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Expert Systems I Michal Pěchouček Gerstner Laboratory for Intelligent Decision Making and Control

Expert System Functionality ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Expert Systems Classification ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Underlying Philosophy ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Expert System Architecture inference engine world model knowledge base user knowledge base editor preceptors explanation subsystem explanation subsystem

Rule-Based System ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Rule-Based System Example ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],? here  no ? seen  no ? holiday  no sick ? here  yes fine ? here  yes ? holiday  yes sick

Data-driven × Goal-driven here seen holiday absent building home fine sick data driven goal driven

Data-driven × Goal-driven ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Knowledge Representation in ES ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Model Based Reasoning ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Qualitative Reasoning ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

QSIM – A Constraints Based Approach ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

QSIM – A Pendulum Example ,[object Object],[object Object],[object Object],[object Object],a a v s min,std 0,std max,std -,dec 0,std +,dec max,std a +,dec max,std +,inc 0,std v +,inc +,inc +,inc 0,std s min,std 0,std 0,std +,inc 0,std -,inc min,std a -,inc min,std -,dec 0,std v +,dec +,dec +,dec max,std s

Case Based Reasoning ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Knowledge Evolution ,[object Object],[object Object]

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