Jounal papers

Montazeri, V., & Assmann, P.F. (2018). Constraints on ideal binary masking for the perception of spectrally-reduced speech. The Journal of the Acoustical Society of America, 144, EL59 https://doi.org/10.1121/1.5046442
Kapolowicz M.R., Montazeri V., and Assmann P.F. (2018). Perceiving foreign-accented speech with decreased spectral resolution in single- and multiple-talker conditions. The Journal of the Acoustical Society of America 143, EL99 (2018); https://doi.org/10.1121/1.5023594
Barreda S., Assmann P.F. (2018). "Modeling the perception of children's age from speech acoustics, The Journal of the Acoustical Society of America 143 (5), EL361; https://doi.org/10.1121/1.5037614
Hubbard, D.J., Faso, D.J., Assmann, P.F. and Sasson, N.J. (2017). Production and perception of emotional prosody by adults with autism spectrum disorder. Autism Res. 1939-3806. doi: 10.1002/aur.1847.
Sullivan J., Assmann P.F., Hossain S., and Schafer E. (2017). Voice gender and the segregation of competing talkers: Perceptual learning in cochlear implant simulations. Journal of the Acoustical Society of America 141, 1643-1652; doi: 10.1121/1.4976002.
Montazeri V., Hossain, S., Assmann P.F. (2017). Predicting speech reception thresholds of cochlear implant users using a modified envelope based measure. Speech Communication 89, 47-57. doi: https://doi.org/10.1016/j.specom.2017.02.007
Hossain S., Montazeri V. and Assmann P.F. (2016). Musical instrument identification in simulated electric acoustic hearing and in cochlear implant users with contralateral hearing aids. Psychomusicology: Music, Mind, and Brain, Vol 26(3), Sep 2016, 270-278. doi: http://dx.doi.org/10.1037/pmu0000157
Hossain, S., Montazeri, V., Assmann, P. F. and Litovsky, R. Y., (2015). Precedence based speech segregation in bilateral cochlear implant users. J. Acoust. Soc. Am. 138, EL545-EL550.
Hubbard D. and Assmann P.F. (2013). Perceptual adaptation to gender and expressive properties in speech: The role of fundamental frequency. J. Acoust. Soc. Am. 133(4): 2367-2376.
Bharadwaj S.V. and Assmann P.F. (2013). Vowel Production in Children with Cochlear Implants: Implications for Evaluating Disordered Speech. The Volta Review 113(2): 149-169.
Sullivan. J, Thibodeau, L., and Assmann, P.F. (2013). Auditory training in interrupted noise improves speech recognition in noise for children with hearing impairment. J. Acoust. Soc. Am. 133(1): 495-501.
Sullivan. J, Thibodeau, L., and Assmann, P.F. (2012). Performance-intensity function in interrupted and continuous noise for children with hearing impairment. Journal of Educational Audiology 18, 6-12.
Assmann P.F., Nearey T.M. (2008). Identification of frequency-shifted vowels. J. Acoust. Soc. Am. 124(5): 3203-3212.
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 /epsilon/ produced by pediatric cochlear-implant users. Journal of the Acoustical Society of America 121(5), EL196-EL202.
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. and Katz, W.F. (2005). Synthesis fidelity and time-varying spectral change in vowels. Journal of the Acoustical Society of America 117(2), 886-895.
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.
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.
Loizou, P.C., Stickney, G., Mishra, L., and Assmann, P.F. (2003). Comparison of speech processing strategies used in the Clarion speech 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.
Stickney, G.S. and Assmann, P.F. (2001). Acoustic and linguistic factors in the perception of bandpass-filtered speech. Journal of the Acoustical Society of America 109(3): 1157-1165.
Katz, W.F. and Assmann, P.F. (2001). Identification of children's vowels: Intrinsic fundamental frequency, fundamental frequency dynamics, and presence of voicing. Journal of Phonetics, 29: 23-51.
Assmann, P.F. and Katz, W.F. (2000). Time-varying spectral change in the vowels of children and adults. Journal of the Acoustical Society of America 108(4): 1856-1866.
Assmann, P. F. and Paschall, D. D. (1998). Pitches of concurrent vowels. Journal of the Acoustical Society of America 103: 1150-1160.
