About the Authors

Jianjian Wang

Roles Data curation, Formal analysis, Methodology, Validation, Writing – original draft

Affiliation School of Information, Beijing Wuzi University, Beijing, 101149, China

Feng He

Roles Supervision

Affiliation School of Economics and Management, University of Science and Technology Beijing, Beijing, 100083, China

Shouheng Sun

Roles Formal analysis

shouhengsun@ustb.edu.cn

Affiliation School of Economics and Management, University of Science and Technology Beijing, Beijing, 100083, China

Competing Interests

The authors have declared that no competing interests exist.