TY - CHAP T1 - Make Some ROOM for the Zeros: Data Sparsity in Secure Distributed Machine Learning AU - Schoppmann, P. AU - Gascón, A. AU - Raykova, M. AU - Pinkas, B. TI - ACM Conference on Computer and Communications Security (CCS '19) PY - 2019 PB - ACM M3 - doi:10.1145/3319535.3339816 UR - https://eprint.iacr.org/2019/281.pdf ER -