6974 search results - page 24 / 1395 » Querying Semi-Structured Data |
112
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WWW
2011
ACM
14 years 4 months ago
2011
ACM
Query logs of a Web search engine have been increasingly used as a vital source for data mining. This paper presents a study on largescale domain-independent entity extraction fro...
WAIM
2009
Springer
15 years 4 months ago
2009
Springer
Abstract. Modern large distributed applications, such as telecommunication and banking services, need to respond instantly to a huge number of queries within a short period of time...
112
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SSD
2007
Springer
15 years 3 months ago
2007
Springer
We address continuously processing an aggregation join query over data streams. Queries of this type involve both join and aggregation operations, with windows specified on join ...
AAAI
2007
14 years 12 months ago
2007
In this paper, we propose to mine query hierarchies from clickthrough data, which is within the larger area of automatic acquisition of knowledge from the Web. When a user submits...
104
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WWW
2010
ACM
15 years 4 months ago
2010
ACM
The Semantic Web community, until now, has used traditional database systems for the storage and querying of RDF data. The SPARQL query language also closely follows SQL syntax. A...