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Ant
  • Member for 8 years, 10 months
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8 answers
178 votes
339k views
143 bookmarks
What is the influence of C in SVMs with linear kernel?
3 answers
162 votes
171k views
123 bookmarks
Gradient Boosting Tree vs Random Forest
5 answers
129 votes
75k views
131 bookmarks
How does a Support Vector Machine (SVM) work?
4 answers
122 votes
49k views
112 bookmarks
Is it possible to have a pair of Gaussian random variables for which the joint distribution is not Gaussian?
20 answers
119 votes
28k views
67 bookmarks
At each step of a limiting infinite process, put 10 balls in an urn and remove one at random. How many balls are left?
12 answers
95 votes
11k views
66 bookmarks
Who Are The Bayesians?
12 answers
74 votes
6k views
51 bookmarks
What are some of the most common misconceptions about linear regression?
4 answers
74 votes
42k views
74 bookmarks
What makes the Gaussian kernel so magical for PCA, and also in general?
2 answers
71 votes
120k views
45 bookmarks
How can an artificial neural network ANN, be used for unsupervised clustering?
7 answers
61 votes
43k views
67 bookmarks
Binary classification with strongly unbalanced classes
6 answers
43 votes
8k views
63 bookmarks
Neural network references (textbooks, online courses) for beginners
7 answers
39 votes
3k views
17 bookmarks
What are the most common biases humans make when collecting or interpreting data?
2 answers
39 votes
13k views
26 bookmarks
Why is mean squared error the cross-entropy between the empirical distribution and a Gaussian model?
2 answers
36 votes
5k views
21 bookmarks
Is this the state of art regression methodology?
1 answer
36 votes
5k views
29 bookmarks
Cross-validation misuse (reporting performance for the best hyperparameter value)
3 answers
27 votes
1k views
4 bookmarks
What is the Bayesian justification for privileging analyses conducted earlier than other analyses?
5 answers
23 votes
4k views
12 bookmarks
Is exploratory data analysis important when doing purely predictive modeling?
4 answers
22 votes
2k views
21 bookmarks
Textbook on the *theory* of neural nets/ML algorithms?
3 answers
20 votes
2k views
10 bookmarks
How can we judge the accuracy of Nate Silver's predictions?
2 answers
17 votes
2k views
2 bookmarks
" all of these data points come from the same distribution." How to test?
7 answers
17 votes
5k views
11 bookmarks
Two envelope problem revisited
4 answers
11 votes
11k views
2 bookmarks
How to deal with gaps/NaNs in time series data when using Matlab for autocorrelation and neural networks?
2 answers
11 votes
5k views
10 bookmarks
Why are exponentiated logistic regression coefficients considered "odds ratios"?
1 answer
10 votes
15k views
5 bookmarks
The product of two lognormal random variables
1 answer
6 votes
2k views
4 bookmarks
KL divergence bounds square of L1 norm
1 answer
5 votes
6k views
4 bookmarks
What is a hypothesis class in SVM?
1 answer
3 votes
2k views
3 bookmarks
Binary classification in imbalanced data
2 answers
3 votes
258 views
1 bookmarks
Independence of events in real-life data