Does it exist feature selection/reduction techniques in $O(n \cdot d)$?

Asked Sep 22 '18 at 21:10

Active Sep 23 '18 at 07:13

Viewed 21 times

I'm curious to know if feature selection and/or feature reduction techniques exist, which are linear on number of data $n$ and on number of dimensions $d$.

References and source code are very welcome.

edited Sep 23 '18 at 07:13

Djib2011

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asked Sep 22 '18 at 21:10

KyBe

Does it exist feature selection/reduction techniques in $O(n \cdot d)$?

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