About the Authors

Xiaofan Yang

Affiliation School of Software Engineering, Chongqing University, Chongqing, 400044, P.R. China

Yuanrui Zhu

Affiliation School of Software Engineering, Chongqing University, Chongqing, 400044, P.R. China

Jing Hong

Affiliation Department of Computer Science, Georgia Institute of Technology, Atlanta, GA 30309, United States of America

Lu-Xing Yang

ylx910920@gmail.com

Affiliations School of Software Engineering, Chongqing University, Chongqing, 400044, P.R. China, Faculty of Electrical Engineering, Mathematics and Computer Science, Delft University of Technology, 2600 GA Delft, The Netherlands

Yingbo Wu

Affiliation School of Software Engineering, Chongqing University, Chongqing, 400044, P.R. China

Yuan Yan Tang

Affiliation Department of Computer and Information Science, University of Macau, Avenida da Universidade, Taipa, Macau, P.R. China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: XY LY. Performed the experiments: YZ JH. Analyzed the data: XY YZ LY. Contributed reagents/materials/analysis tools: YW JH. Wrote the paper: XY YZ LY YT.