REVIEW TEST 2
CS724
test on March 19, 1997
- presentation by Brian Slator
knowledgeable avitars
- EXPERT SYSTEMS
the TAKE CARE OF YOURSELF examples (
skin rash table,
skin rash flowchart,
cold table)
parts of a rule based system (working memory, inference engine, rules)
reasoning under uncertainty and missing data,
explanation capability,
MYCIN, DENRAL
examples: robot languages: RULES knowledge engineering crossing program
- Statistical reasoning
probability - Bayesian statistics
Fuzzy sets, Fuzzy logic
CF (certainty factors)
- UNDERSTANDING ENGLISH BY COMPUTER
syntax/semantics
example systems: ELIZA, SHRDLU, LADDER
grammar rules RTN, ATN text generation (using the DCG program)
cases (agent, object instrument etc.)
frames (and FRL) networks of frames (also known as semantic networks)
using frames to describe sentences
using frames to specify parsing/interpretation restrictions
CD (conceptual dependency - Schank)
GUS and FRL
- Game Playing
zero sum game
min/max search
alpha/beta i
terative deepening
limited depth,
roll over,
futility cutoff,
beam search
- PROGRAMMING
generating English using a DCG (grammar2.pl)
GUS (FRL) rule based system (RULES)