Lecture 4 Meaning-Based Knowledge Representations

Question 1

The Kintsch Notation

Answer 1

Way of noting prepositions. In the Kintsch notation the relation is outside parentheses with entities related being on the inside of the parentheses.

Question 2

Anderson Notation

Answer 2

Notation for propositions that draws a network diagram with the entities and relation labeled by the roles they fill.

Question 3

Evidence for Propositions as unit ideas

Answer 3

Fan effect- Anderson
Kintsch - showed that number f propositions is a decent predictor of the time required to read and understand a paragraph, even when the number if words vary.

Question 4

Episodic Memory

Answer 4

Memory for episodes of our life.

Question 5

Semantic Memory

Answer 5

Memory for meaning of knowledge.

Question 6

Schematic

Answer 6

A general word for knowledge units bigger than propositions.

Question 7

W. Brewer and J. Treyens 1981

Answer 7

Room scheme experiment. Students misremembered items from a room that they waited in. The students were told that the waiting room was an office and students inferred that office-like objects were present when the were not. They were tapping into the office schema.

Question 8

Event Schemas

Answer 8

Bower, Black, and Turner 1979
Examined the psychological validity of scripts. A script is the event schema contains the actions, the roles people play, ad the objects typically found in ascertain kind of activity.

Question 9

Proposition

Answer 9

Considered a unit of an idea. A proposition is a relation together with the entities it relates.