Question

Is there a nice matrix expression for the gradient of the cross-entropy for multinomial logistic regression?

score 110 · Answer 1 · 2026-05-02 23:50:28

110

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Is there a nice matrix expression for the gradient of the cross-entropy for multinomial logistic regression?

Published on 02 May 2026 - 23:50

score 1.4k · Answer 2 · 2026-04-16 03:24:35

1.4k

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Solving a linear program with (sub) gradient descent

Published on 16 Apr 2026 - 3:24

score 640 · Answer 3 · 2026-04-14 19:05:19

640

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Selecting the Step-length in Coordinate Descent?

Published on 14 Apr 2026 - 19:05

score 131 · Answer 4 · 2026-04-16 12:31:29

131

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Gradient descent - contour map

Published on 16 Apr 2026 - 12:31

score 472 · Answer 5 · 2026-03-25 09:29:58

472

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For what class of functions is steepest descent guaranteed to converge in finite number of iterations?

Published on 25 Mar 2026 - 9:29

score 67 · Answer 6 · 2026-04-13 02:32:59

67

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choosing optimal scalar in gradient descent algorithm

Published on 13 Apr 2026 - 2:32

score 157 · Answer 7 · 2026-04-14 00:38:42

157

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Is this Gradient Descent method or something else?

Published on 14 Apr 2026 - 0:38

score 146 · Answer 8 · 2026-04-16 03:47:13

146

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Is the greatest descent direction exactly - the greatest ascent direction?

Published on 16 Apr 2026 - 3:47

score 270 · Answer 9 · 2026-03-25 11:04:48

270

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How to prove that Leven Marquardt always results in a descent direction (Proof verification)?

Published on 25 Mar 2026 - 11:04

score 1k · Answer 10 · 2026-03-25 11:02:26

1k

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Convergence to local minimum of gradient descent with exact line search for $C^1$ function

Published on 25 Mar 2026 - 11:02

score 240 · Answer 11 · 2026-03-25 09:33:20

240

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How to run gradient descent algorithm when parameter space is constrained?

Published on 25 Mar 2026 - 9:33

score 141 · Answer 12 · 2026-04-15 23:21:13

141

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Prove existance of positive step size for descent direction

Published on 15 Apr 2026 - 23:21

score 328 · Answer 13 · 2026-03-25 10:55:41

328

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Convergence rate (to a local minimum) of gradient descent for a $C^3$ function

Published on 25 Mar 2026 - 10:55

score 1.2k · Answer 14 · 2026-04-09 09:10:49

1.2k

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Coordinate Lipschitz constant vs standard Lipschitz constant

Published on 09 Apr 2026 - 9:10

score 2k · Answer 15 · 2026-04-16 08:00:35

2k

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Why transpose in gradient descent?

Published on 16 Apr 2026 - 8:00

List Question

Is there a nice matrix expression for the gradient of the cross-entropy for multinomial logistic regression?

Solving a linear program with (sub) gradient descent

Selecting the Step-length in Coordinate Descent?

Gradient descent - contour map

For what class of functions is steepest descent guaranteed to converge in finite number of iterations?

choosing optimal scalar in gradient descent algorithm

Is this Gradient Descent method or something else?

Is the greatest descent direction exactly - the greatest ascent direction?

How to prove that Leven Marquardt always results in a descent direction (Proof verification)?

Convergence to local minimum of gradient descent with exact line search for $C^1$ function

How to run gradient descent algorithm when parameter space is constrained?

Prove existance of positive step size for descent direction

Convergence rate (to a local minimum) of gradient descent for a $C^3$ function

Coordinate Lipschitz constant vs standard Lipschitz constant

Why transpose in gradient descent?

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