Published on in Vol 9, No 11 (2021): November
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/30356, first published
.
1 School of Management, Capital Normal University, Beijing, China
2 State key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China
3 Department of Electrical and Computer Engineering, The State University of New York at Stony Brook, Stony Brook, NY, United States