PSYC 2700 Lecture Notes - Lecture 6: Lexical Decision Task, Semantic Similarity, Central Tendency
24 May 2016
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Document Summary
Memory for your trip to eiffel tower (episodic) Memory that eiffel tower is in paris (semantic) Major theoretical issues: how"s meaning psychologically represented, how"s info about meaning retrieved. How is semantic knowledge represented: the collins and quillian (and loftus) model. Nodes in a network: network: interrelated set of concepts or interrelated body of knowledge, node: point of location in semantic space, pathways: labeled, directional associations b/w concepts. Proposition: relationship b/w 2 concepts: property statement: x has the property or feature y (e. g. a robin has wings , isa statement: x is a y (e. g. , a robin is a bird ) Animal has skin, can move, eats, breathes: bird wings, flies, feathers. Ostrich tall, long legs, can"t fly: fish fins, can swim, has gills. Salmon edible, pink, swims up river. Access and retrieval: the collins and quillian (and loftus) model. Spreading activation: mental activity of accessing & retrieving info from this network.
