Lecture5 Expert Systems And Artificial Intelligence

Expert Systems and Artificial Intelligence Modified from Marakas 2003 Reading: Chapter 7 “ the expert is the one who has made the most mistakes in the domain of interest”

The Concept of Expertise ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Example of “information fit” ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Expert Sytems & Artificial Intelligence ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The Intelligence of Artificial Intelligence ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],So can computers simulate these processes of reasoning? car bike personal Motor bike commercial Land transport bus taxi

How Do Computers Reason? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Types of IF……… Then ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Other Forms of AI ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Neural Network Train it? – supervised Or just let it get on with it? - unsupervised

Genetic Algorithm mutation crossover Used in scheduling (timetabling?), design, marketing

The Concept and Structure of Expert Systems ,[object Object],[object Object],[object Object],[object Object]

Common Expert System Architecture User Knowledge Engineer User Interface Inference Engine Knowledge Base User Environment KE Tool Kit KE Interface Development Environment Organization Systems Interface

The User Interface in an ES ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The Knowledge Base – the “Brains” ,[object Object],[object Object],[object Object],[object Object]

The Inference Engine – “the brawn”! ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Chaining ,[object Object],[object Object],[object Object],[object Object]

Forward Chaining Example ,[object Object],[object Object],[object Object],[object Object],[object Object]

Backward Chaining Example ,[object Object],[object Object],[object Object],[object Object],[object Object]

Real Chaining Example ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Expert Systems Shells ,[object Object],[object Object],[object Object]

Building an Expert System ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Pre-design Activities ,[object Object],[object Object],[object Object],[object Object],[object Object]

Benefits of Expert Systems ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Limitations Associated With ES’s ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Key Point Summary ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Area of Research for Coursework ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Lecture5 Expert Systems And Artificial Intelligence

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Lecture5 Expert Systems And Artificial Intelligence