About the Authors

Xing Pan

Contributed equally to this work with: Xing Pan, Huixiong Wang

Roles Conceptualization, Methodology, Writing – review & editing

Affiliation School of Reliability and Systems Engineering, Beihang University, Beijing, China

Huixiong Wang

Contributed equally to this work with: Xing Pan, Huixiong Wang

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

wanghuixiong@buaa.edu.cn

Affiliation School of Reliability and Systems Engineering, Beihang University, Beijing, China

Competing Interests

The authors have declared that no competing interests exist.