Assmann, P. F. (1996). Modeling the perception of concurrent vowels: Role of formant transitions. Journal of the Acoustical Society of America 100: 1141-1152.
Assmann, P.F. (1995). The role of formant transitions in the perception of concurrent vowels. Journal of the Acoustical Society of America 97, 575-584.
Assmann, P. F. and Summerfield, Q. (1994). The contribution of waveform interactions to the perception of concurrent vowels. Journal of the Acoustical Society of America 95, 471-484.
Assmann, P., Ballard, W., Bornstein, L., & Paschall, 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. (1991). The perception of back vowels: Center of gravity hypothesis. Quarterly Journal of Experimental Psychology 43A (3): 423-448.
Summerfield, A.Q. and Assmann, P.F. (1991). Perception of concurrent vowels: Effects of harmonic misalignment and pitch-period asynchrony. Journal of the Acoustical Society of America 89: 1369-1377.
Assmann, P. F. and Summerfield, A. Q. (1990). Modeling the perception of concurrent vowels: Vowels with different fundamental frequencies. Journal of the Acoustical Society of America 88: 680-697.
Assmann, P. F. and Summerfield, A. Q. (1989). Modeling the perception of concurrent vowels: Vowels with the same fundamental frequency. Journal of the Acoustical Society of America 85: 327-338.
Summerfield, A. 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. Journal of the Acoustical Society of America 81: 520-534.
Nearey, T. M. and Assmann, P. F. (1986). Modeling the role of inherent spectral change in vowel identification. Journal of the Acoustical Society of America 80: 1297-1308.
Assmann, P.F., Nearey, T.M., and Hogan, J.T. (1982). Vowel identification: Orthographic, perceptual and acoustic aspects. Journal of the Acoustical Society of America 71: 975-989.

Edited books, book chapters, and conference proceedings

Katz, W.F., & Assmann, P.F. (editors; to appear, 2019). The Routledge Handbook of Phonetics. Routledge.
Kapolowicz, M.R., Montazeri, V., Assmann, P.F. (2016) The Role of Spectral Resolution in Foreign-Accented Speech Perception. Proc. Interspeech 2016, 3289-3293. doi: 10.21437/Interspeech.2016-1585.
Montazeri, V., Hossain, S., Assmann, P.F. (2016) Effects of Cochlear Hearing Loss on the Benefits of Ideal Binary Masking. Proc. Interspeech 2016, 3334-3338. DOI: 10.21437/Interspeech.2016-1555.
Assmann P.F., Barreda S. and Nearey T.M. (2013). Perception of speaker age in children's voices. Proceedings of Meetings on Acoustics (POMA) 19, 060059 (2013), DOI:10.1121/1.4800918.
Hubbard D., Kiefte M., Hossain S., and Assmann P.F (2013). A developmental study of vowels spoken in syllables and in sentence context. Proceedings of Meetings on Acoustics (POMA) 19, 060070 (2013), DOI:10.1121/1.4799483.
Assmann P.F., Barreda S and Nearey T.M. (2013). Perception of speaker age in children's voices. ASA Lay Language Papers, 165th Acoustical Society of America Meeting. Popular version of paper 2aSC15: http://www.acoustics.org/pressroom/httpdocs/165th/2aSC15_Assman.html
Morrison, G.S., & Assmann, P.F. (Eds.) (2013). Vowel inherent spectral change. Heidelberg, Germany: Springer-Verlag. ISBN: 978-3-642-14208-6 (print) / 978-3-642-14209-3 (online). DOI:10.1007/978-3-642-14209-3.
Assmann, P.F., Nearey, T.M. and Bharadwaj, S.V. (2013). Developmental patterns in children's: Time-varying spectral change in vowels. In Morrison, G.S., & Assmann, P.F. (Eds.) Vowel inherent spectral change. (Springer-Verlag, Heidelberg), pp. 199-230.
Hossain S. & Assmann P.F. (2013). Music masking speech in hybrid cochlear implant simulations. Proceedings of Meetings on Acoustics (POMA). In press.
Assmann P.F. & Nearey T.M. (2012). Perception of speaker age in children's voices. Canadian Acoustics 40(3), 10-11.
