Ivannikov Institute for System Programming of the RAS

Extracting Objects and Their Attributes from Tables in Text Documents.


Astrakhantsev N.


Extracting information from tables is an important and rather complex part of information retrieval.

For the task of objects extraction from HTML tables we introduce the following methods: determining table orientation, processing of aggregating objects (like Total) and scattered headers (super row labels, subheaders).

Full text of the paper in pdf


Information extraction; information retrieval; natural language processing; table processing; table extraction; semi-structured information extraction; html; wiki markup


Proceedings of SYRCoDIS'11: The Seventh Spring Researchers Colloquium on Databases and Information Systems, 2011, pp. 34-47.

Research Group

Information Systems

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