Published on in Vol 8, No 4 (2020): April
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/12677, first published
.
1 Beijing Key Laboratory of Intelligent Processing for Building Big Data, Beijing University of Civil Engineering and Architecture, Beijing, China
2 China National Petroleum Corporation Managers Training Institute, Beijing, China
3 School of Information Science, Qufu Normal University, Qufu, China