M. Kiefte, T.N. Nearey and P.F. Assmann (2012). Vowel perception in normal speakers. To appear in Handbook of Vowels and Vowel Disorders. Martin J. Ball and Fiona Gibbon (Eds.) (Psychology Press, London). Handbook of Vowels and Vowel Disorders, pp. 160-185.
Hossain, S. and Assmann P.F. (2012). Musical Instrument Recognition in Combined Electric and Acoustic Cochlear Implant Simulations. Proceedings of the Audio Engineering Society, 47th International Conference: Music Induced Hearing Disorders, Chicago, Illinois, 2012 June 20-22.
Assmann, P.F., Nearey T.M. & Bharadwaj, S. (2008). Analysis and classification of a vowel database. Canadian Acoustics 36(3), 148-149.
Sullivan, J. & Assmann P.F. (2008). Contribution of voice gender to speech masking in cochlear implant simulations. 29th International Congress of Audiology, Hong Kong (ICA 2008).
Nearey T.M. and Assmann P.F. (2007). Probabilistic 'sliding template' models for indirect vowel normalization. Experimental Approaches to Phonology, eds. M. J. Sol�, P. S. Beddor, and M. Ohala. Oxford University Press, pp. 246-269.
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.
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).
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 Katz, W.F. (2001). Synthesis fidelity and vowel perception. Lay Language Papers from the 142nd Meeting of the Acoustical Society of America. Fort Lauderdale, FL, Dec 3-7, 2001. (Invited paper). Web address: http://www.acoustics.org/pressroom/httpdocs/142nd/Assmann.html
Assmann, P.F. (1999). Fundamental frequency and the intelligibility of competing voices. Proceedings of the 14th International Congress of Phonetic Sciences, pp. 179-182.
Paschall, D.D. and Assmann, P.F. (1998). Ranking the pitches of concurrent vowels. Proceedings of the 16th International Congress on Acoustics and the 135th Meeting of the ASA, vol. 3, pp. 2009-2010.
Summerfield, A.Q., Culling, J.F., and Assmann, P.F. The perception of speech under adverse conditions: Contributions of spectro-temporal peaks, periodicity, and inter-aural timing to perceptual robustness. Proceedings of the E.S.C.A. Workshop on the Auditory Basis of Speech Perception, Keele University (U.K.), July 18, 1996.
Co-editor with Carl Crandell of the special issue of Ear and Hearing, Dec. 1991, Proceedings of the 1991 Bruton Conference on Speech Perception in the Hearing Impaired: Implications for Hearing Aid Technology, May 10-11, 1991, Callier Center for Communication Disorders.
Assmann, P.F. and Summerfield, A.Q. (1988). Pitch-pulse asynchrony and the perception of simultaneous voices. Proceedings of the Seventh FASE Symposium, Vol. II, pp. 531-538.
Summerfield, A.Q. and Assmann, P.F. (1987). Auditory enhancement and speech perception. In Proceedings of the NATO Advanced Research Workshop: The Psychophysics of Speech Perception. Edited by M.E.H. Schouten. (Martinus Nijhoff, Dordrecht), pp. 140-150.
Assmann, P.F. and Summerfield, A.Q. (1986). Modeling the perception of concurrent vowels. Proceedings Institute of Acoustics, Autumn Conference on Speech and Hearing, Vol. 8, Part 7, pp. 53-60.

Presentations and abstracts

Peskova, O. & Assmann P.F. (2019). Evaluation of Speech Perception and Production Error Patterns in Pediatric Cochlear Implant and Normal Hearing Children. Poster presentation at the 2019 ASHA Convention, Orlando, FL, November 21-23, 2019.
Assmann, P.F. (2016). Unusual public voices. Journal of the Acoustical Society of America 140, 3163 (2016); http://doi.org/10.1121/1.4969928.
Kapolowicz M.R., Montazeri V., Kuang J.F., Assmann P.F. (2016). Adaptation to foreign-accented speech with decreased spectral resolution. Journal of the Acoustical Society of America 140, 3339 (2016); http://doi.org/10.1121/1.4970657.
Hossain, S., Montazeri V., Assmann P.F. (2016). Ideal binary masking based noise reduction and interleaved processing for bilateral cochlear implant users. Journal of the Acoustical Society of America 140, 3441 (2016); http://doi.org/10.1121/1.4971094.
