A Cross-platform Metaverse Data Management System - Chen, Bohan; Song, Chengxin; Lin, Boyu; Xu, Xin; Tang, Ruoyan; Lin, Yunxuan; Yao, Yuan; Timoney, Joseph; Bi, Ting (2022 IEEE International Conference on Metrology for Extended Reality, Artificial Intelligence and Neural Engineering (MetroXRAINE), Metrology for Extended Reality, Artificial Intelligence and Neural Engineering (MetroXRAINE), 2022 IEEE International Conference on, 2022)