1. School of Information Science, North China University of Technology, China Language Intelligence Research Center, Capital Normal University, Beijing, China
2. College of Information Engineering, Capital Normal University, Beijing, China
3. Institute of Automation, Chinese Academy of Sciences, Beijing, China
4. Beijing Unisound Information Technology Co.,Ltd, Beijing, China
5. School of Information Science, North China University of Technology, CNONIX National Standard Application and Promotion Lab, Beijing, China