1. Department of Psychology; Speech and Hearing Research Center; Key Laboratory on Machine Perception (Ministry of Education); Peking University; Beijing China
2. State Administration of Press, Publication, Radio, Film and Television of The People's Republic of China; Beijing
3. School of Computer Science and Technology; Harbin Institute of Technology; Harbin China
4. Department of Otolaryngology-Head and Neck Surgery; Wayne State University School of Medicine; Detroit Michigan USA