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Merge pull request #35 from datawhalechina/add-high-res-img
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customize figs
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@zhimin-z
zhimin-z authored May 27, 2024
2 parents 3b17972 + 57a4972 commit a59245b
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4 changes: 2 additions & 2 deletions docs/chapter3/chapter3.md
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Expand Up @@ -64,15 +64,15 @@ $$

这里用 $R^2$ 空间的示例进一步介绍打散的概念，以二维空间 $R^2$ 来说，一条任意的直线 $w_1x_1+w_2x_2+b=0$ 对于任意的三个点实现的对分（二分类）的所有情形如下：

![shattering](imgs/shattering.png)
![shattering](imgs/shattering.jpg)

可以发现，使用二维平面 $R^2$ 中的一条直线 $sign(wx+b)$ 可以实现三点的所有对分。

同样，考察四个点的情况，发现直线 $sign(wx+b)$ 并不能够实现对任意四点的对分。

例如，异或（XOR）问题：

![xor](imgs/xor.png)
![xor](imgs/xor.jpg)



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222 changes: 222 additions & 0 deletions img.drawio
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