5954 search results - page 475 / 1191 » Querying Bi-level Information |
206
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WISE
2006
Springer
16 years 1 months ago
2006
Springer
Filtering queries are widely used in data stream applications. As more and more filtering queries are registered in high-speed data stream management system, the processing efficie...
198
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WIDM
2004
ACM
16 years 15 days ago
2004
ACM
Abstract— Peer-to-Peer networking has become a major research topic over the last few years. Sharing of structured data in such decentralized environments is a challenging proble...
200
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CIKM
2004
Springer
16 years 14 days ago
2004
Springer
Indexing XML is crucial for efficient XML query processing. We propose a compact tree (Ctree) for XML indexing, which provides not only concise path summaries at group level but a...
181
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WEBDB
2004
Springer
16 years 13 days ago
2004
Springer
On the Web, there is a pervasive use of XML to give lightweight semantics to textual collections. Such documentcentric XML collections require a query language that can gracefully...
225
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SSDBM
2002
IEEE
15 years 12 months ago
2002
IEEE
This paper presents an approach to answering queries over an ontology modelled using a description logic. The ontology acts as a global schema, providing a declarative description...