Publications

Assmann P.F., Nearey T.M. (2008). Identification of frequency-shifted vowels. Journal of the Acoustical Society of America 124(5), 3203-3212.

Assmann P.F., Nearey T.M. and Bharadwaj, S.V. (2008). Analysis and classification of a vowel database. Canadian Acoustics 36(3), 148-149.

Assmann P.F. and Nearey T.M. (2007). Relationship between fundamental and formant frequencies in voice preference. Journal of the Acoustical Society of America 122(2), EL35-EL43.

Stickney G.S., Assmann P.F., Chang J., and Zeng F.-G. (2007). Effects of cochlear implant processing and fundamental frequency on the intelligibility of competing sentences. Journal of the Acoustical Society of America 122(2), 1069-1078.

Bharadwaj S.V., Graves A.G., Bauer D.D. and Assmann P.F. (2007). Effects of auditory feedback deprivation length on the vowel /e/ produced by pediatric cochlear-implant users. Journal of the Acoustical Society of America 121(5), EL196-EL202.

Nearey T.M. and Assmann P.F. (2007). Probabilistic ‘sliding template’ models for indirect vowel normalization. Experimental Approaches to Phonology, eds. M. J. Solé, P. S. Beddor, and M. Ohala. Oxford University Press, pp 246-269.

Stickney G.S., Loizou P.C., Mishra L.N., Assmann P.F., Shannon R.V., Opie J.M. (2006). Effects of electrode design and configuration on channel interactions. Hearing Research 211(1-2): 33-45.

Bharadwaj S.V., Tobey E.A., Assmann P.F. and Katz W.F. (2006). Effects of Auditory Feedback on Fricative Consonants Produced by Cochlear Implant Users: Acoustic and Perceptual Evidence. Journal of the Acoustical Society of America 119: 1626-1635.

Assmann P.F., Dembling S., and Nearey T.M. (2006). Effects of frequency shifts on perceived naturalness and gender information in speech. Proceedings of the Ninth International Conference on Spoken Language Processing, pp. 889-892, Pittsburgh, PA, September 17-21, 2006.

Assmann, P.F. and Katz, W.F. (2005). Synthesis fidelity and vowel identification. Journal of the Acoustical Society of America 117(2), 886-895.

Summerfield, A.Q., Culling, J. and Assmann, P.F. (2005). The perception of speech under adverse conditions: contributions of spectro-temporal peaks, periodicity,and inter-aural timing to perceptual robustness. In: Listening to Speech: An Auditory Perspective. eds. Steven Greenberg and William Ainsworth. (Erlbaum).

Stickney, G.S., Zeng, F-G., Litovsky, R., Assmann, P.F. (2004). Cochlear implant speech recognition with speech maskers. Journal of the Acoustical Society of America. 116(2), 1081-1091.

Glidden, C.M. and Assmann, P.F. (2004). Effects of visual gender and frequency shifts on vowel category judgments. Acoustics Research Letters Online 5(4), 132-138.

Assmann, P. F. and Summerfield, A. Q. (2004). The perception of speech under adverse conditions. S. Greenberg, W.A. Ainsworth, A.N. Popper and R.R. Fay (Eds.) Speech Processing in the Auditory System. Volume 14, pp. 231-308, Springer Handbook of Auditory Research.

Assmann, P.F. and Nearey, T.M. (2003). A review of results on frequency shifts and vowel identification. Canadian Acoustics 31.

Assmann, P.F. and Nearey, T.M., (2003). Frequency shifts and vowel identification. Proceedings of the 15th International Congress of Phonetic Sciences, pp. 1397-1400, Barcelona, Spain.

Assmann, P.F. and Nearey, T.M., (2003).  Frequency shifts and vowel identification. Proceedings of the 15th International Congress of Phonetic Sciences, Barcelona, Spain, 3-9 Aug 2003..

Loizou, P.C., Stickney, G., Mishra, L, and Assmann, P.F. (2003).  Comparison of Speech Processing Strategies Used in the Clarion Implant Processor. Ear and Hearing 24(1): 12-19.

Assmann, P.F. , Nearey, T.M., and Scott, J.M. (2002).  Modeling the perception of frequency-shifted vowels. Proceedings of the 7th International Conference on Spoken Language Processing, pp. 425- 428..

Katz, W.F. and Assmann, P.F. (2001). Identification of children's and adults' vowels: Intrinsic fundamental frequency, fundamental frequency dynamics, and presence of voicing. Journal of Phonetics 29, 23-51.

Stickney, G. and Assmann, P.F. (2001). Acoustic and linguistic factors in the perception of bandpass-filtered speech. J. Acoust. Soc. Am. 109(3): 1157-1165.

Assmann, P.F. and Katz, W.F. (2000). Time-varying spectral change in the vowels of children and adults. J. Acoust. Soc. Am. 108(4): 1856-1866.

Assmann, P.F. (1999). Fundamental frequency and the intelligibility of competing voices. Proceedings of the 14th International Congress of Phonetic Sciences, San Francisco, Aug. 1-7, 1999, pp. 179-182.

Assmann, P.F. and Paschall, D.D. (1998). Pitches of concurrent vowels. J. Acoust. Soc. Am. 103, 1150-1160.

Paschall, D.D. and Assmann, P.F. (1998). Ranking the pitches of concurrent vowels. Proc. 16th Int. Cong. Acoust. 3:  2009-2010.

Assmann, P. F. (1996). Modeling the perception of concurrent vowels: Role of formant transitions. J. Acoust. Soc. Am. 100: 1141-1152.

Assmann, P.F. (1995). The role of formant transitions in the perception of concurrent vowels. J. Acoust. Soc. Am. 97, 575-584.

Assmann, P.F., Ballard, W., Bornstein, L., & Paschall, D.D. (1994). Track-Draw: A graphical interface for controlling the parameters of a speech synthesizer. Behavior Research Methods, Instruments and Computers 26, 431-436.

Assmann, P.F. and Summerfield, Q. (1994). The contribution of waveform interactions to the perception of concurrent vowels. J. Acoust. Soc. Am. 95, 471-484.

Assmann, P.F. (1991). The perception of back vowels: Center of gravity hypothesis. Quarterly Journal of Experimental Psychology , 43A (3), 423-448.

Summerfield, Q. and Assmann, P.F. (1991). Perception of concurrent vowels: Effects of harmonic misalignment and pitch-period asynchrony. J. Acoust. Soc. Am. 89, 1369-1377.

Assmann, P.F. and Summerfield, Q. (1990). Modeling the perception of concurrent vowels: Vowels with different fundamental frequencies. J. Acoust. Soc. Am. 88, 680-697.

Assmann, P.F. and Summerfield, Q. (1989). Modeling the perception of concurrent vowels: Vowels with the same fundamental frequency. J. Acoust. Soc. Am. 85, 327-338.

Summerfield, Q. and Assmann, P.F. (1989). Auditory enhancement and the perception of concurrent vowels. Perception and Psychophysics 45, 529-536.

Assmann, P.F. and Nearey, T.M. (1987). Perception of front vowels: The role of harmonics in the first formant region. J. Acoust. Soc. Am. 81, 520-534.

Nearey, T.M. and Assmann, P.F. (1986). Modeling the role of inherent spectral change in vowel identification. J. Acoust. Soc. Am. 80, 1297-1308.

Assmann, P.F., Nearey, T.M., and Hogan, J.T. (1982). Vowel identification: Orthographic, perceptual and acoustic aspects. J. Acoust. Soc. Am. 71, 975-989.