w********r 发帖数: 290 | 1 X (n by 1) follows a multivariate normal distribution, i.e.,
X ~ N(mu, Sigma). mu is n by 1, Sigma is n by n.
What is
E(X|X_{sub}=A)?
where the index 'sub' (m by 1) is a subset of {1,2,..,n}, A is m by 1, 1 <=
m < n. | e**********m 发帖数: 1960 | 2 google conditional multivariate normal distribution?
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【在 w********r 的大作中提到】 : X (n by 1) follows a multivariate normal distribution, i.e., : X ~ N(mu, Sigma). mu is n by 1, Sigma is n by n. : What is : E(X|X_{sub}=A)? : where the index 'sub' (m by 1) is a subset of {1,2,..,n}, A is m by 1, 1 <= : m < n.
| w********r 发帖数: 290 | 3 谢谢啦,通过google找到reference啦!不好意思 问如此trial的问题 |
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