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 6 不同距离匹配方法定位误差随最近邻个数的变化
Fig.6 Variation of localization error with number of nearest neighbors for different distance matching methods