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README.md

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 | 前言 | [@小瑶](https://github.com/chenyyx) | [@小瑶](https://github.com/chenyyx) |
 | **第一部分 机器学习基础** | - |
-| 一、机器学习概览 | [@SeanCheney](https://www.jianshu.com/u/130f76596b02) | [@Lisanaaa](https://github.com/Lisanaaa) [@飞龙](https://github.com/wizardforcel) [@yanmengk](https://github.com/yanmengk) |
+| 一、机器学习概览 | [@SeanCheney](https://www.jianshu.com/u/130f76596b02) | [@Lisanaaa](https://github.com/Lisanaaa) [@飞龙](https://github.com/wizardforcel) [@yanmengk](https://github.com/yanmengk) [@Liu Shangfeng](https://github.com/codershangfeng) |
 | 二、一个完整的机器学习项目 | [@SeanCheney](https://www.jianshu.com/u/130f76596b02) | [@Lisanaaa](https://github.com/Lisanaaa) [@飞龙](https://github.com/wizardforcel) [@PeterHo](https://github.com/PeterHo) |
 | 三、分类 | [@时间魔术师](https://github.com/hewind1992) | [@Lisanaaa](https://github.com/Lisanaaa) [@飞龙](https://github.com/wizardforcel) [@ZTFrom1994](https://github.com/ZTFrom1994) |
 | 四、训练模型 | [@C-PIG](https://github.com/C-PIG) | [@PeterHo](https://github.com/PeterHo) [@飞龙](https://github.com/wizardforcel) |
-| 五、支持向量机 | [@QiaoXie](https://github.com/QiaoXie) | [@飞龙](https://github.com/wizardforcel) [@PeterHo](https://github.com/PeterHo) |
+| 五、支持向量机 | [@QiaoXie](https://github.com/QiaoXie) | [@飞龙](https://github.com/wizardforcel) [@PeterHo](https://github.com/PeterHo) [@yanmengk](https://github.com/yanmengk) |
 | 六、决策树 | [*@Lisanaaa*](https://github.com/Lisanaaa) |
 | 七、集成学习和随机森林 | [@friedhelm739](https://github.com/friedhelm739) | [@飞龙](https://github.com/wizardforcel) [@PeterHo](https://github.com/PeterHo) [@yanmengk](https://github.com/yanmengk) |
 | 八、降维 | [@loveSnowBest](https://github.com/zehuichen123) | [@飞龙](https://github.com/wizardforcel) [@PeterHo](https://github.com/PeterHo) |