基于向下闭合引理，对时空频繁状态表中的对象进行时空拓扑匹配，得到时空关联规则候选集；

Matching objects in the item set based on downward closure lemma and spatiotemporal topology: we match the objects in order to create the spatiotemporal association candidate set;

youdao

基于向下闭合引理，对时空频繁状态表中的对象进行时空拓扑匹配，得到时空关联规则候选集；

Matching objects in the item set based on downward closure lemma and spatiotemporal topology: we match the objects in order to create the spatiotemporal association candidate set;

youdao