36 citations · 37 across the 4 of their papers we have counts for
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math.OC2018
Structured Sparsity Promoting Functions
Lixin Shen, Bruce W. Suter, Erin E. Tripp
Motivated by the minimax concave penalty based variable selection in high-dimensional linear regression, we introduce a simple scheme to construct structured semiconvex sparsity pr…
math.NA2018
Sparse tensor recovery via N-mode FISTA with support augmentation
Ashley Prater-Bennette, Lixin Shen
A common approach for performing sparse tensor recovery is to use an N-mode FISTA method. However, this approach may fail in some cases by missing some values in the true support o…