@article{ HE Junyi:13,
author = {[ HE Junyi,  XU Biao, SONG Cheng]},
title = {Differential Privacy Trajectory Data Protection Scheme},
publisher = {Journal of Beijing University of Posts and Telecommunications},
year = {2022},
journal = {Journal of Beijing University of Posts and Telecommunications},
volume = {45},
number = {1},
eid = {13},
pages = {13-18},
keywords = {location based services;differential privacy;trajectory privacy;elliptic curve cryptosystem},
doi = https://journal.bupt.edu.cn/EN/10.13190/j.jbupt.2021-076
}