Semantic Networks PSY 311

These flashcards cover key concepts related to semantic networks as discussed in the PSY 311 lecture, including models of concept organization and cognitive structures.

Semantic Network

A representation of knowledge in the brain where concepts are linked by relationships.

Cognitive Economy

The principle that features are stored at the most general level possible in a hierarchical semantic network.

Inheritance

In semantic networks, lower-level items share properties of higher-level items.

Feature Comparison Model

A model stating that when comparing concepts, one first compares all features followed by defining features.

Spreading Activation Model

A model of semantic processing where activation spreads from an activated node to related nodes.

Typicality Effect

The phenomenon where some instances of a category are more readily acknowledged as members than others.

Schema

A cognitive structure that organizes clusters of knowledge and helps assimilate new information.

Node

In a semantic network, a concept or entity that can be activated.

Link

The connection between nodes in a semantic network that indicates a relationship.

Script

A schema for a sequence of events in specific contexts.