云环境中多地图室内定位隐私保护方案

厉天宸,付泽豪,姚恒,乐燕芬

Privacy-preserving scheme for multi-map indoor localization in cloud environments

Tianchen LI,Zehao FU,Heng YAO,Yanfen LE

图 5 密文域精确定位

Fig.5 Fine-grained localization in ciphertext domain