Expert System: Knowledge Base, Inference Engine & User Interface
Expert System: Knowledge Base, Inference Engine & User Interface ( Pradipta Bandyopadhyay , MLISc. Day Batch 2023-24) An expert system can be defined as a computer system that embodies knowledge about a specific problem domain and can solve problems from the domain using its knowledge with a degree of expertise that is comparable to that of a human expert. According to Brachman an expert system can have the different characteristics such as, expertise, symbol manipulation, intelligence, complexity, reformulation, reasoning about self, type of task. The major components of an Expert system are as follows: A knowledge base An inference engine The User interface fig: Basic structure of an Expert System Knowledge Base A knowledge base embodies the part of the domain knowledge that should be included in an expert system. It consists of facts, relationships and heuristics relevant to the particular domain. A Knowledge Base comprises d...