820 search results - page 6 / 164 » Deep web data extraction |
ER
2010
Springer
14 years 8 months ago
2010
Springer
Abstract. This paper introduces an approach to address the problem of accessing conventional and geographic data from the Deep Web. The approach relies on describing the relevant d...
WECWIS
2008
IEEE
15 years 4 months ago
2008
IEEE
We present ISENS, a distributed, end-to-end, ontologybased information integration system. In response to a user’s query, our system is capable of retrieving facts from data sou...
KCAP
2011
ACM
14 years 13 days ago
2011
ACM
Open Information Extraction extracts relations from text without requiring a pre-specified domain or vocabulary. While existing techniques have used only shallow syntactic featur...
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ADMA
2009
Springer
15 years 4 months ago
2009
Springer
Abstract. Crawling the deep web often requires the selection of an appropriate set of queries so that they can cover most of the documents in the data source with low cost. This ca...
DEEC
2007
IEEE
15 years 3 months ago
2007
IEEE
The crawler engines of today cannot reach most of the information contained in the Web. A great amount of valuable information is "hidden" behind the query forms of onli...