Montazeri V., Hossain, S., Assmann P.F. (2016). Ideal binary masking and the integration of spectro-temporal glimpses in cochlear implant simulations. Journal of the Acoustical Society of America 140, 3446 (2016); http://doi.org/10.1121/1.4971121.
Guest D.R., Kapolowicz M.R., Hossain S., Montazeri V., Assmann P.F. (2016). Perception of voice gender in cochlear implant simulations of children's speech. Journal of the Acoustical Society of America 139, 2124 (2016); http://doi.org/10.1121/1.4950328.
Assmann P.F., Kapolowicz M.R., Massey D.A., Barreda S. & Nearey T.M. (2014). Perception of speaker sex in re-synthesized children's voices. Journal of the Acoustical Society of America, 135, 2424 (A).
Hossain S., Montazeri V., Assmann P.F., Tobey E., Litovsky R.Y. (2014). Precedence-based speech segregation in bilateral cochlear implant users. Abstracts of the 2014 Midwinter Meeting of the Association for Research in Otolaryngology 37, 440.
Peskova O., Montazeri V., Assmann P.F., & Tobey E.A. (2014). Speech Intelligibility, Sentence Duration and Timing Errors in Pediatric Cochlear Implant Users. Poster presentation at the 13th International Conference on Cochlear Implants and Other Implantable Auditory Technologies.
Assmann P.F., Barreda S. and Nearey T.M. (2013). Modeling the perception of speaker age and sex in children's voices. Journal of the Acoustical Society of America, 134, 4237 (A).
Assmann P.F., Barreda S. and Nearey, T.M., (2013). Perception of speaker age in children's voices. Journal of the Acoustical Society of America, 133, 3335 (A).
Hubbard D., Kiefte M., Hossain S., and Assmann P.F (2013). A developmental study of vowels spoken in syllables and in sentence context. Journal of the Acoustical Society of America, 133, 3337 (A).
Hubbard, D.J. and Assmann, P.F. (2012). Cues for the perception of expressive speech. Journal of the Acoustical Society of America 132, 2079 (A).
Assmann P.F. and Nearey T.M. (2011). Perception of speaker sex in children's voices. J. Acoust. Soc. Am. 130, 2446 (A).
Sullivan J.S., Thibodeau L.M. and Assmann P.F. (2011). Computer-Based Auditory Training to Improve Speech Recognition in Noise by Children with Hearing Impairment. Abstracts of the 34th Annual Midwinter Research Meeting of the Association for Research in Otolaryngology Vol. 34, p. 76.
Hubbard, D.J. and Assmann P.F. (2011). Fundamental frequency and perceptual adaptation to gender and emotion. J. Acoust. Soc. Am. 130, 2446 (A).
Hossain S. and Assmann P.F. (2011). Music masking speech in cochlear implant simulations. J. Acoust. Soc. Am. 130, 2448 (A).
Sullivan J.S., Assmann P.F. and Hossain S. (2011). Benefits of voice gender and perceptual learning on the perception of masked speech processed through cochlear implant simulations. J. Acoust. Soc. Am. 129, 2661 (A).
Assmann P.F., Nearey T.M. (2010). Pattern classification studies of vowel-inherent spectral change in adults and children. Journal of the Acoustical Society of America 125: 2696; poster presentation at the 2nd Pan-American/Iberian Meeting on Acoustics, Cancun, Mexico 15-19 November, 2010.
Assmann P.F., Nearey T.M. and Keifte, M. (2010). Vowel-inherent spectral change in isolated vowels and consonant-vowel-consonants. Journal of the Acoustical Society of America 127: 2019.
Session Chair in Speech Communication (with Geoff Morrison): Vowel Inherent Spectral Change. Sessions 4aSCa / 4aSCb, 157th Meeting of the Acoustical Society of America, Portland, May 21, 2009.
Assmann P.F., Nearey T.M. and Bharadwaj, S.V. (2009). Developmental study of vowel-inherent spectral change. Journal of the Acoustical Society of America 125: 2696.
Assmann P.F., Nearey T.M., Bharadwaj S.V., Hubbard D., and Jayaraman A. (2008). Developmental study of the relationship between F0 and formant frequencies. Journal of the Acoustical Society of America 124, 2556 (A).
