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» Exploiting web search engines to search structured databases
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CIKM
2005
Springer
15 years 3 months ago
ViPER: augmenting automatic information extraction with visual perceptions
In this paper we address the problem of unsupervised Web data extraction. We show that unsupervised Web data extraction becomes feasible when supposing pages that are made up of r...
Kai Simon, Georg Lausen
WEBDB
2004
Springer
154views Database» more  WEBDB 2004»
15 years 3 months ago
Twig Query Processing over Graph-Structured XML Data
XML and semi-structured data is usually modeled using graph structures. Structural summaries, which have been proposed to speedup XML query processing have graph forms as well. Th...
Zografoula Vagena, Mirella Moura Moro, Vassilis J....
IJCAI
2003
14 years 11 months ago
Concept Linking for Information Integration in Open Book and Sentinel
Opening up large amounts of loosely structured information for easy access and use is a complex problem. This paper describes two systems that address different aspects of the pro...
Stuart Watt
WWW
2008
ACM
15 years 10 months ago
Using graphics processors for high-performance IR query processing
Web search engines are facing formidable performance challenges due to data sizes and query loads. The major engines have to process tens of thousands of queries per second over t...
Shuai Ding, Jinru He, Hao Yan, Torsten Suel
CIKM
2005
Springer
15 years 3 months ago
Concept-based interactive query expansion
Despite the recent advances in search quality, the fast increase in the size of the Web collection has introduced new challenges for Web ranking algorithms. In fact, there are sti...
Bruno M. Fonseca, Paulo Braz Golgher, Bruno P&ocir...