# 第4章 决策树

### 4.1 基本流程

### 4.2 划分选择

- [4.1](https://github.com/Datawhale18/pumpkin-book/blob/master/Chapter4/chapter4.md)
- [4.2](https://github.com/Datawhale18/pumpkin-book/blob/master/Chapter4/chapter4.md)
- [4.3](https://github.com/Datawhale18/pumpkin-book/blob/master/Chapter4/chapter4.md)
- [4.4](https://github.com/Datawhale18/pumpkin-book/blob/master/Chapter4/chapter4.md)
- [4.5](https://github.com/Datawhale18/pumpkin-book/blob/master/Chapter4/chapter4.md)
- [4.6](https://github.com/Datawhale18/pumpkin-book/blob/master/Chapter4/chapter4.md)

### 4.3 剪支处理
### 4.4 连续与缺失值
- [4.7](https://github.com/Datawhale18/pumpkin-book/blob/master/Chapter4/chapter4.md)
- [4.8](https://github.com/Datawhale18/pumpkin-book/blob/master/Chapter4/chapter4.md)
- [4.9](https://github.com/Datawhale18/pumpkin-book/blob/master/Chapter4/chapter4.md)
- [4.10](https://github.com/Datawhale18/pumpkin-book/blob/master/Chapter4/chapter4.md)
- [4.11](https://github.com/Datawhale18/pumpkin-book/blob/master/Chapter4/chapter4.md)
- [4.12](https://github.com/Datawhale18/pumpkin-book/blob/master/Chapter4/chapter4.md)
### 4.5 多变量决策树