An improved incremental updating algorithm SFUP is developed based on study of the principle and efficiency of FUP algorithm.

通过对挖掘关联规则增量更新中FUP算法的关键思想以及性能进行了研究，提出了改进的FUP算法SFUP。

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First, the article discusses the basic ideas of current FUP algorithm, then improves it on this basis, proposes an enhanced FUP algorithm EFUP, and presents the concrete process.

首先，该文讨论了现有的FUP算法的基本思想，然后在此基础上对其进行改进，提出了改进的FUP算法EFUP，给出了具体实现方法。

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