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关于视频中马尔科夫毯推导的请教 #23

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BugApe opened this issue Dec 17, 2020 · 0 comments

BugApe commented Dec 17, 2020 •

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您好。
视频中说，分母中同Xi无关的部分都被约掉。不太明白分母中Xi子节点部分是怎么约掉的，即使没有了Xi也还有其他父节点呀。详见图1。
另外pdf中关于这一部分的公式（图2）是不是写错了？

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