About the Authors

Chongsen Ma

Contributed equally to this work with: Chongsen Ma, Yun Chen

Roles Methodology, Validation, Writing – original draft

machongsen@stu.csust.edu.cn

Affiliation School of Traffic & Transportation Engineering, Changsha University of Science and Technology, Hu Nan, China

Yun Chen

Contributed equally to this work with: Chongsen Ma, Yun Chen

Roles Funding acquisition, Investigation, Supervision

Affiliation School of Traffic & Transportation Engineering, Changsha University of Science and Technology, Hu Nan, China

Wenxi Zhu

Roles Writing – review & editing

‡ These authors also contributed equally to this work

Affiliation School of Traffic & Transportation Engineering, Changsha University of Science and Technology, Hu Nan, China

Liang Ou

Roles Formal analysis

‡ These authors also contributed equally to this work

Affiliation School of Traffic & Transportation Engineering, Changsha University of Science and Technology, Hu Nan, China

Competing Interests

The authors have declared that no competing interests exist.