Sullivan J. & Assmann P.F. (2008). Contribution of voice gender to speech masking in cochlear implant simulations. 129th International Congress of Audiology, Hong Kong, June 8-12, 2008 (ICA 2008).
Assmann P.F., Analysis of a vowel database. Invited lecture, Department of Linguistics, University of Toronto, Oct 27, 2008.
Assmann P.F. and Nearey T.M. (2007). Effects of frequency shifts on the identification of vowels and words in sentences. Journal of the Acoustical Society of America 122 (2007) p. 3064(A).
Nearey T.M. and Assmann P.F. (2007). Modeling the effects of frequency shifts on vowel identification. Journal of the Acoustical Society of America 121(5), p. 3136.
Assmann P.F., Nearey T.M., and Chen D. (2006). Matching fundamental and formant frequencies in vowels. Journal of the Acoustical Society of America 120, p. 3248.
Nearey T.M. and Assmann P.F. (2006). Information conveyed by f0 for vowel identification. Journal of the Acoustical Society of America 119, p. 3339.
Assmann P.F. and Nearey T.M. (2005). Relationship between fundamental and formant frequencies in speech perception. Invited talk for the special session: "Size information in speech and animal calls", 149th Meeting of the Acoustical Society of America. Vancouver, May 16-20, 2005. J. Acoust. Soc. Am. 117, 2374.
Assmann P.F., Glidden, C.M., and Nearey, T.M. (2004). Effects of context and frequency shifts in vowel identification. Journal of the Acoustical Society of America 116(4), p. 2571.
Stickney, G.S., Chang, J., Assmann, P.F., Zeng, F-G. (2004). Fundamental frequency and the intelligibility of competing sentences with cochlear implant processing. Journal of the Acoustical Society of America 116(4), p. 2523.
Glidden, CM. and Assmann, PF. (2003). Effects of frequency shifts and visual gender on vowel identification. Journal of the Acoustical Society of America 114: 2ASC11.
Stickney, G.S., Zeng, F-G., Litovsky, R.Y., & Assmann, P.F. (2002). Cochlear implant speech recognition with speech maskers. Abstracts of the 25th Midwinter Meeting of the Association for Research in Otolaryngology, p. 123.
Bharadwaj, S.V., Tobey, E.A., Assmann, P.F. and Katz, W.F. (2002). Role of auditory feedback in speech produced by cochlear implanted adults and children. Journal of the Acoustical Society of America 111(5): 2428.
Assmann, P.F., Nearey, T.M., and Scott, J.M. (2002). Modeling the perception of frequency-shifted vowels. Invited paper presentation for Special Session #8, Auditory Models and Hearing Aids, at the 7th International Conference on Spoken Language Processing, Denver, CO, Sept 17, 2002.
Assmann, P.F. (2002). Perception of speech under adverse listening conditions. Invited talk, Department of Linguistics, University of Alberta, April 26, 2002.
Glidden, C. and Assmann, P.F. (2002). Perceptual adaptation to frequency-shifted speech. Journal of the Acoustical Society of America 112: 2249.
Katz, W.F., Bharadwaj, S.V., Stettler, M.P., and Assmann, P.F. (2002). Fricative spectral moments and the perception of anticipatory coarticulation. Journal of the Acoustical Society of America 112: 2355.
Nearey, T.M., Assmann, P.F. and Hillenbrand, J.M. (2002). Evaluation of a strategy for automatic formant tracking. Journal of the Acoustical Society of America 112: 2323.
Assmann, P.F. and Loizou, P.C. (2001). Hot Topics in Speech Communication. Journal of the Acoustical Society of America 110(5): p.2715. Invited lecture presentation at the 141st Meeting of the Acoustical Society of America, Ft. Lauderdale, Florida, Dec 5, 2001.
Assmann, P.F. and Katz, W.F. (2001). Effects of synthesis fidelity on vowel identification: Role of spectral change and voicing source. Journal of the Acoustical Society of America 110(5): p. 2658 (A).
Scott, J.M., Assmann, P.F., and Nearey, T.M. (2001). Intelligibility of frequency-shifted speech. Journal of the Acoustical Society of America 109(5): p. 2316 (A).
