1. School of Computer Science and Technology, Southwest University of Science and Technology, Mianyang, People’s Republic of China
2. School of Computer Science and Technology, University of Science and Technology of China, Hefei, People’s Republic of China
3. School of Music and Dance, Sichuan University of Culture and Arts, Mianyang, People’s Republic of China
4. School of Science, Southwest University of Science and Technology, Mianyang, People’s Republic of China