List questions from projection

Published on 26 Apr 2021 - 18:13

83

Views

Show that $\|\pi_c(y)-x\|_2^2 + \|\pi_c(y)-y\|_2^2 \leq \|x-y\|^2$, $\forall x$ in closed convex set $C$

Published on 27 Apr 2021 - 3:07

147

Views

An approach to handle an orthogonal projection onto a nonconvex set

Published on 29 Mar 2026 - 18:32

379

Views

Orthogonal decomposition of a vector

Published on 26 Mar 2026 - 9:37

50

Views

If $Q \subseteq \mathbb{R}^{n-1}$ is the projection of the set $P \subseteq \mathbb{R}^n$, are $Q$ and $P$ the same set except for 1 dimension?

Published on 30 Apr 2021 - 21:57

195

Views

Sequence of Nested Projections in an arbitrary Normed Linear Space Converges to the Identity

Published on 01 May 2021 - 6:03

95

Views

Alternating Projection Algorithm for two sets with empty intersection

Published on 01 May 2021 - 16:24

149

Views

Does an Orthogonal Projection map a basis of the space to a spanning set of the its subspace for a Hilbert Space?

Published on 02 May 2021 - 20:53

436

Views

Calculate 3D Rectangle from 4 projected points on screen

Published on 03 May 2021 - 15:13

100

Views

Projecting onto the space of Upper-Triangular-ish Matrices

Published on 26 Mar 2026 - 4:51

129

Views

Projection operators onto convex subset decomposition

Published on 05 May 2021 - 16:40

200

Views

Sequences of orthogonal projection in bounded Hilbert space

Published on 08 May 2021 - 13:37

36

Views

Hyperplane Reflection

Published on 27 Mar 2026 - 16:53

19

Views

Calculate the field of view of a camera (draw a pyramid) get 4 edge vectors

Published on 24 Mar 2026 - 19:01

46

Views

Projection Linear Transformations

Published on 18 May 2021 - 1:19

List Question

Showing existence of a projective

Show that $\|\pi_c(y)-x\|_2^2 + \|\pi_c(y)-y\|_2^2 \leq \|x-y\|^2$, $\forall x$ in closed convex set $C$

An approach to handle an orthogonal projection onto a nonconvex set

Orthogonal decomposition of a vector

If $Q \subseteq \mathbb{R}^{n-1}$ is the projection of the set $P \subseteq \mathbb{R}^n$, are $Q$ and $P$ the same set except for 1 dimension?

Sequence of Nested Projections in an arbitrary Normed Linear Space Converges to the Identity

Alternating Projection Algorithm for two sets with empty intersection

Does an Orthogonal Projection map a basis of the space to a spanning set of the its subspace for a Hilbert Space?

Calculate 3D Rectangle from 4 projected points on screen

Projecting onto the space of Upper-Triangular-ish Matrices

Projection operators onto convex subset decomposition

Sequences of orthogonal projection in bounded Hilbert space

Hyperplane Reflection

Calculate the field of view of a camera (draw a pyramid) get 4 edge vectors

Projection Linear Transformations

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