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Expert System in Artificial Intelligence


An Expert system is a set of programs that manipulate encoded knowledge to solve problem in a specialized domain that normally requires human expertise. Expert system is part of computer application known as artificial intelligence. An expert system can perform a task which is performed by human expert. For example there are three expert system that can diagnose illness, financial forecast. Some expert system is designed to work as human experts while others are designed to help the expert system. It converts the specific subject into software code and these codes are used to answering question. The expert knowledge must be obtained from specialist or in other words expertise. It is divided into two sub system and these two sub system are:

  • Knowledge base
  • Inference engine

Knowledge base

It is a core module of an expert system and represents fact and rules in expert system. It (more…)

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