Near-Optimal Entrywise Anomaly Detection for
             Low-Rank Matrices with Sub-Exponential Noise

                    Vivek F. Farias 1 Andrew A. Li 2 Tianyi Peng 3

             Abstract                  some subset of matrix entries . The anomaly detection
                                   problem concerns identifying the support of A simply from
    We study the problem of identifying anomalies in       this observation.
    a low-rank matrix observed with sub-exponential
    noise, m ...