- 决策树，decision tree
- 分而治之，divide-and-conquer
- 纯度，purity
- 信息熵，information entropy
- 信息增益，information gain
- 增益率，gain ratio
- 固有值，intrinsic value
- 基尼指数，gini index
- CART决策树，classification and regression tree
- 剪枝，pruning
- 预剪枝，prepruning
- 后剪枝，postpruning
- 二分法，bi-partition
- 轴平行，axis-parallel
- 多变量决策树，multivariate decision tree
- 感知机树，perceptron tree
- 增量学习，incremental learning
