Funding for this research was provided by:
National Natural Science Foundation of China (51704202, 51604169, 51604178)
National Natural Science Foundation of China (51704202, 51604169, 51604178)
Natural Science Foundation of the Jiangsu Higher Education Institutions of China (17KJB450002)
Text and Data Mining valid from 2019-12-04
Version of Record valid from 2019-12-04
Article History
Received: 3 June 2019
Revised: 5 September 2019
Accepted: 23 October 2019
First Online: 4 December 2019