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CORR
2007
Springer

77views Education» more CORR 2007»

Query Evaluation and Optimization in the Semantic Web

13 years 7 months ago

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We address the problem of answering Web ontology queries eﬃciently. An ontology is formalized as a Deductive Ontology Base (DOB), a deductive database that comprises the ontology...

Edna Ruckhaus, Eduardo Ruiz, Maria-Esther Vidal

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33

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LAWEB
2005
IEEE

147views Internet Technology» more LAWEB 2005»

Optimized Index Structures for Querying RDF from the Web

14 years 1 months ago

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Storing and querying Resource Description Framework (RDF) data is one of the basic tasks within any Semantic Web application. A number of storage systems provide assistance for th...

Andreas Harth, Stefan Decker

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28

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INFOSCALE
2007
ACM

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Mining query logs to optimize index partitioning in parallel web search engines

13 years 9 months ago

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Large-scale Parallel Web Search Engines (WSEs) needs to adopt a strategy for partitioning the inverted index among a set of parallel server nodes. In this paper we are interested ...

Claudio Lucchese, Salvatore Orlando, Raffaele Pere...

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61

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ICDE
2008
IEEE

118views Database» more ICDE 2008»

Robust Runtime Optimization of Data Transfer in Queries over Web Services

14 years 9 months ago

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Self-managing solutions have recently attracted a lot of interest from the database community. The need for self-* properties is more evident in distributed applications comprising...

Anastasios Gounaris, Christos Yfoulis, Rizos Sakel...

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19

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ICSOFT
2008

93views Software Engineering» more ICSOFT 2008»

Strategies for Optimizing Querying Third Party Resources in Semantic Web Applications

13 years 9 months ago