Mukund Devarajan

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A visual speech training aid for persons with hearing impairments has been developed using a Windows-based multimedia computer. In previous papers, the signal processing steps and display options have been described for giving real-time feedback about the quality of pronunciation for 10 steady-state American English monopthong vowels This vowel training aid(More)
Several improvements in the vowel articulation training aid (VATA) are described, as well as the efforts to extend the visual feedback system to operate with short words in the form of consonant, vowel and consonant (CVC). The extended version of the visual feedback system is referred to as CATA (Computer-based Articulation Training Aid); the vowel version(More)
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