Stickney, G.S., Loizou, P.C., Assmann, P.F., Shannon, R.V., and Opie, J.M. (2001). Electrode interaction and speech intelligibillity in multichannel cochlear implants. Proceedings of the 2001 ASILOMAR Conference on Implantable Auditory Prostheses, Pacific Grove, CA, Aug 19-24, 2001.
Stickney, G.S., Loizou, P.C., Mishra, L.N., Assmann, P.F., Shannon, R., Opie, J. (2000). Channel interaction and speech processing strategies for cochlear implants. Journal of the Acoustical Society of America 108: 4aSCa4, p. 2601.
Bharadwaj, S.V. and Assmann, P.F. (2000). Effects of time reversal on consonant identification. Journal of the Acoustical Society of America 108: 4aSCa22, p. 2604.
Stickney, G., Shannon, R., Opie, J. & Assmann, P.F. (2000). Electrode interaction in multichannel cochlear implants with different electrode designs and positions. Abstracts of the 23rd Annual MidWinter Meeting of the Association for Research in Otolaryngology.
Session chair for Clinical Phonetics: Infants and Children for the 14th International Congress of Phonetic Sciences, San Francisco, CA, August 1-8, 1999.
Assmann, P.F. (1999). Vocal tract size and the intelligibility of competing voices. Journal of the Acoustical Society of America 106: 4pSC9.
Assmann, P.F. (1999). Fundamental frequency and the intelligibility of competing sentences. Abstracts of the 22nd Midwinter Meeting of the Association for Research in Otolaryngology, pp. 73-74.
Paschall, D.D. and Assmann, P.F. (1998). Ranking the pitches of concurrent vowels. Journal of the Acoustical Society of America 103, Suppl. 2, 4aSC6, p. 2980.
Stickney, G.S. and Assmann, P.F. (1998). Masking of filtered speech by a single competing voice. Abstracts of the 21st Midwinter Meeting of the Association for Research in Otolaryngology, p. 43.
Stickney, G.S. and Assmann, P.F. (1997). Intelligibility of bandpass-filtered speech. Journal of the Acoustical Society of America 100, Suppl. 2, 3aPP1, p. 2680.
Assmann, P.F. (1996). Tracking and glimpsing speech in noise: Role of fundamental frequency.
Invited lecture presentation with audio demonstrations for the special session on Auditory Organization and Representation, Third Joint Meeting of the Acoustical Society of Japan and the Acoustical Society of America, Honolulu, Dec. 2-6, 1996. Journal of the Acoustical Society of America 100, Suppl. 2, 3aPP1, p. 2680. Web: http://www.utdallas.edu/~assmann/asa96/talk.html
Session chair and moderator for the session on Speech Processing under Adverse Acoustic Conditions, E.S.C.A. Workshop on the Auditory Basis of Speech Perception, Keele University (U.K.), 15-19 July, 1996.
Modeling the perception of speech in the presence of interfering sounds. Invited lecture presented to the Texas Instruments Speech Research Group, Dallas, April 19, 1996.
Organizer and session co-chair (with Randy Diehl) for the special session on Current Directions in Vowel Perception Research, 130th Meeting of the Acoustical Society of America, St. Louis, Nov. 30, 1995.
Assmann, P.F., Katz, W.F., Jenouri, K.M. & Hamilton, P.R. (1995). Identification of natural and synthesized vowels produced by children and adults: Effects of formant frequency variation. Journal of the Acoustical Society of America 98, Suppl. 2, 4pSC3, p. 2964.
Katz, W.F., Assmann, P.F., & Jenouri, K.M. (1995). Identification of natural and synthesized vowels produced by children and adults: Effects of fundamental frequency variation. Journal of the Acoustical Society of America 98, Suppl. 2, 4pSC2, p. 2964.
Assmann, P.F. (1993). Waveform dynamics and the perceptual segregation of concurrent vowels. Journal of the Acoustical Society of America 97, Suppl. 2, 5pSC22, pp. 3419-3420.
Assmann, P.F., Bornstein, L., & Paschall, D.D. (1994). A graphical technique for manipulating the parameters of a speech synthesizer. Abstracts of the Seventeenth Midwinter Meeting of the Association for Research in Otolaryngology, p. 148.
