模式抽取在半结构化数据研究领域中具有重要意义。

Extracting schema is important in the field of semistructured data research.

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这是一个相当简单的从半结构化数据到HTML的映射。

This is a fairly simple mapping from semi-structured data to HTML.

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这是一个相当简单的从半结构化数据到HTML的映射。

This is a fairly simple mapping from semi-structured data to HTML.

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