1. Frontier Institute of Chips and Systems, Fudan University, Shanghai, China
2. School of Computer Science, Nanjing University of Posts and Telecommunications, Nanjing, China
3. Computer Science and Computer Engineering Department, University of Arkansas, Fayetteville, AR, USA
4. Department of Electric Electronics and Computer Engineering, University of Catania, Catania, Italy
5. School of Automation and School of Electronic Science and Engineering, University of Electronic Science and Technology of China, Chengdu, China
6. School of Computer Science and Electronic Engineering, University of Essex, Colchester, U.K.
7. School of Software Engineering, South China University of Technology, Guangzhou, China
8. School of Cyber Science and Technology, Zhejiang University, Zhejiang, China