1. School of Computer and Information Engineering, Jiangxi Agricultural University, Nanchang, China
2. School of Software, Jiangxi Agricultural University, Nanchang, China
3. Department of Computer and Information Science, University of Macau, Macau, China
4. School of Information Science and Technology, Nantong University, Nantong, China
5. School of Information Engineering, East China Jiaotong University, Nanchang, China
6. School of Computer and Information Technology, Shanxi University, Taiyuan, China