List questions from multivariate-statistical-analysis

Published on 17 Jul 2022 - 16:42

53

Views

CDF of the distance from origin to the hyperplane passing through $d$ i.i.d. points in $\mathbb{R}^d$

Published on 23 Feb 2026 - 10:19

93

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Is this linear regression?

Published on 26 Jul 2022 - 4:22

42

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Minima of a cdf of multivariate normal distribution with respect to a parameter

Published on 05 Aug 2022 - 11:38

26

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Inclusion-exclusion in a set of multivariables

Published on 06 Aug 2022 - 12:52

107

Views

Updating the covariance of bivariate normal after a signal

Published on 09 Aug 2022 - 0:38

44

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Representation of 3d Gaussian as vector of functions of 3iid gaussians.

Published on 25 Aug 2022 - 17:05

35

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Expectation of $||P_VY||^2$

Published on 21 Sep 2022 - 11:14

43

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$X\sim N(\mu,\sigma^2)$, $X'PX$ follows?

Published on 21 Sep 2022 - 12:19

145

Views

Confusion in multivariate Gaussian distribution and circular symmetric complex Gaussian distribution

Published on 01 Nov 2022 - 12:34

22

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Inferenc on factor model with GMM

Published on 05 Nov 2022 - 7:52

260

Views

Why is Hotelling's $T^2 \sim \chi^2_p$ for large $n$?

Published on 01 Dec 2022 - 9:27

26

Views

How to get to this result $ (\mu_2-\mu_1)^{´}V^{-1}\bigl( \frac{\mu_2+\mu_1 }{2}\bigr)=0$ using matrix operations?

Published on 05 Dec 2022 - 11:16

118

Views

Why do normalized gaussian points, with the same magnitudes, create a uniformly random spherical shell?

Published on 04 Jan 2023 - 0:13

69

Views

Why is $\operatorname{Cov}\left[v^TX,v_1^TX\right] = v^T\operatorname{Var}\left(X\right)v_1$?

Published on 11 Jan 2023 - 14:57

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Citation for the result of variance of quadratic form

CDF of the distance from origin to the hyperplane passing through $d$ i.i.d. points in $\mathbb{R}^d$

Is this linear regression?

Minima of a cdf of multivariate normal distribution with respect to a parameter

Inclusion-exclusion in a set of multivariables

Updating the covariance of bivariate normal after a signal

Representation of 3d Gaussian as vector of functions of 3iid gaussians.

Expectation of $||P_VY||^2$

$X\sim N(\mu,\sigma^2)$, $X'PX$ follows?

Confusion in multivariate Gaussian distribution and circular symmetric complex Gaussian distribution

Inferenc on factor model with GMM

Why is Hotelling's $T^2 \sim \chi^2_p$ for large $n$?

How to get to this result $ (\mu_2-\mu_1)^{´}V^{-1}\bigl( \frac{\mu_2+\mu_1 }{2}\bigr)=0$ using matrix operations?

Why do normalized gaussian points, with the same magnitudes, create a uniformly random spherical shell?

Why is $\operatorname{Cov}\left[v^TX,v_1^TX\right] = v^T\operatorname{Var}\left(X\right)v_1$?

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