Question

Cosine similarity seems to depend on magnitude? Unexpected observations in Word2Vec word embedding vectors.

score 160 · Answer 1 · 2026-04-12 22:52:53

160

Views

Cosine similarity seems to depend on magnitude? Unexpected observations in Word2Vec word embedding vectors.

Published on 12 Apr 2026 - 22:52

score 45 · Answer 2 · 2026-04-12 03:24:32

45

Views

Why is a relationship between $d\mathbf{s}$ and $d\mathbf{S}$ true?

Published on 12 Apr 2026 - 3:24

score 170 · Answer 3 · 2026-04-12 20:18:08

170

Views

Clarification on the Interpretation of Gradient Vectors

Published on 12 Apr 2026 - 20:18

score 42 · Answer 4 · 2026-03-28 05:59:30

42

Views

Volume integral of $f(|\mathbf{x}_1-\mathbf{x}_2|)$

Published on 28 Mar 2026 - 5:59

score 37 · Answer 5 · 2026-03-27 15:59:40

37

Views

Inverse of gradient of divergence, in two-dimensions?

Published on 27 Mar 2026 - 15:59

score 44 · Answer 6 · 2026-04-03 02:56:32

44

Views

Showing that gradient vector field has no closed curves

Published on 03 Apr 2026 - 2:56

score 35 · Answer 7 · 2023-11-21 04:09:48

35

Views

Can you prove that $D_\mathbf{u}(D_\mathbf{u}f)+D_\mathbf{v}(D_\mathbf{v}f)=0$ using a different method from solution manual

Published on 21 Nov 2023 - 4:09

score 14 · Answer 8 · 2026-04-12 22:55:40

14

Views

Meaning of this expression for Vectors

Published on 12 Apr 2026 - 22:55

score 36 · Answer 9 · 2026-04-12 22:30:05

36

Views

Prove that in any conservative vector field $\frac{\partial F_x}{\partial y} = \frac{\partial F_y}{\partial x}$

Published on 12 Apr 2026 - 22:30

score 86 · Answer 10 · 2026-03-26 19:19:01

86

Views

How to prove that $\vec{\nabla}\times\vec{\nabla}\times(e^{i\vec{k}\cdot\vec{x}}\vec{\omega})=k^2(e^{i\vec{k}\cdot\vec{x}}\vec{\omega})$

Published on 26 Mar 2026 - 19:19

score 31 · Answer 11 · 2026-03-30 11:38:45

31

Views

Can the Laplacian be non-zero over a surface (and not just a curve)?

Published on 30 Mar 2026 - 11:38

score 49 · Answer 12 · 2026-04-11 04:33:27

49

Views

Is there a simple term for a function defined "everywhere we need"?

Published on 11 Apr 2026 - 4:33

score 25 · Answer 13 · 2023-11-24 18:36:53

25

Views

Relationship between the line with gradient -1 and (-1/3) issue with tan(theta)=m argument - PLEASE HELP!

Published on 24 Nov 2023 - 18:36

score 57 · Answer 14 · 2026-03-27 13:19:29

57

Views

Find the points of minimum and maximum curvature

Published on 27 Mar 2026 - 13:19

score 173 · Answer 15 · 2026-04-12 06:56:52

173

Views

Is a vector field irrotational iff its Jacobian is symmetric?

Published on 12 Apr 2026 - 6:56

List Question

Cosine similarity seems to depend on magnitude? Unexpected observations in Word2Vec word embedding vectors.

Why is a relationship between $d\mathbf{s}$ and $d\mathbf{S}$ true?

Clarification on the Interpretation of Gradient Vectors

Volume integral of $f(|\mathbf{x}_1-\mathbf{x}_2|)$

Inverse of gradient of divergence, in two-dimensions?

Showing that gradient vector field has no closed curves

Can you prove that $D_\mathbf{u}(D_\mathbf{u}f)+D_\mathbf{v}(D_\mathbf{v}f)=0$ using a different method from solution manual

Meaning of this expression for Vectors

Prove that in any conservative vector field $\frac{\partial F_x}{\partial y} = \frac{\partial F_y}{\partial x}$

How to prove that $\vec{\nabla}\times\vec{\nabla}\times(e^{i\vec{k}\cdot\vec{x}}\vec{\omega})=k^2(e^{i\vec{k}\cdot\vec{x}}\vec{\omega})$

Can the Laplacian be non-zero over a surface (and not just a curve)?

Is there a simple term for a function defined "everywhere we need"?

Relationship between the line with gradient -1 and (-1/3) issue with tan(theta)=m argument - PLEASE HELP!

Find the points of minimum and maximum curvature

Is a vector field irrotational iff its Jacobian is symmetric?

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