3456 search results - page 306 / 692 » Semantics in Spatial Databases |
208
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XSYM
2010
Springer
15 years 5 months ago
2010
Springer
Keys for XML data trees can uniquely identify nodes based on the data values on some of their subnodes, either in the entire tree or relatively to some selected subtrees. Such keys...
173
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MIR
2005
ACM
16 years 8 days ago
2005
ACM
Learning semantics from annotated images to enhance content-based retrieval is an important research direction. In this paper, annotation data are assumed available for only a sub...
186
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BMCBI
2007
15 years 6 months ago
2007
Background: Recent advances in Web and information technologies with the increasing decentralization of organizational structures have resulted in massive amounts of information r...
217
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SPIESR
2001
15 years 8 months ago
2001
Humans tend to use high-level semantic concepts when querying and browsing multimedia databases; there is thus, a need for systems that extract these concepts and make available a...
177
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WWW
2003
ACM
16 years 7 months ago
2003
ACM
The Semantic Web envisions a World Wide Web in which data is described with rich semantics and applications can pose complex queries. To this point, researchers have defined new l...