About the Authors

Gonglin Yuan

Affiliations Guangxi Colleges and Universities Key Laboratory of Mathematics and Its Applications, College of Mathematics and Information Science, Guangxi University, Nanning, Guangxi, 530004, P. R. China, School of Computer and Software, Nanjing University of Information Science & Technology, Nanjing 210044, P. R. China

Xiabin Duan

xiabinduan@126.com

Affiliation Guangxi Colleges and Universities Key Laboratory of Mathematics and Its Applications, College of Mathematics and Information Science, Guangxi University, Nanning, Guangxi, 530004, P. R. China

Wenjie Liu

Affiliations School of Computer and Software, Nanjing University of Information Science & Technology, Nanjing 210044, P. R. China, Jiangsu Engineering Center of Network Monitoring, Nanjing University of Information Science & Technology, Nanjing 210044, P. R. China

Xiaoliang Wang

Affiliation Guangxi Colleges and Universities Key Laboratory of Mathematics and Its Applications, College of Mathematics and Information Science, Guangxi University, Nanning, Guangxi, 530004, P. R. China

Zengru Cui

Affiliation Guangxi Colleges and Universities Key Laboratory of Mathematics and Its Applications, College of Mathematics and Information Science, Guangxi University, Nanning, Guangxi, 530004, P. R. China

Zhou Sheng

Affiliation Guangxi Colleges and Universities Key Laboratory of Mathematics and Its Applications, College of Mathematics and Information Science, Guangxi University, Nanning, Guangxi, 530004, P. R. China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GY XD WL. Performed the experiments: GY XD WL. Analyzed the data: GY XD WL XW ZC ZS. Contributed reagents/materials/analysis tools: GY XD WL XW ZC ZS. Wrote the paper: GY XD WL.