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笔记纠错 #51

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alexsunrise opened this issue Jul 12, 2019 · 1 comment
Open

笔记纠错 #51

alexsunrise opened this issue Jul 12, 2019 · 1 comment

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@alexsunrise
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6.1 分类问题
我们将因变量(dependent variable)可能属于的两个类分别称为负向类(negative class)
和正向类(positive class)

在医学上,negative是阴性,positive是阳性。阴性表示良性(Benign),阳性表示恶性(Malignant)
更正:阴性类(negative class)和阳性类(positive class)

@fengdu78
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原视频是这样写的,跟医学上说法确实有点不一样。机器学习大致都是这么写的:好的属于正类,坏的属于负类。

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