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chapter 9
conceptual knowledge
| Term | Definition |
|---|---|
| definitional approach | based on whether the object meets the definition of the category |
| prototype approach | comparing the object to a typical member of the category called a prototype |
| exemplar approach | category is determined by comparing an object to specific known examples in the category |
| typicality effect | people judge highly protypical objects more rapidly |
| sentence verification test | true or false questions verified rapidly |
| global mind catergory | superordinate (furniture) |
| basic mind category | table |
| specific mind category | subordinate (kitchen table) |
| semantic network approach | concepts are arranged in networks |
| spreading activation | spreads out along any link connected to an activated mode |
| lexical decision task | respond word/ non word as fast as possible |
| cognitive memory | shared properties are stored just once at higher nodes |
| connectionism | creating computer models for representing cognitive processes |
| input units | activated by environmental stimuli |
| hidden units | receive signals from input units |
| output units | receive signals from hidden units |
| connection weights | how signals sent from one unit to another increase or decrease the activity of the next unit |
| back propagation | error signals provide info that allows connection weights to be adjusted |
| Sensory-functional hypothesis | ability to differentiate living things and artifacts depends on separate memory systems |
| multiple-factor approach | considers more than just sensory and functional features |
| embodied approach | reactivation of sensory and motor associations with objects |