public override void Train()
{
// 1. Discretize training instances and fill in intervalBoundaries
for (int i = 0; i < TrainingInstances.Count; i++)
{
foreach (Feature feature in TrainingInstances[i].Features.Where(f => f.ValueType == ValueType.Discrete))
{
TrainingInstances[i][feature.Name].ValueDiscretized = feature.Value;
}
}
foreach (string featureName in TrainingInstances.First().Features.Where(f => f.ValueType == ValueType.Continuous).Select(f => f.Name))
{
List <(Instance instance, double featureValue)> featureValues = new List <(Instance, double)>();
foreach (Instance instance in TrainingInstances)
{
featureValues.Add((instance, instance[featureName].Value));
