Fuzzy set theory was employed to perform approximate matching and thus to reduce potential noise in case retrieval,and the SCBR technology was used to implement the adaptation and reuse for case.

• 其中模糊集理论被用来进行相似性匹配从而降低噪音在案例检索时的干扰,SCBR技术用来实施对案例的修改和重用。