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Sun, Oct 9, 9:00 - 9:25, Governors C     Paper (refereed)
Recommended Citation: Chrysler, E.  Using Decision Tree Analysis to Develop an Expert System.  In The Proceedings of the Information Systems Education Conference 2005, v 22 (Columbus OH): §4113. ISSN: 1542-7382. (A later version appears in Information Systems Education Journal 4(55). ISSN: 1545-679X.)
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Using Decision Tree Analysis to Develop an Expert System

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Refereed12 pages
Earl Chrysler    [a1] [a2]
CIS Department
Black Hills State University    [u1] [u2]
Spearfish, South Dakota, USA    [c1] [c2]

The development of an expert system typically requires a two-member team: the knowledge engineer and the expert. The knowledge engineer needs to extract information from the expert to build a knowledge base that is then used with a set of logical rules to develop the expert system. While performing a review of the literature in the area of expert systems one may locate several articles that demonstrate the use and effectiveness of expert systems, there is no discussion of any methodology used to develop the expert system. Upon reviewing various methods of determining an approach to logically analyze the results of sequential decision-making, one notes that a popular and apparently efficient method frequently used in this type of situation is the decision tree method. This paper suggests that a very efficient method a knowledge engineer could use is the decision tree analysis approach.

Keywords: expert system, decision tree analysis, logical flowcharting

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