"d-o-e-s-not-c-o-m-p-u-t-e": Vowel Hyperarticulation in Speech to an Auditory-visual Avatar

Examining humans’ speech to other humans or an auditoryvisual avatar before and after the computer makes a listening “error” findsowel durations are found to be longer in Computerthan Human-Directed Speech (especially in speech repairs after computer errors), and there is greater vowel hyperarticulation in Computer Than Human- Directed Speech both before and before error correction.