Then, this paper proposed an increment update algorithm TW-CFI based on frequent pattern trees and sliding windows.This algorithm adapted the characteristics of data streams.

• 然后,基于频繁模式树,结合滑动窗口技术提出了一种增量更新算法TW-CFI,它能适应数据流的特点并且可以挖掘数据流频繁闭项集信息。