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方差为1和标准差为1是一个概念么？ #89

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SmirkCao opened this issue Jun 18, 2019 · 0 comments

Open

1 of 3 tasks

方差为1和标准差为1是一个概念么？ #89

SmirkCao opened this issue Jun 18, 2019 · 0 comments

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SmirkCao commented Jun 18, 2019

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CH16---主成分分析

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RT，方差为1 和标准差为1是一个概念么？

在规范化这个过程里面，去均值，除以标准差。

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