Cross Validated
amoeba
  • St. Petersburg ⇨ Freiburg ⇨ London ⇨ Lisboa ⇨ Tübingen
  • Member for 8 years, 3 months
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About

Born but to die, and reas'ning but to err.

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All Questions Answers
Votes Newest
1697
Making sense of principal component analysis, eigenvectors & eigenvalues
Mar 6 '15
587
Relationship between SVD and PCA. How to use SVD to perform PCA?
Jan 20 '15
501
Relationship between SVD and PCA. How to use SVD to perform PCA?
Jan 20 '15
207
What is the difference between a neural network and a deep neural network, and why do the deep ones work better?
Dec 3 '15
206
How to reverse PCA and reconstruct original variables from several principal components?
Aug 9 '16
151
How to reverse PCA and reconstruct original variables from several principal components?
Aug 9 '16
143
At each step of a limiting infinite process, put 10 balls in an urn and remove one at random. How many balls are left?
Nov 25 '17
116
What is the relation between k-means clustering and PCA?
Dec 16 '15
110
ASA discusses limitations of $p$-values - what are the alternatives?
Mar 14 '16
101
Is there any good reason to use PCA instead of EFA? Also, can PCA be a substitute for factor analysis?
Nov 7 '14
Top Meta posts
50
116
34
Are we seeing a dramatic drop in answers per question?
28
Let us merge [mixed], [mixed-effect] and [mixed-model] tags
23
2017 Moderator Election Q&A - Questionnaire
20
Why do some not-particularly-deep questions get SO popular, and is it a problem?
20
$\LaTeX$ macros for expectation, variance and covariance?
Top network posts
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27
Is any unconscious person capable of full splits?
12
Do spinal cord reflexes (such as the knee-jerk reflex) continue to function under general anaesthesia?
8
Do spinal cord reflexes (such as the knee-jerk reflex) continue to function under general anaesthesia?
7
Does a plane curve with polar equation $r=\lambda_1\cos^2\theta+\lambda_2\sin^2\theta$ have a name?
6
Trace of symmetric positive semidefinite matrix when diagonalized (as a bilinear form) in a non-orthogonal basis

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