1. School of Computer Science and Technology, Xi'an JiaoTong University, China
2. School of Computer Science and Engineering, Xi'an University of Technology, China
3. School of Cyber Engineering, Xidian University, China
4. School of Cyber Science and Engineering, Shanghai JiaoTong University, China
5. Institute of Computer Science, AGH University of Science and Technology, Kraków, Poland
6. Department of Science, Texas A&M University at Qatar, Qatar
7. Systems Research Institute, Polish Academy of Sciences, Poland