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math.OC2021
Algorithms based on operator-averaged operators
Miguel Simões
A class of algorithms comprised by certain semismooth Newton and active-set methods is able to solve convex minimization problems involving sparsity-inducing regularizers very rapi…
math.OC2021★ 4 cited
Lasry-Lions Envelopes and Nonconvex Optimization: A Homotopy Approach
Miguel Simões, Andreas Themelis, Panagiotis Patrinos
In large-scale optimization, the presence of nonsmooth and nonconvex terms in a given problem typically makes it hard to solve. A popular approach to address nonsmooth terms in con…