2Cole R G, Rosenbluth J H. Voice Over IP Performance Monitoring [ J]. ACM SIGCOMM Computer Communication Review, 2001, 31(2): 9-24.
3ITU-T Rec. P. 800. Methods for Subjective Determination of Transmission Quality [ DB/OL]. [2010-05-10]. http://www, itu. inlZint-t/recommendations/index, aspx? ser = P.
4ITU-T Rec. P. 862. Perceptual Evaluation of Speech Quality (PESQ) : an Objective Method for End-to-end Speech Quality Assessment of Narrowband Telephone Networks and Speech Codecs [ DB/OL]. [ 2010-05-10]. http://www, itu. int/int-t/ recommendations/index, as~x? ser = P.
5ITU-T Rec. P. 862. Perceptual Evaluation of Speech Quality (PESQ) : an Objective Method for End-to-end Speech Quality Assessment of Narrowband Telephone Networks and Speech Codecs [ DB/OL]. [ 2010-05-10]. http://www, itu. int/int-t/ recommendations/index, aspx? ser = P.
6ITU-T Rec. G. 107. The E-Model, a Computational Model for Use in Transmission Planning [ DB/OL]. [ 2010-05-10]. http:// www. itu. intZint-t/recommendations/index, aspx?ser = G.
7Lingfen S, lfeachor E C. Perceived Speech Quality Prediction for Voice over IP-based Network [ C]//IEEE International Communications Conferenees. New York: IEEE, 2002: 2573-2577.
8Sun L F, Wade G, Lines B M, et al. Impact of Packet Loss Location on Perceived Speech Quality [ C]//Proceedings of 2nd IP- Telephony Workshop (IPTEL'01). New York: Columbia University, 2001:114-122.
9Ding L, Lin Z, Radwan A, et al. Non-intrusive Single-ended Speech Quality Assessment in VoIP [ J]. Elsevier Speech Communication Journal, 2007(49): 477-489.
10Jelassi S, Youssef H, Hoene C, et al. Voicing-Aware Parametric Speech Quality Models over VoIP Networks [ C] //Proceedings of 2nd IEEE Global Information Infrastructure Symposium ( GIIS 2009). Hammamet: IEEE, 2009: 23-26.
