Current projects in speech perception

          Frequency-shifted voice demo #1


          Frequency-shifted voice demo #2.

          Glidden, Assmann & Nearey (2002). Effects of frequency shifts on vowel category judgments, JASA 2aSC6.  Cancun ASA poster in PDF format

Intelligibility of frequency-shifted speech  Click here to download ASA poster in PDF format

Intelligibility of time-reversed speech

Vocal tract size and the intelligibility of competing voices

Fundamental frequency and the intelligibility of competing voices

Perception of Speech in the Presence of Competing Voices

Intelligibility of bandpass-filtered speech

Intelligibility of interrupted speech

Analysis and synthesis of children's speech

Track-Draw - a graphical interface for speech synthesis

Presentation at the 3rd Joint Meeting of the ASA / ASJ

Poster presented at the 130th Acoustical Society Meeting

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 98: 2964.

Poster presented at the 130th Acoustical Society Meeting

William F. Katz, Peter F. Assmann, and Kathleen M. Jenouri (1995). Identification of natural and synthesized vowels produced by children and adults: Effects of fundamental frequency variation. Journal of the Acoustical Society 98: 2964.

Poster presented at the 129th Acoustical Society Meeting

Assmann, P. F. (1993). Waveform dynamics and the perceptual segregation of concurrent vowels. Journal of the Acoustical Society of America 97, pp. 3419-3420.

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