One of the most popular methods for representing knowledge is in the form of Production Rules. These are in the form of:
if conditions then conclusion
Example: MYCIN[Shortliffe, Edward H., Computer Based Medical Consultations: MYCIN, American Elsevier, 1976. Buchanan, Bruce G. and Shortliffe, Edward H., Rule-Based Expert Systems, Addison-Wesley, 1984.]
Rule 27 If 1) the gram stain of the organism is gram negative, and 2) the morphology of the organism is rod, and 3) the aerobicity of the organism is anaerobic, Then: There is suggestive evidence (. 6) that the identity of the organism is Bacteroides.
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