RT Journal T1 Geo-social network publication based on differential privacy A1 Xiaochun WANG, Yidong LI PB Front. Comput. Sci. FD 2018-12-04 YR 2018 JF Frontiers of Computer Science JO Front. Comput. Sci. VO 12 IS 6 SP 1264 DO 10.1007/s11704-018-8075-z K1 LK {https://journal.hep.com.cn/fcs/EN/article/article_23808.shtml}