6974 search results - page 933 / 1395 » Querying Semi-Structured Data |
167
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ENTCS
2006
15 years 6 months ago
2006
This work describes the architecture of Contorsion, a semantic XPath processor that acts over an RDF mapping of XML. It contributes to a recent research trend that defines an XML-...
176
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MICS
2008
15 years 6 months ago
2008
Multi-level overlay graphs represent a speed-up technique for shortest paths computation which is based on a hierarchical decomposition of a weighted directed graph G. They have b...
136
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FUIN
2007
15 years 6 months ago
2007
We give formulations for modal deductive databases and present a modal query language called MDatalog. We define modal relational algebras and give the seminaive evaluation algor...
176
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CG
2004
Springer
15 years 6 months ago
2004
Springer
Very large polygonal models are frequently used in scientific computing, mechanical engineering, or virtual medicine. An effective technique to handle these large models is occlus...
175
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IJCGA
2000
15 years 6 months ago
2000
We present e cient algorithms for several instances of the following facility location problem. Facilities and demand sites are represented as points in the plane. Place k obnoxio...