Contents a What is knowledge? Rules as a knowledge representation technique The main players in the development team Structure of a rule- based expert system a Characteristics of an expert system Forward chaining and backward chaining Conflict resolution What is uncertainty? Certainty factors theory and evidential reasoning 2021/1/27 EIE426-AICV2021/1/27 EIE426-AICV 2 Contents ◼ What is knowledge? ◼ Rules as a knowledge representation technique ◼ The main players in the development team ◼ Structure of a rule-based expert system ◼ Characteristics of an expert system ◼ Forward chaining and backward chaining ◼ Conflict resolution ◼ What is uncertainty? ◼ Certainty factors theory and evidential reasoning