368 citations · 1.4k across the 51 of their papers we have counts for
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math.OC2014★ 34 cited
A globally convergent algorithm for nonconvex optimization based on block coordinate update
Yangyang Xu, Wotao Yin
Nonconvex optimization problems arise in many areas of computational science and engineering and are (approximately) solved by a variety of algorithms. Existing algorithms usually…
math.OC2014★ 5 cited
Block stochastic gradient iteration for convex and nonconvex optimization
Yangyang Xu, Wotao Yin
The stochastic gradient (SG) method can minimize an objective function composed of a large number of differentiable functions, or solve a stochastic optimization problem, to a mode…
math.OC2014★ 21 cited
Sparse Bilinear Logistic Regression
Jianing V. Shi, Yangyang Xu, Richard G. Baraniuk
In this paper, we introduce the concept of sparse bilinear logistic regression for decision problems involving explanatory variables that are two-dimensional matrices. Such problem…