private StepItemViewModel NextStep(int stepsCount)
{
var result = _population.StepForward(stepsCount);
var nextStep = new StepItemViewModel {
Name = string.Format("Step {0} Population count: {1}", (Steps.Items.Count + 1), _population.Count()),
BestSolution = string.Format("{0}\n val: {1}", result.Function.ToString(), result.FitnesFunctionVal),
MeasuresByDimention = result.MeasuresByDimention
};
BestSolution = nextStep.BestSolution;
BestSolutionTree = result.Function.ExprRoot.CollectTree(n => n.GetChildren(), n => n.ToString());
return(nextStep);
}
private void RedrawStep(StepItemViewModel step)
{
foreach (var plot in Plots)
{
var scatterSeries = plot.Series.FirstOrDefault(s => (s is ScatterSeries) && s.Title != "target");
var points = step.MeasuresByDimention[plot.Title].Select(m => new ScatterPoint(m.TermValues[plot.Title], m.HypothesisFuncResult)).ToList();
var plotData = new List <ScatterPoint>(points);
if (scatterSeries != null)
{
(scatterSeries as ScatterSeries).ItemsSource = plotData;
}
}
var P = Plots;
Plots = null;
this.OnPropertyChanged("Plots");
Plots = P;
this.OnPropertyChanged("Plots");
}