private void CountErrorInQualitativeRules(List <Rule> rules, Data[] elements)
{
for (int i = 0; i < rules.Count; i++)
{
Data[] left = null, right = null;
GeneralMethods.DivideSampleByQualitiveRule(out left, out right, elements,
rules[i].Rules, rules[i].IndexOfArgument);
rules[i].Error = GeneralMethods.CountError(left);
rules[i].Error += GeneralMethods.CountError(right);
}
}
private void AddChildren(DecisionTreeNode node) //add new nodes to the tree
{
Data[] left = null, right = null;
if (node.Rule.IsQualitative)
{
GeneralMethods.DivideSampleByQualitiveRule(out left, out right, node.Elements,
node.Rule.Rules, node.Rule.IndexOfArgument);
}
else
{
GeneralMethods.DivideSampleByNotQualitiveRule(out left, out right, node.Elements,
node.Rule.Rules[0], node.Rule.IndexOfArgument);
}
node.LeftChild = new DecisionTreeNode(left, true);
node.RightChild = new DecisionTreeNode(right, false);
}
