About the Authors

Duanbing Chen

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

Affiliations Big Data Research Center, University of Electronic Science and Technology of China, Chengdu, Peoples’ Republic of China, Union Big Data, Chengdu, Peoples’ Republic of China

Tao Zhou

Roles Formal analysis, Methodology, Writing – original draft, Writing – review & editing

zhutou@ustc.edu

Affiliations Big Data Research Center, University of Electronic Science and Technology of China, Chengdu, Peoples’ Republic of China, Tianfu Complexity Science Research Center, Chengdu, Peoples’ Republic of China

Competing Interests

The authors have declared that no competing interests exist.