A paper accepted by IEEE TMC April 29 , 2017 June 8, 2017Taeho Lan Zhang, Taeho Jung, Kebin Liu, Xiang-Yang Li, Xuan Ding, Jiaxi Gu, Yunhao Liu “PIC: Enable Large-scale Privacy Preserving Content-based Image Search on Cloud” IEEE Transactions on Parallel and Distributed Systems (TPDS), 2017