不完全数据库中关联规则的两种求估方法

Two estimable methods of association rules in incomplete databases

在关系数据库中 ,数据丢失现象常常是不可避免的。在不完全数据库中挖掘关联规则的关键问题是如何估算关联规则的支持度和置信度。给出了不完全数据库中关联规则挖掘的两种求估方法 。

Missing data is often inevitable in relational databases. It is an important subject in mining association rules how to estimate the support and confidence value of an association rule induced from incomplete databases. In this paper, we introduced two estimation methods for mining association rules from incomplete databases and briefly compare these two methods.