List questions from covariance

Published on 23 Apr 2021 - 2:22

17

Views

Is $X_t$ independent with $X_{t+k}^2$?

Published on 12 Mar 2026 - 6:28

216

Views

Find Covariance of $X$ and $Y$ and show whether $X$ and $Y$ are independent.

Published on 24 Apr 2021 - 18:30

75

Views

Pseudo-whitening problem of matrix-based data

Published on 25 Mar 2026 - 16:13

106

Views

Cross covariance matrix and permutations

Published on 25 Apr 2021 - 20:03

87

Views

On independence and normal random variables

Published on 29 Apr 2021 - 7:31

90

Views

Can one factorise a covariance matrix analytically or iteratively?

Published on 29 Apr 2021 - 12:16

61

Views

Variance, covariance in joint probability function?

Published on 29 Apr 2021 - 22:25

562

Views

Show that $E^2(XY) \leq E(X^2)E(Y^2)$.

Published on 30 Apr 2021 - 19:29

33

Views

Maximize $\mathbb{E}_{x}\left\{\|H x\|_{2}^{2}\right\}$ subject to ${trace}\left\{Covariance_{x x}\right\}=\alpha>0 .$

Published on 03 Apr 2026 - 4:18

514

Views

What is the covariance of these Bernoulli variables?

Published on 01 May 2021 - 9:20

52

Views

Matching covariance functions with samples of Gaussian processes

Published on 24 Feb 2026 - 11:39

19

Views

Covariance and Contra-variance w.r.t. row column and inverse change of basis matrix

Published on 04 May 2021 - 21:19

78

Views

Find the joint distribution and covariance with exponential density

Published on 26 Mar 2026 - 14:20

48

Views

Find the $Var(X+Y)$, $f (x,y) = cx^{α−1}(y − x)^{β−1}e^{−y}$

Published on 25 Mar 2026 - 9:28

List Question

How do I solve $Cov(X-Y,X-Y)$?

Is $X_t$ independent with $X_{t+k}^2$?

Find Covariance of $X$ and $Y$ and show whether $X$ and $Y$ are independent.

Pseudo-whitening problem of matrix-based data

Cross covariance matrix and permutations

On independence and normal random variables

Can one factorise a covariance matrix analytically or iteratively?

Variance, covariance in joint probability function?

Show that $E^2(XY) \leq E(X^2)E(Y^2)$.

Maximize $\mathbb{E}_{x}\left\{\|H x\|_{2}^{2}\right\}$ subject to ${trace}\left\{Covariance_{x x}\right\}=\alpha>0 .$

What is the covariance of these Bernoulli variables?

Matching covariance functions with samples of Gaussian processes

Covariance and Contra-variance w.r.t. row column and inverse change of basis matrix

Find the joint distribution and covariance with exponential density

Find the $Var(X+Y)$, $f (x,y) = cx^{α−1}(y − x)^{β−1}e^{−y}$

Trending Questions

Popular # Hahtags

Popular Questions