About the Authors

Ze Xiao

Roles Conceptualization, Investigation, Methodology, Software, Validation, Visualization, Writing – original draft, Writing – review & editing

Affiliation School of Computer Science and Technology, Xidian University, Xi’an, Shaanxi, China

Yue Deng

Roles Conceptualization, Funding acquisition, Investigation, Project administration, Resources, Supervision, Writing – review & editing

ydeng@xidian.edu.cn

Affiliation School of Computer Science and Technology, Xidian University, Xi’an, Shaanxi, China

Competing Interests

The authors have declared that no competing interests exist.