Knowledge in context: A strategy for expert system maintenance

Author(s):  
P. Compton ◽  
R. Jansen
Author(s):  
Cut Rizki Putri Amalia

The research objective is to design an expert system to diagnose the stress level of learning in high school students using the web-based Forward Chaining method. It is hoped that it can be used as an initial alternative to determine the level of stress experienced by students in learning. The research method fully uses a system development model consisting of the need for stages, making prototypes, evaluation stages, and system maintenance. The results of this study succeeded in making an expert system design to diagnose the stress level of learning in high school students using the Forward Chaining method and analyzing the results of the IF THEN ELSE calculations using Forward Chaining.


1986 ◽  
Author(s):  
George Drastal ◽  
Tom DuBois ◽  
Lorin McAndrews ◽  
Stan Raatz ◽  
Nick Straguzzi

1992 ◽  
Vol 9 (4) ◽  
pp. 189-196 ◽  
Author(s):  
Ian Watson ◽  
Andrew Basden ◽  
Peter Brandon

1993 ◽  
Vol 2 (4) ◽  
pp. 223 ◽  
Author(s):  
Wang Chengen ◽  
Zhu Jianying ◽  
Wei Zhongxin
Keyword(s):  

1987 ◽  
Vol 26 (01) ◽  
pp. 13-23 ◽  
Author(s):  
H. W. Gottinger

AbstractThe purpose of this paper is to report on an expert system in design that screens for potential hazards from environmental chemicals on the basis of structure-activity relationships in the study of chemical carcinogenesis, particularly with respect to analyzing the current state of known structural information about chemical carcinogens and predicting the possible carcinogenicity of untested chemicals. The structure-activity tree serves as an index of known chemical structure features associated with carcinogenic activity. The basic units of the tree are the principal recognized classes of chemical carcinogens that are subdivided into subclasses known as nodes according to specific structural features that may reflect differences in carcinogenic potential among chemicals in the class. An analysis of a computerized data base of known carcinogens (knowledge base) is proposed using the structure-activity tree in order to test the validity of the tree as a classification scheme (inference engine).


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