3969 search results - page 669 / 794 » Query Processing Using Ontologies |
160
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PVLDB
2008
15 years 4 months ago
2008
Despite the intense interest towards realizing the Semantic Web vision, most existing RDF data management schemes are constrained in terms of efficiency and scalability. Still, th...
174
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PVLDB
2010
15 years 3 months ago
2010
Supporting legacy applications when the database schema evolves represents a long-standing challenge of practical and theoretical importance. Recent work has produced algorithms a...
176
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ICDT
2012
ACM
13 years 7 months ago
2012
ACM
A universal model of a database D and a set Σ of integrity constraints is a database that extends D, satisfies Σ, and is most general in the sense that it contains sound and co...
183
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KDD
2012
ACM
13 years 7 months ago
2012
ACM
Heterogeneous information networks that contain multiple types of objects and links are ubiquitous in the real world, such as bibliographic networks, cyber-physical networks, and ...
130
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WSDM
2009
ACM
15 years 11 months ago
2009
ACM
Readability is a crucial presentation attribute that web summarization algorithms consider while generating a querybaised web summary. Readability quality also forms an important ...