PSY315H5 Lecture Notes - Lecture 2: Categorical Perception, University Of Manchester, Eye Tracking
Document Summary
Lecture 2 contrastive: capable of conveying contrast relative to other sounds contrast: create a difference in meaning if you substitute that sound for another in some particular context ex. Pill: p" sound, substitute it for b" and substitute it for a different meaning (bill, p" and b" are different sounds of the english language, because they are contrastive ex. Tend to see the emergence of perception abilities before they are able to produce those in their own speech. What is the initial state: one possibility. All just undifferentiated noise: brain is categorizing them equally, maybe you start to differentiate between quiet and noisy sounds. Set of progressively finder distinctions that are made over the course of development. Indirect measure of interest in the child sucking rate decreases because it"s boring) and then play what is perceived by infant as a new sound i. ii. If they perceive it as different then sucking rate should increase (it"s new, interesting)
