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Top Questions
245
votes
What is the difference between linear and affine function?
linear-algebra
affine-geometry
asked Jan 10, 2013 at 16:49
math.stackexchange.com
64
votes
How to derive the ridge regression solution?
regression
least-squares
regularization
ridge-regression
asked Sep 4, 2013 at 15:49
stats.stackexchange.com
56
votes
What is the difference between the forward-backward and Viterbi algorithms?
algorithms
hidden-markov-model
viterbi-algorithm
forward-backward
asked Jul 6, 2012 at 3:46
stats.stackexchange.com
46
votes
Why is logistic regression a linear model?
regression
logistic
terminology
asked Mar 3, 2014 at 17:52
stats.stackexchange.com
37
votes
Why are Gaussian process models called non-parametric?
nonparametric
gaussian-process
asked Dec 27, 2012 at 5:00
stats.stackexchange.com
36
votes
Why is a sample covariance matrix singular when sample size is less than number of variables?
covariance-matrix
linear-algebra
asked Jun 1, 2013 at 23:42
stats.stackexchange.com
26
votes
What is the manifold assumption in semi-supervised learning?
machine-learning
unsupervised-learning
supervised-learning
semi-supervised
manifold-learning
asked Aug 9, 2013 at 14:06
stats.stackexchange.com
25
votes
Change the font size of the formula in libreoffice impress
libreoffice
asked Mar 17, 2014 at 21:35
stackoverflow.com
19
votes
How to perform logistic regression using vowpal wabbit on very imbalanced dataset
classification
logistic-regression
vowpalwabbit
asked Jul 8, 2014 at 14:35
stackoverflow.com
18
votes
Derivation of Soft Thresholding Operator / Proximal Operator of $ {L}_{1} $ Norm
optimization
convex-optimization
proximal-operators
asked Aug 19, 2013 at 16:34
math.stackexchange.com
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