Organizer and session chair for the special session on Production and perception of speech by children, 127th Meeting of the Acoustical Society of America, Austin, Dec 1, 1994.
Assmann, P.F. and Paschall, D.D. (1994). Pitches of concurrent vowels. Journal of the Acoustical Society of America 95, 4pPP16 (A).
Speech perception in the presence of competing sounds, invited presentation for the 25th Anniversary Reunion and Conference of the Department of Linguistics, University of Alberta, Edmonton, Canada, Oct. 28-30, 1994.
Assmann, P.F. and Paschall, D. D. (1993). Perception of concurrent vowels: Pitch Judgments. Abstracts of the Sixteenth Midwinter Research Meeting of the Association for Research in Otolaryngology, p. 258.
Assmann, P.F. (1993). Formant transitions and the identification of concurrent vowels. Journal of the Acoustical Society of America 93, Suppl. 2, 5pSP3, p. 2422.
Paschall, D.D. and Assmann, P.F. (1993). Modeling vowel identification by listeners: A comparison of cepstrum-based and auditory models at reduced signal-to-noise ratios. Journal of the Acoustical Society of America 93, Suppl. 2, 3pSP3, p. 2353.
Assmann, P.F. and Paschall, D.D. (1992). Autocorrelogram models of the segregation of competing voices. Abstracts of the 15th Midwinter Meeting of the Association for Research in Otolaryngology, p.28.
Computational models of the perception of competing voices, Invited lecture and videotape presentation for the session on Computational Models in Hearing, Annual Convention of the American Speech and Hearing Association, San Antonio, Nov. 21, 1992.
Session chair for the session on Cross-language and vowel studies, 122nd Meeting of the Acoustical Society of America, Houston, Nov. 5, 1991.
Hayes, S., Golden, R., & Assmann, P.F. (1991). Categorization of CVC syllables at varying speaking rates. Journal of the Acoustical Society of America 90: Suppl. 2, 3SP3 (A).
Assmann, P.F. and Summerfield, A.Q. (1990). Pitch, vowel quality, and the perceptual segregation of competing voices. Journal of the Acoustical Society of America 88: Suppl. 1, S23 (A). Invited presentation for the special session on the Auditory Representation of Speech, 120th Meeting of the Acoustical Society of America, San Diego, 27 Nov. 1990.
Summerfield, A.Q. and Assmann, P.F. (1990). 'Place' and 'Place-Time' models of the use of fundamental-frequency differences for speech-source segregation. Abstracts of the 13th Midwinter Research Meeting of the Association for Research in Otolaryngology, p.182-183 (A).
Auditory models for the perception of simultaneous voices. Invited lecture presented to the Department of Psychology, The University of Texas at Austin, Jan 11, 1990.
The perceptual segregation of competing voices / Auditory models of the perception of competing voices. Invited lectures presented to the Dept. of Communicative Disorders, Faculty of Applied Health Sciences, Elborn College, The University of Western Ontario, London, Ontario, Canada, Dec 11-12, 1989.
Place and Place-Time models of pitch perception and voice segregation. (With Quentin Summerfield). Invited lecture presented to the Hearing Research Group, Experimental Psychology Dept, Cambridge University, England, Aug. 1988.
Modeling the perceptual segregation of competing voices. (With Quentin Summerfield). Poster presented at the Second Franco-British Meeting on Speech, Brighton, Sussex, July 5, 1988.
Auditory models for the perception of simultaneous speech sounds. Invited talk presented to the Speech Communication Group, Massachusetts Institute of Technology, November 23, 1987.
Assmann, P.F. and Summerfield, A.Q. (1987). Perceptual segregation of concurrent vowels. Journal of the Acoustical Society of America 82: Suppl. 1, CCC8 (A).
Assmann, P.F. (1984). Spectral peaks and the perception of back vowels. Journal of the Acoustical Society of America 76: Suppl. 1, KK9 (A).
Nearey, T.M. and Assmann, P.F. (1984). Listeners' identification of brief windowed segments of natural isolated vowels. Journal of the Acoustical Society of America 76: Suppl. 1, KK1 (A).
Assmann, P.F. and Nearey, T.M. (1983). Perception of height differences in vowels. Journal of the Acoustical Society of America 74: Suppl. 1, SS7 (A).