public SymbolicClassificationSolution(ISymbolicClassificationModel model, IClassificationProblemData problemData)
: base(model, problemData) {
foreach (var node in model.SymbolicExpressionTree.Root.IterateNodesPrefix().OfType<SymbolicExpressionTreeTopLevelNode>())
node.SetGrammar(null);
Add(new Result(ModelLengthResultName, "Length of the symbolic classification model.", new IntValue()));
Add(new Result(ModelDepthResultName, "Depth of the symbolic classification model.", new IntValue()));
RecalculateResults();
}
public SymbolicClassificationSolution(ISymbolicClassificationModel model, IClassificationProblemData problemData)
: base(model, problemData)
{
foreach (var node in model.SymbolicExpressionTree.Root.IterateNodesPrefix().OfType <SymbolicExpressionTreeTopLevelNode>())
{
node.SetGrammar(null);
}
Add(new Result(ModelLengthResultName, "Length of the symbolic classification model.", new IntValue()));
Add(new Result(ModelDepthResultName, "Depth of the symbolic classification model.", new IntValue()));
RecalculateResults();
}
public static double CalculateQualityForImpacts(ISymbolicClassificationModel model, IClassificationProblemData problemData, IEnumerable <int> rows)
{
OnlineCalculatorError errorState;
var dataset = problemData.Dataset;
var targetClassValues = dataset.GetDoubleValues(problemData.TargetVariable, rows);
var originalClassValues = model.GetEstimatedClassValues(dataset, rows);
var qualityForImpactsCalculation = OnlineAccuracyCalculator.Calculate(targetClassValues, originalClassValues, out errorState);
if (errorState != OnlineCalculatorError.None)
{
qualityForImpactsCalculation = 0.0;
}
return(qualityForImpactsCalculation);
}
public static double CalculateQualityForImpacts(ISymbolicClassificationModel model, IClassificationProblemData problemData, IEnumerable<int> rows) {
OnlineCalculatorError errorState;
var dataset = problemData.Dataset;
var targetClassValues = dataset.GetDoubleValues(problemData.TargetVariable, rows);
var originalClassValues = model.GetEstimatedClassValues(dataset, rows);
var qualityForImpactsCalculation = OnlineAccuracyCalculator.Calculate(targetClassValues, originalClassValues, out errorState);
if (errorState != OnlineCalculatorError.None) qualityForImpactsCalculation = 0.0;
return qualityForImpactsCalculation;
}
