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math.OC2025
On the convergence rate of the Douglas-Rachford splitting algorithm
Hadi Abbaszadehpeivasti, Moslem Zamani
This work is concerned with the convergence rate analysis of the Douglas-Rachford splitting (DRS) method for finding a zero of the sum of two maximally monotone operators. We obtai…
math.OC2025
Are Convex Optimization Curves Convex?
Guy Barzilai, Ohad Shamir, Moslem Zamani
In this paper, we study when we might expect the optimization curve induced by gradient descent to be \emph{convex} -- precluding, for example, an initial plateau followed by a sha…