Question

Derivative of Mahalanobis pairwise distance matrix respect to transformation matrix

score 244 · Answer 1 · 2026-04-09 08:08:12

244

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Derivative of Mahalanobis pairwise distance matrix respect to transformation matrix

Published on 09 Apr 2026 - 8:08

score 91 · Answer 2 · 2026-04-10 07:18:48

91

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Orthogonality leading to a simpler optimization problem (procrustes, Stiefel manifold)

Published on 10 Apr 2026 - 7:18

score 43 · Answer 3 · 2026-04-12 11:20:17

43

Views

How do you call call the operation that takes all possible sums of two elements from two vectors?

Published on 12 Apr 2026 - 11:20

score 70 · Answer 4 · 2026-04-14 16:19:34

70

Views

For a square matrix $X$, do we have that: $\|X\|_2^2=\|X^TX\|_2$, where $\|\cdot\|$ denotes operator norm?

Published on 14 Apr 2026 - 16:19

score 60 · Answer 5 · 2026-04-14 08:27:05

60

Views

Derivative of a 1D function involving matrix inversion

Published on 14 Apr 2026 - 8:27

score 45 · Answer 6 · 2026-04-09 21:32:31

45

Views

About Eigenvalues

Published on 09 Apr 2026 - 21:32

score 271 · Answer 7 · 2026-04-10 06:23:37

271

Views

Can one derive the Hessian as a composition $\nabla \circ \nabla$?

Published on 10 Apr 2026 - 6:23

score 48 · Answer 8 · 2026-04-29 00:51:27

48

Views

Can anyone solve this vector and matrix simultaneous equation?

Published on 29 Apr 2026 - 0:51

score 61 · Answer 9 · 2026-04-16 09:04:57

61

Views

Maximal interval of existence of solution

Published on 16 Apr 2026 - 9:04

score 61 · Answer 10 · 2026-04-15 12:37:14

61

Views

Derivative of an arbitrary long product of matrices with respect to a single variable, where each matrix is dependent on the variable.

Published on 15 Apr 2026 - 12:37

score 466 · Answer 11 · 2026-04-11 05:32:10

466

Views

Solving homogeneous system of linear equation

Published on 11 Apr 2026 - 5:32

score 69 · Answer 12 · 2026-04-16 14:46:17

69

Views

Computing the Jacobian of $\mathbf{x} \mapsto \mathbf{A}\mathbf{x}\mathbf{x}^T\mathbf{A}\mathbf{\dot{x}}$

Published on 16 Apr 2026 - 14:46

score 62 · Answer 13 · 2026-04-15 13:49:20

62

Views

Is there an explicit formula for the derivative of the matrix minor?

Published on 15 Apr 2026 - 13:49

score 262 · Answer 14 · 2026-04-14 01:42:36

262

Views

Relation between a vector $x$, its Vandermonde matrix $V(x)$ and non-linear system of equations

Published on 14 Apr 2026 - 1:42

score 44 · Answer 15 · 2026-04-15 08:01:44

44

Views

Differential map of polar decomposition projector.

Published on 15 Apr 2026 - 8:01

List Question

Derivative of Mahalanobis pairwise distance matrix respect to transformation matrix

Orthogonality leading to a simpler optimization problem (procrustes, Stiefel manifold)

How do you call call the operation that takes all possible sums of two elements from two vectors?

For a square matrix $X$, do we have that: $\|X\|_2^2=\|X^TX\|_2$, where $\|\cdot\|$ denotes operator norm?

Derivative of a 1D function involving matrix inversion

About Eigenvalues

Can one derive the Hessian as a composition $\nabla \circ \nabla$?

Can anyone solve this vector and matrix simultaneous equation?

Maximal interval of existence of solution

Derivative of an arbitrary long product of matrices with respect to a single variable, where each matrix is dependent on the variable.

Solving homogeneous system of linear equation

Computing the Jacobian of $\mathbf{x} \mapsto \mathbf{A}\mathbf{x}\mathbf{x}^T\mathbf{A}\mathbf{\dot{x}}$

Is there an explicit formula for the derivative of the matrix minor?

Relation between a vector $x$, its Vandermonde matrix $V(x)$ and non-linear system of equations

Differential map of polar decomposition projector.

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