1. School of MicroelectronicsTianjin University Tianjin China
2. Qingdao Institute for Ocean TechnologyTianjin University Qingdao China
3. School of ComputerGuangdong University of Technology Guangzhou China
4. School of Electrical and Information EngineeringTianjin University Tianjin China
5. School of Mathematics and StatisticsHulunbuir College Hulunbuir China