Mitigating Privacy Vulnerability Caused by Map Asymmetry. - Ryota Hiraishi; Masatoshi Yoshikawa; Shun Takagi; Yang Cao 011; Sumio Fujita; Hidehito Gomi (DBSec, 2022)

Mechanisms to Address Different Privacy Requirements for Users and Locations. - Ryota Hiraishi; Masatoshi Yoshikawa; Yang Cao 011; Sumio Fujita; Hidehito Gomi (IEICE Trans. Inf. Syst., 2023)