Expert systems are systems incorporate the knowledge and problem solving skills of a human expert, such as a physician, a nuclear scientist, or an automotive engineer. These systems are branch of Artificial intelligence (AI).
An expert system has three main components:
- a knowledge base,
- an inference engine, and
- a user interface.
Expert system is the computer program that imitates human thinking through complicated sets of “if-then” rules.
Expert system allows computer software that imitates human thinking and offers advice on or solution to complex problems.