1College of Computer Science and Electronic Engineering, Hunan University, China 2The Second Hospital, University of South China, China 3Guangxi Key Laboratory of Trusted Software, Guilin University of Electronic Technology, China

Leyi Xiao1, Honglin Ouyang1, and Chaodong Fan2 1College of Electrical and Information Engineering, Hunan University, China 2Foshan Green Intelligent Manufacturing Research Institute, Xiangtan University, China