基于案例系统通过模拟人们分析和处理问题的方式,以达到辅助决策的目的。案例标引和获取是基于案例系统中的两个重要环节。针对已有方法的不足,提出一种新的案例标引和获取方法。 Based on the case system, people can analyze and deal with the problem by simulating the way to achieve the purpose of decision support. Case indexing and acquisition are based on two important aspects of the case system. Aiming at the shortcomings of the existing methods, a new case indexing and acquisition method is proposed.