5Hunt M, Yates j", Bridle j'. Automatic speaker recognition for use over communication channels[C]//Proceedings of IEEE Inter- national Conference on Acoustics,Speech, and Signal Processing (ICASSP 77). 1977,2:764- 767.
6A1-Qatab B A Q, Ainon R N. Arabic speech recognition using Hidden Markov Model Toolkit(HTK) [C-]// Internationa! Sym- posium in Information Technology. 2008:557-562.
7Maheswari N U, Kabilan A P, Venkatesh tL Speaker indepen- dent speech recognition system based on phoneme identification [C] // Proceedings of International Conference on Computing, Communication and Networking (ICCCN 2008). St. Thomas, VI, 2008:1-6.
8Sharp R D, Bocchieri E, Castillo C, et al. The Watson speech re- cognition engine[C]//Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing. Mu- nich, 1997 : 4065-4068.
9Lee K F, Hon H W, Reddy R. An Overview of the SPHINX Speech Recognition System[J]. IEEE Transactions on Acous- tics, Speech and Signal Processing, 1990,38(1) : 35-45.
10Zemrowski K M. Impacts of Increasing Reliance on Automation in Air Traffic Control Systems[C]//Proceedings of the 2nd An- nual IEEE Systems Conferenc Montreal, Que, 2008:1-6,7-10.