Abstract:Metadata location and classification is an important problem for large-scale structured datasets. For example, Web tables \cite{wt_corpus} have hundreds of millions of tables, but often have missing or incorrect labels for rows (or columns) with attribute names. Such errors \cite{wtitles} significantly complicate all data management tasks such as {\em query processing, data integration, indexing}, etc. Different sources or authors position metadata rows/columns differently inside a table, which makes its relia… Show more
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