Variance Reduction via Primal-Dual Accelerated Dual Averaging
for Nonsmooth Convex Finite-Sums
Chaobing Song 1 Stephen J. Wright 1 Jelena Diakonikolas 1
Abstract vectors with n typically large; gi : R ! R, i = 1, 2, . . . , n,
be possibly nonsmooth convex loss functions associated
Structured nonsmooth convex finite-sum opti-
with the linear predictor hbi , xi; and ` : Rd ! R ...


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