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Peer reviewedWillis, Lori H.; Koul, Rajinder K.; Paschall, D. Dwayne – Education and Training in Mental Retardation and Developmental Disabilities, 2000
A study evaluated the performance of 12 individuals with mental retardation on a post-perceptual discourse comprehension task. Three text-to-speech systems (DECTalk, MacinTalk, and Real Voice) were used to present stimulus passages. The DECTalk synthetic voice showed a non-significant trend toward superior accuracy scores on the comprehension…
Descriptors: Adults, Augmentative and Alternative Communication, Communication Aids (for Disabled), Listening Comprehension
Peer reviewedEspy-Wilson, Carol Y.; Chari, Venkatesh R.; MacAuslan, Joel M.; Huang, Caroline B.; Walsh, Michael J. – Journal of Speech, Language, and Hearing Research, 1998
A study tested the quality and intelligibility, as judged by several listeners, of four users' electrolaryngeal speech, with and without filtering to compensate for perceptually objectionable acoustic characteristics. Results indicated that an adaptive filtering technique produced a noticeable improvement in the quality of the Transcutaneous…
Descriptors: Acoustics, Augmentative and Alternative Communication, Communication Aids (for Disabled), Speech Communication
