Fast Stochastic Bregman Gradient Methods:
                 Sharp Analysis and Variance Reduction

             Radu-Alexandru Dragomir * 1 2 Mathieu Even * 2 3 Hadrien Hendrikx * 2 3

              Abstract                 goal is to recover an unknown signal from a large number
                                   of noisy observations. First-order methods are often very
    We study the problem of minimizing a relatively-
                                   efficient for solving problems such as  ...