Expert Systems

Expert Systems

1. An expert system is an application that seeks to mimic the knowledge and experience of a human expert. An expert system is designed to provide reasonable answers when given a set of conditions about the problem in hand.

2. An expert system works when someone comes along and asks them advice about a problem. The expert asks a series of questions to help formulate an answer.

3. Some uses include

   • Online medical system for diagnosing a problem
   • Government services such as working out tax and benefits
   • Finance firm making loan decisions

4. Advantages & Disadvantages

   • Does not get tired
   • Expert advice available all the time
   • Can be used as a training aid to increase the expertise of staff
   • Usually only covers a narrow range of knowledge
   • Unlikely to come up with creative solutions
   • Does not learn from mistakes