REVIEW TEST 2 CS724 test on March 21, 1996 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 iterative deepening limited depth, roll over, futility cutoff, beam search PROGRAMMING generating English using a DCG (grammar2.pl) GUS (FRL) rule based system (RULES) Chapter 11 Knowledge Representation Chapter 12 Game Playing Chapter 8 Statistical Reasoning (not Dempster-Shafer or Bayesian Networks)