List questions from projection

Published on 22 Feb 2019 - 11:18

87

Views

Orthogonal projection of a vector on a linear subspace

Published on 04 Mar 2019 - 4:34

275

Views

Orthogonal decomposition with a special inner product

Published on 05 Mar 2019 - 11:18

62

Views

How to prove $||P_\Omega(v)-P_\Omega(u)|| \le ||v-u||, \forall u,v \in \mathbb{R}^n$?

Published on 12 Mar 2019 - 4:00

1.2k

Views

Maximize inner product subject to constraint

Published on 13 Mar 2019 - 8:15

87

Views

Free probability and projections

Published on 14 Mar 2019 - 9:31

417

Views

Let $A$ be an operator, such that $A^{\dagger}A$ is a projector. Show that $AA^{\dagger}$ is also a projector

Published on 15 Mar 2019 - 23:25

76

Views

Independent projections

Published on 16 Mar 2019 - 12:49

596

Views

$PQ \; \text{orthogonal projection} \; \Leftrightarrow PQ = QP$

Published on 17 Mar 2019 - 8:59

291

Views

Defining a kind of "projection of a measure" in a precise way

Published on 17 Mar 2019 - 12:29

182

Views

General equation for projection of regular grid onto a line?

Published on 17 Mar 2019 - 17:29

180

Views

$PQ = 0 \Leftrightarrow P(H) \bot Q(H)$ if $H$ is Hilbert and $P,Q$ orthogonal projections.

Published on 17 Mar 2019 - 20:56

4.1k

Views

Covariance matrix and projection

Published on 18 Mar 2019 - 0:10

145

Views

Does the closest point on a subset change continuously?

Published on 18 Mar 2019 - 18:17

227

Views

Projecting a selection of points from a regular 2D grid onto a line

Published on 20 Mar 2019 - 16:36

List Question

Projected gradient descent with matrices

Orthogonal projection of a vector on a linear subspace

Orthogonal decomposition with a special inner product

How to prove $||P_\Omega(v)-P_\Omega(u)|| \le ||v-u||, \forall u,v \in \mathbb{R}^n$?

Maximize inner product subject to constraint

Free probability and projections

Let $A$ be an operator, such that $A^{\dagger}A$ is a projector. Show that $AA^{\dagger}$ is also a projector

Independent projections

$PQ \; \text{orthogonal projection} \; \Leftrightarrow PQ = QP$

Defining a kind of "projection of a measure" in a precise way

General equation for projection of regular grid onto a line?

$PQ = 0 \Leftrightarrow P(H) \bot Q(H)$ if $H$ is Hilbert and $P,Q$ orthogonal projections.

Covariance matrix and projection

Does the closest point on a subset change continuously?

Projecting a selection of points from a regular 2D grid onto a line

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