About the Authors

Wang Yang

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

Affiliation School of Computer Science and Technology, Chongqing University of Posts and Telecommunications, Chongqing, China

Huang Chao

Roles Data curation, Supervision, Validation

94581847@qq.com

Affiliation Information Accessibility Engineering R&D Center, Chongqing University of Posts and Telecommunications, Chongqing, China

Zhang Yi

Roles Conceptualization, Project administration, Resources

Affiliation Information Accessibility Engineering R&D Center, Chongqing University of Posts and Telecommunications, Chongqing, China

Tan Shuyi

Roles Investigation, Validation

Affiliation School of Computer Science and Technology, Chongqing University of Posts and Telecommunications, Chongqing, China

Competing Interests

The authors have declared that no competing interests exist.