1. School of Computer Science and Technology, Anhui University, Hefei, China
2. School of Microelectronic, Hefei University of Technology, Hefei, China
3. College of Electrical Engineering, Anhui Polytechnic University, Wuhu, China
4. Laboratory of Informatics, Robotics and Microelectronics of Montpellier, University of Montpellier / CNRS, Montpellier, France
5. Graduate School of Computer Science and Systems Engineering, Kyushu Institute of Technology, Fukuoka, Japan