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Valentin Calomme

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9 Questions

Votes Activity Newest Views
8
15
votes
1
answer
11k
views

How many features to sample using Random Forests

statistics random-forest optimization evaluation sampling
Oct 10 '17 at 20:48 Valentin Calomme 4,757
7
8
votes
1
answer
11k
views

Difference between Bernoulli and Multinomial Naive Bayes

naive-bayes-classifier
Feb 14 '18 at 9:12 A. G. 251
 
5
votes
2
answers
126
views

Why is 10 considered the default value for k-fold cross-validation?

machine-learning statistics cross-validation
Jun 13 at 22:52 Valentin Calomme 4,757
1
3
votes
1
answer
134
views

Dimensionality reduction with prior knowledge of colinearity between features

dimensionality-reduction pca tsne
Dec 6 '19 at 15:49 Brian Spiering 11.5k
 
3
votes
3
answers
4k
views

In K-means, what happens if a centroid is never the closest to any point?

clustering k-means
Jul 3 '19 at 3:56 emudria 82
1
1
vote
1
answer
83
views

Can clustering my data first help me learn better classifiers?

classification clustering unsupervised-learning meta-learning ensemble
Oct 2 '17 at 9:51 Jonathan DEKHTIAR 470
 
0
votes
0
answers
20
views

Efficiently estimating the number of clusters in a dataset

clustering efficiency density-estimation
May 28 at 8:21 Valentin Calomme 4,757
 
0
votes
0
answers
28
views

Ranking aggregation - How to select the “best” item out of multiple rankings?

ranking
May 9 '20 at 11:10 Valentin Calomme 4,757
 
-1
votes
1
answer
110
views

Using machine learning to evaluate a random number generator

generative-models
Dec 7 '19 at 11:12 Valentin Calomme 4,757
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