Maintenance of Discovered Association Rules: When to update?

In this paper, we devise an algorithm with which we canestimate the difference between the association rules in adatabase before and after it is updated. The estimateddifference can be used to determine whether we update themined association rules or not. If the estimated difference islarge, then it is time to update the mined association rulesin order to discover and learn the new rules and discard theold ones. If the estimated difference is small, then the rulesin the original...