About the Authors

Yi Guo

Roles Conceptualization

Affiliation School of Electrical and Electronic Information, Xihua University, Chengdu, China

Xiaolan Wang

Roles Conceptualization, Methodology, Writing – original draft, Writing – review & editing

wangxlxhu@163.com

Affiliation School of Electrical and Electronic Information, Xihua University, Chengdu, China

Yongmao Huang

Roles Investigation

Affiliation School of Electrical and Electronic Information, Xihua University, Chengdu, China

Liang Xu

Roles Formal analysis

Affiliation School of Electrical and Electronic Information, Xihua University, Chengdu, China

Competing Interests

The authors have declared that no competing interests exist.