Add. Mathematical understanding

pull/2/head
benjas 4 years ago
parent 08202a296a
commit 87b60e7c26

@ -67,9 +67,27 @@ Mathmetical
![1618414502850](assets/1618414502850.png)
> 朴素贝叶斯的“朴素”原因是因为这里假设它们都是相互独立的。
![1618414581449](assets/1618414581449.png)
![1618414592721](assets/1618414592721.png)
### 参数估计
Mathematical understanding
![1618496995830](assets/1618496995830.png)
![1618497005325](assets/1618497005325.png)
> 其中I(yi = Ck) 这里的是指示函数如果yi属于当前类别则计1否则0
![1618497151734](assets/1618497151734.png)
![1618497157923](assets/1618497157923.png)

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