Communication-Efficient Distributed SVD via Local Power Iterations

                 Xiang Li 1 Shusen Wang 2 Kun Chen 1 Zhihua Zhang 1

              Abstract                 When either n or d is big, the data matrix A ∈ Rn×d may
   We study distributed computing of the truncated        not fit in the memory, making standard single-machine algo-
   singular value decomposition problem. We de-          rithms infeasible. A distributed power iteration is feasible
   velop an algorithm that we ca ...