CARM: Crowd-Sensing Accurate Outdoor RSS Maps with Error-Prone Smartphone Measurements

• Published in: IEEE transactions on mobile computing Vol. 15; no. 11; pp. 2669 - 2681
• Main Authors: Xiang, Chaocan, Yang, Panlong, Tian, Chang, Zhang, Lan, Lin, Hao, Xiao, Fu, Zhang, Maotian, Liu, Yunhao
• Format: Magazine Article
• Language: English
• Published: Los Alamitos IEEE 01.11.2016; The Institute of Electrical and Electronics Engineers, Inc. (IEEE)
• Subjects: Buildings; Crowd-sensing; IEEE 802.11 Standard; Iterative methods; Measurement errors; Measurement uncertainty; Mobile computing; received signal strength; Sensors; signal propagation model; smartphone; Smartphones; Wireless sensor networks

Received Signal Strength (RSS) maps provide fundamental information for mobile users, aiding the development of conflict graph and improving communication quality to cope with the complex and unstable wireless channels. In this paper, we present CARM: a scheme that exploits crowd-sensing to construc...