Expert Systems
...ign a program that could compete with a chess master. The term "Expert System" was introduced, as these computer programs were seen to show the expert knowledge (or expertise) displayed by a human expert. The main features of an expert system are: · The ability to explain its reasoning to the user and deliver advice. · To be able to reason with uncertain data. · It is typically rule based. · It is limited to a specific domain (area of expertise) How does an expert system work? An expert system works by having an interface between the user and the computer performing the tasks. The interface is the part of the expert system that allows the user to input information required for the expert system to make its decisions. User interfaces can come in many forms. The most simple is as set of questions from which the user selects the answers appropriate to their needs. More complicated systems utilise text menus that allow the user to select from a variety of options, narrowing down their question to a domain specific enough for the system to provide and answer. Similarly, others can involve touch screens allowing the user to input information by simply pressing slightly on the computer screen, command line prompts that require the input of text from a keyboar...