Data mining is a new emerging area for the research of artificial intelligence and databases, in which incremental updating of association rules is an important research topic.

数据挖掘是当今国际人工智能和数据库研究的新兴领域，而关联规则的更新是数据挖掘的一个重要研究内容。

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So, how to accurate and promptly gain the structurized data information has become a current vertical search area research big topic.

因此，如何准确、及时地获取结构化数据信息成为了当前垂直搜索领域研究的一大课题。

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