List questions from projection-matrices

Published on 26 Mar 2026 - 12:35

2.3k

Views

Roles of $\bf A^TA$ ($\text {A transpose A}$) matrices in orthogonal projection

Published on 07 Sep 2016 - 22:32

9.5k

Views

Covariance of y-hat and y, $\mathrm{cov}(\hat{Y},Y)$ with unrestricted (non-spherical) error variance

Published on 08 Sep 2016 - 19:56

161

Views

The relation $\preceq$ on $P_{\infty}(A)$

Published on 13 Sep 2016 - 5:32

7.1k

Views

Properties of symmetric projection matrices

Published on 27 Mar 2026 - 2:39

566

Views

Eigen decomposition of a particular projection matrix

Published on 26 Sep 2016 - 19:58

242

Views

Normal matrices and projections

Published on 01 Oct 2016 - 21:26

464

Views

The $C^*$-algebra generated by two projections

Published on 25 Mar 2026 - 18:52

1.6k

Views

Sum of Orthogonal projection operator in closed subspace M,N of Hilbert is Projection operator on sum of two subspaces iff M and N are orthogonals

Published on 07 Oct 2016 - 3:38

6.9k

Views

Proving a given formula for projection matrix

Published on 11 Oct 2016 - 10:32

93

Views

How to recognize linear transformations and projections from matrix operator

Published on 27 Mar 2026 - 5:36

269

Views

What is the rank of $\alpha I + \beta P$ with $P^2=P$ and $\alpha,\beta>0$?

Published on 23 Oct 2016 - 15:47

546

Views

How to prove that the product of two projection matrices is zero?

Published on 28 Oct 2016 - 7:26

150

Views

If $H^2 = H^3$ and H is self-adjoint, prove that H is a projection matrix

Published on 04 Nov 2016 - 4:42

2.3k

Views

Projection matrix for the projection onto the nullspace

Published on 14 Nov 2016 - 21:26

List Question

Alternatives to pseudoinverse for non-square system

Roles of $\bf A^TA$ ($\text {A transpose A}$) matrices in orthogonal projection

Covariance of y-hat and y, $\mathrm{cov}(\hat{Y},Y)$ with unrestricted (non-spherical) error variance

The relation $\preceq$ on $P_{\infty}(A)$

Properties of symmetric projection matrices

Eigen decomposition of a particular projection matrix

Normal matrices and projections

The $C^*$-algebra generated by two projections

Sum of Orthogonal projection operator in closed subspace M,N of Hilbert is Projection operator on sum of two subspaces iff M and N are orthogonals

Proving a given formula for projection matrix

How to recognize linear transformations and projections from matrix operator

What is the rank of $\alpha I + \beta P$ with $P^2=P$ and $\alpha,\beta>0$?

How to prove that the product of two projection matrices is zero?

If $H^2 = H^3$ and H is self-adjoint, prove that H is a projection matrix

Projection matrix for the projection onto the nullspace

Trending Questions

Popular # Hahtags

Popular Questions