820 search results - page 52 / 164 » Deep web data extraction |
BTW
2003
Springer
15 years 3 months ago
2003
Springer
Abstract: Query languages for XML such as XPath or XQuery support Boolean retrieval where a query result is a (possibly restructured) subset of XML elements or entire documents tha...
WWW
2010
ACM
15 years 4 months ago
2010
ACM
We present Content Extraction via Tag Ratios (CETR) – a method to extract content text from diverse webpages by using the HTML document’s tag ratios. We describe how to comput...
AUSAI
2003
Springer
15 years 3 months ago
2003
Springer
Abstract. In this paper, we describe a new approach to information extraction that neatly integrates top-down hypothesis driven information with bottom-up data driven information. ...
VLDB
2001
ACM
15 years 2 months ago
2001
ACM
Constrained gradient analysis (similar to the “cubegrade” problem posed by Imielinski, et al. [9]) is to extract pairs of similar cell characteristics associated with big chan...
PAKDD
2010
ACM
15 years 1 months ago
2010
ACM
We present a general framework for the task of extracting specific information “on demand” from a large corpus such as the Web under resource-constraints. Given a database wit...