Proceedings of ISP RAS

Extracting Objects and Their Attributes from Tables in Text Documents.

Nikita Astrakhantsev.


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).


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


Proceedings of the Institute for System Programming, vol. 21, 2011, pp. 297-310.

ISSN 2220-6426 (Online), ISSN 2079-8156 (Print).

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