FP-Tree算法是关联规则挖掘算法，和经典的Apriori算法相比，有很大优势。-FP-Tree algorithm is association rule mining algorithm, and classical Apriori algorithm, there is a great advantage.

关联规则挖掘用以发现商品销售中的顾客购买模式。本源代码给出了关联规则挖掘算法中最经典的算法Apriori算法的实现。-Association rule mining to find merchandise sales in customer buying patterns. Source code gives the association rules mining algorithm is the most classic Apriori algorithm.

关联规则挖掘的FP算法java代码实现。里面包含两个.java文件，其中FPGrowth.java是程序入口-Implementation of FP algorithm for association rule mining. Which contains two .java files, where FPGrowth.java is the program entry