Question

Why does least-squares need regularization?

score 267 · Answer 1 · 2026-03-27 06:06:41

267

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Why does least-squares need regularization?

Published on 27 Mar 2026 - 6:06

score 61 · Answer 2 · 2022-05-25 07:23:25

61

Views

efficiency of estimator, $\overline{\frac{1}{X^2}}$ vs $\frac{1}{\overline{X}^2}$ vs $\frac{1}{\overline{X^2}}$

Published on 25 May 2022 - 7:23

score 96 · Answer 3 · 2026-03-27 06:07:26

96

Views

Why does the Lasso only select only $n$ variables if $p \gg n$

Published on 27 Mar 2026 - 6:07

score 117 · Answer 4 · 2022-05-27 10:14:13

117

Views

Simple linear regression without intercept finding estimator for Beta in a matrix form: $\beta = \dfrac{x^{T}}{\left\|x \right\|^{2}}y$

Published on 27 May 2022 - 10:14

score 124 · Answer 5 · 2026-03-29 07:31:24

124

Views

Can you modify a neural network in some way to produce a linear regression equation for the same input variables?

Published on 29 Mar 2026 - 7:31

score 684 · Answer 6 · 2022-05-31 15:46:05

684

Views

How to find $s_{xx}, s_{xy}$ from linear estimate

Published on 31 May 2022 - 15:46

score 315 · Answer 7 · 2022-06-04 07:04:50

315

Views

How do I linearize $Y=A+Be^{CX}$

Published on 04 Jun 2022 - 7:04

score 29 · Answer 8 · 2022-06-18 16:32:26

29

Views

Showing that the noncentered model can be written in centered form

Published on 18 Jun 2022 - 16:32

score 33 · Answer 9 · 2022-06-20 18:03:47

33

Views

Understanding $\mathbf{\chi^2(k+1, \lambda_1)}$ and $\mathbf{\chi^2(n-k-1)}$

Published on 20 Jun 2022 - 18:03

score 25 · Answer 10 · 2022-06-21 09:28:57

25

Views

How does coefficient of correlation differ from coefficient of determination?

Published on 21 Jun 2022 - 9:28

score 49 · Answer 11 · 2026-03-18 03:40:31

49

Views

Estimation of regression coefficient in rank deficient case

Published on 18 Mar 2026 - 3:40

score 69 · Answer 12 · 2022-06-22 18:29:16

69

Views

Missing Values in a Dataset for Multiple Regression

Published on 22 Jun 2022 - 18:29

score 53 · Answer 13 · 2026-03-27 04:14:53

53

Views

Normal equations for logistic regression

Published on 27 Mar 2026 - 4:14

score 126 · Answer 14 · 2022-07-04 19:09:53

126

Views

Why does polynomial regression yield worse results if you increase the order by too much?

Published on 04 Jul 2022 - 19:09

score 36 · Answer 15 · 2026-03-29 20:20:52

36

Views

How do I find the error of a curve rather than points.

Published on 29 Mar 2026 - 20:20

List Question

Why does least-squares need regularization?

efficiency of estimator, $\overline{\frac{1}{X^2}}$ vs $\frac{1}{\overline{X}^2}$ vs $\frac{1}{\overline{X^2}}$

Why does the Lasso only select only $n$ variables if $p \gg n$

Simple linear regression without intercept finding estimator for Beta in a matrix form: $\beta = \dfrac{x^{T}}{\left\|x \right\|^{2}}y$

Can you modify a neural network in some way to produce a linear regression equation for the same input variables?

How to find $s_{xx}, s_{xy}$ from linear estimate

How do I linearize $Y=A+Be^{CX}$

Showing that the noncentered model can be written in centered form

Understanding $\mathbf{\chi^2(k+1, \lambda_1)}$ and $\mathbf{\chi^2(n-k-1)}$

How does coefficient of correlation differ from coefficient of determination?

Estimation of regression coefficient in rank deficient case

Missing Values in a Dataset for Multiple Regression

Normal equations for logistic regression

Why does polynomial regression yield worse results if you increase the order by too much?

How do I find the error of a curve rather than points.

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