1. Key Lab of Intelligent Computing and Signal Processing of the Ministry of Education, Anhui University, Hefei, Anhui, PR China
2. School of Computer Science and Technology, Anhui University, Hefei, Anhui, PR China
3. School of Management, Hefei University of Technology, Hefei, Anhui, PR China
4. School of Management, University of Science and Technology of China, Hefei, Anhui, PR China