We call those class labels as majority class leaf nodes whose percentage of any class distribution is large than the assumed threshold value.

• 即当一个叶子节点的类别分布中某一个类别分布大于指定的阈值时(如0.；51)，我们就把这个类别称为大多数类，相应的叶子节点就称为大多数类叶子节点，其它的类别称为少数类。