About the Authors

Qi Ge

Roles Funding acquisition, Investigation, Methodology, Project administration, Resources, Software, Supervision, Visualization, Writing – original draft, Writing – review & editing

geqi@njupt.edu.cn

Affiliations College of Telecommunications and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China, National Engineering Research Center of Communications and Networking, Nanjing University of Posts and Telecommunications, Nanjing, China

Wenze Shao

Roles Formal analysis

Affiliation College of Telecommunications and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China

Liqian Wang

Roles Data curation

Affiliation College of Telecommunications and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China

Competing Interests

The authors have declared that no competing interests exist.