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分类 - week 3
week 3
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2017-09-08 22:44:37
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1.logistic regression(classification) 采用之前的肿瘤问题如下图所示: ![](https://leanote.com/api/file/getImage?fileId=5979352bab64414c1600032d) 此时若采用线性回归,以线性的hypothesis拟合,当最右边的training sample加入的时候曲线会明显的右偏,导致拟合效
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