2 citations · 3 across the 3 of their papers we have counts for
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cs.LG2018
Feature selection in weakly coherent matrices
Stephane Chretien, Zhen-Wai Olivier Ho
A problem of paramount importance in both pure (Restricted Invertibility problem) and applied mathematics (Feature extraction) is the one of selecting a submatrix of a given matrix…
math.ST2018
Average performance analysis of the stochastic gradient method for online PCA
Stephane Chretien, Christophe Guyeux, Zhen-Wai Olivier HO
This paper studies the complexity of the stochastic gradient algorithm for PCA when the data are observed in a streaming setting. We also propose an online approach for selecting t…