2492 search results - page 351 / 499 » Ontology-based Database Access |
263
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VLDB
2007
ACM
16 years 6 months ago
2007
ACM
Abstract Peer-to-peer (P2P) networks have become a powerful means for online data exchange. Currently, users are primarily utilizing these networks to perform exact-match queries a...
244
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VLDB
2008
ACM
16 years 6 months ago
2008
ACM
The existing predictive spatiotemporal indexes can be classified into two categories, depending on whether they are based on the primal or dual methodology. Although we have gaine...
270
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VLDB
2009
ACM
16 years 6 months ago
2009
ACM
Information is valuable to users when it is available not only at the right time but also at the right place. To support efficient location-based data access in wireless data broad...
244
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SIGMOD
2007
ACM
16 years 6 months ago
2007
ACM
Dataspaces are collections of heterogeneous and partially unstructured data. Unlike data-integration systems that also offer uniform access to heterogeneous data sources, dataspac...
280
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SIGMOD
2007
ACM
16 years 6 months ago
2007
ACM
Keyword search enables web users to easily access XML data without the need to learn a structured query language and to study possibly complex data schemas. Existing work has addr...