PSYC 2501 Lecture Notes - Lecture 19: Ostrich, Connectionism, Dyslexia
26 Apr 2018
School
Department
Course
Professor
Models for Categorization
o Collins & Quillian model
• Nodes: categories or concepts
▪ Canary, bird, animal
• Links
▪ Connects nodes
• Properties
▪ Features
• Has wings, can fly, has feathers
• Hierarchical
▪ Concepts are ranked, they go from more general to more specific
• Cognitive economy
▪ Shared properties are stored at the highest possible level
• Exceptions are stored at the lower level
• Ostrich can't fly
• Predictions
▪ The amount of time it takes to retrieve info about a concept should
be determined by the distance traveled through network
• True!
▪ Sentence verification task
find more resources at oneclass.com
find more resources at oneclass.com
