounter.Value != UpdateInterval.Value) { return(base.Apply()); } UpdateCounter.Value = 0; var trees = SymbolicExpressionTreeParameter.ActualValue.ToList(); SimilarityParameter.ActualValue = new DoubleValue(); var operations = new OperationCollection { Parallel = true }; foreach (var tree in trees) { var op = new SymbolicDataAnalysisExpressionTreeSimilarityCalculator(DistanceCalculatorParameter.Value) { CurrentSymbolicExpressionTree = tree, MaximumTreeDepth = MaximumSymbolicExpressionTreeDepth.Value }; var operation = ExecutionContext.CreateChildOperation(op, ExecutionContext.Scope); operations.Add(operation); } return(new OperationCollection { operations, ExecutionContext.CreateOperation(this) }); } var results = ResultsParameter.ActualValue; // population diversity DataTable populationDiversityTable; if (!results.ContainsKey("PopulationDiversity")) { populationDiversityTable = new DataTable("PopulationDiversity") { VisualProperties = { YAxisTitle = "Diversity" } }; results.Add(new Result("PopulationDiversity", populationDiversityTable)); } populationDiversityTable = (DataTable)results["PopulationDiversity"].Value; if (!populationDiversityTable.Rows.ContainsKey("Diversity")) { populationDiversityTable.Rows.Add(new DataRow("Diversity") { VisualProperties = { StartIndexZero = true } }); } int length = SymbolicExpressionTreeParameter.ActualValue.Length; var similarity = SimilarityParameter.ActualValue.Value / (length * (length - 1) / 2.0); var diversity = 1 - similarity; SimilarityParameter.ActualValue.Value = -1.0; populationDiversityTable.Rows["Diversity"].Values.Add(diversity); return(base.Apply()); }
public override IOperation Apply() { if (SimilarityParameter.ActualValue == null || SimilarityParameter.ActualValue.Value.IsAlmost(-1.0)) { UpdateCounter.Value++; if (UpdateCounter.Value != UpdateInterval.Value) return base.Apply(); UpdateCounter.Value = 0; var trees = SymbolicExpressionTreeParameter.ActualValue.ToList(); SimilarityParameter.ActualValue = new DoubleValue(); var operations = new OperationCollection { Parallel = true }; foreach (var tree in trees) { var op = new SymbolicDataAnalysisExpressionTreeSimilarityCalculator(DistanceCalculatorParameter.Value) { CurrentSymbolicExpressionTree = tree, MaximumTreeDepth = MaximumSymbolicExpressionTreeDepth.Value }; var operation = ExecutionContext.CreateChildOperation(op, ExecutionContext.Scope); operations.Add(operation); } return new OperationCollection { operations, ExecutionContext.CreateOperation(this) }; } var results = ResultsParameter.ActualValue; // population diversity DataTable populationDiversityTable; if (!results.ContainsKey("PopulationDiversity")) { populationDiversityTable = new DataTable("PopulationDiversity") { VisualProperties = { YAxisTitle = "Diversity" } }; results.Add(new Result("PopulationDiversity", populationDiversityTable)); } populationDiversityTable = (DataTable)results["PopulationDiversity"].Value; if (!populationDiversityTable.Rows.ContainsKey("Diversity")) populationDiversityTable.Rows.Add(new DataRow("Diversity") { VisualProperties = { StartIndexZero = true } }); int length = SymbolicExpressionTreeParameter.ActualValue.Length; var similarity = SimilarityParameter.ActualValue.Value / (length * (length - 1) / 2.0); var diversity = 1 - similarity; SimilarityParameter.ActualValue.Value = -1.0; populationDiversityTable.Rows["Diversity"].Values.Add(diversity); return base.Apply(); }
protected SymbolicDataAnalysisExpressionTreeSimilarityCalculator( SymbolicDataAnalysisExpressionTreeSimilarityCalculator original, Cloner cloner) : base(original, cloner) { }
protected SymbolicDataAnalysisExpressionTreeSimilarityCalculator( SymbolicDataAnalysisExpressionTreeSimilarityCalculator original, Cloner cloner) : base(original, cloner) { }