Measuring Subjective Audio/Video Quality

• Anna Watson & M.A. Sasse (1998): Measuring Perceived Quality of Speech and Video in Multimedia Conferencing Applications. Proceedings of ACM Multimedia '98, 12-16 September 1998, Bristol, England pp 55-60. HTML version or postscript.
• A. Bouch, A.Watson & M.A. Sasse (1998): QUASS - A Tool for Measuring the Subjective Quality of Real-Time Multimedia Audio and Video. Poster presented at HCI '98, 1-4 September 1998, Sheffield, England. HTML version.
• Watson & M.A. Sasse (1997): Multimedia Conferencing via Multicast: Determining the Quality of Service Required by the End User. Proceedings of AVSPN '97 - International Workshop on Audio-Visual Services over Packet Networks, 15-16 September 1997, Aberdeen, Scotland, pp 189-194. Postscript or HTML .
• A. Watson (1997): Evaluating Real-Time Multimedia Audio and Video Quality. Presented at CHI '97 Doctoral Consortium. CHI '97 Extended Abtracts, pp. 73-74. Postscript or HTML .
• Anna Watson & M.A. Sasse (1996):Evaluating Audio and Video Quality in Low-Cost Multimedia Conferencing Systems. Interacting with Computers, Vol. 8 (3), pp. 255-275. HTML version or postscript.
• B.L. Jones & P.R. McManus, "Graphic scaling of qualitative terms", SMPTE JOurnal, November 1986, 1166-1171.
• M.T. Virtanen, N. Gleiss & M. Goldstein, "On the use of evaluative category scales in telecommunications:, Proceedings of Human Factors in Telecommunications, 1995.

Audio Perceived Quality vs. Packet Loss

• Jayant, N.S.; Christensen, S.W. Effects of packet losses in waveform coded speech and improvements due to an odd-even sample-interpolation procedure. IEEE Transactions on Communications, vol.COM-29, (no.2), Feb. 1981, p.101-9.
• R. M. Warren, "Auditory Perception", Pergamon Press Inc. 1982.

• V. Hardman & I. Kouvelas,"RAT General Architecture," IN/96/2, Dept. of Computer Science University College London, UK.
• V. Hardwan, M.A. Sasse, M.J. Handley, and A. Watson, "Reliable Audio for Use over the Internet", Proceedings of INET'95.