Based on the representation of frequent itemsets of the pruned concept lattice,the merging method of frequent itemsets based on the multiple pruned concept lattice(MPCL) is proposed.

• 文章在研究基于剪枝概念格的频繁项集表示的基础上,提出了基于多剪枝概念格模型的频繁项集表示与挖掘方法。