1. School of Information and Safety Engineering, Zhongnan University of Economics and Law, Wuhan, China
2. Information Systems Technology and Design Pillar, Singapore University of Technology and Design, Tampines, Singapore
3. College of Computer Science and Software Engineering, Shenzhen University, Shenzhen, China
4. College of Computer and Information Technology, China Three Gorges University, Yichang, China
5. School of Information Science and Engineering, Yunnan University, Kunming, China