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local linear convergence (1) step size selection (1) non-smooth convex function (1) graph total variation (1) active set (1) self-concordant function (1) proximal algorithm (1) proximal operator (1) convex optimization (1)

Papers

Optimization of Graph Total Variation via Active-Set-based Combinatorial Reconditioning AISTATS 2020 Composite Self-Concordant Minimization JMLR 2015