PSY384H5 Lecture Notes - Lecture 7: Eye Tracking, Speech Perception, Longitudinal Study
Document Summary
Infants deploy selective attention to the mouth of a talking face when learning speech: before canonical babbling (4 months, particular type of babbling where they alternate the vowels and consonants. Bababa gagaga they look at the eyes: they don"t try to produce the speech sounds (look at the eyes for both english and. Two classic theories on speech perception: motor theory (al liberman, haskins, we perceive speaker"s intended phonetic gestures (invariants, speech perception automatically mediated by innate specialized speech module, speech perception and production share common link/processing strategy, original theory. Invariants actual vocal gestures: revised theory. In many languages, have to have agreement within words on the presence/absence of certain features or gestures. Exemplar theorists have challenged speaker normalization: participants given word list to memorize: words were recognized as familiar most efficiently if spoken in same voice. Speech synthesis from text: why? assist handicapped people read your email and text messages better computer devices (ex.
