APRIORI算法是十大经典数据挖掘算法之一，核心思想是通过候选集生成和情节的向下封闭检测两个阶段来挖掘频繁项集。(APRIORI is one of the ten classic data mining algorithms. The core idea of APRIORI is to mine frequent itemsets through two stages: candidate generation and closed down detection.)