Funding for this research was provided by:
Natural Science Foundation of Beijing (1174017)
Young Scientists Fund (11605006)
Natural Science Foundation of China (11875317)
National Center for Mathematics and Interdisciplinary Sciences, Chinese Academy of Sciences (Y029152K51)
Key Laboratory of Random Complex Structures and Data Science, Chinese Academy of Sciences (2008DP173182)
Article History
Received: 15 January 2019
Accepted: 5 July 2019
First Online: 11 July 2019