LBS中面向协同位置隐私保护的群组最近邻查询
高胜,马建峰,姚青松,孙聪
Towards cooperation location privacy-preserving group nearest neighbor queries in LBS
Sheng GAO,Jian-feng MA,Qing-song YAO,Cong SUN
通信学报 . 2015, (3): 12 -20 .  DOI: 10.11959/j.issn.1000-436x.2015054