The Algorithm compresses date set contained peculiarity pattern into a FP-tree, and mines peculiarity pattern from the FP-tree, therefore to improve mining efficiency of peculiarity pattern.

• 该算法将包含特异模式的数据集压缩成一棵FP树，通过挖掘FP树来提取特异模式集，从而进一步提高了特异模式的挖掘效率。