13 citations · 40 across the 6 of their papers we have counts for
Showing math.PRShow all
2 papers · 1 filter
math.PR2020★ 8 cited
Free Energy Wells and Overlap Gap Property in Sparse PCA
Gérard Ben Arous, Alexander S. Wein, Ilias Zadik
We study a variant of the sparse PCA (principal component analysis) problem in the "hard" regime, where the inference task is possible yet no polynomial-time algorithm is known to…
math.PR2017
Statistical limits of spiked tensor models
Amelia Perry, Alexander S. Wein, Afonso S. Bandeira
We study the statistical limits of both detecting and estimating a rank-one deformation of a symmetric random Gaussian tensor. We establish upper and lower bounds on the critical s…