1737 search results - page 172 / 348 » Conceptual approaches for defining data, information, and kn... |
204
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GLOBECOM
2010
IEEE
15 years 4 months ago
2010
IEEE
In this paper, we study the problem of transmission power control and its effects on the link-scheduling performance when a set of end-to-end flows established in the network are g...
201
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DLOG
2008
15 years 8 months ago
2008
Answering queries posed over knowledge bases is a central problem in knowledge representation and database theory. In databases, query containment is one of the important query op...
204
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WEBDB
2010
Springer
15 years 4 months ago
2010
Springer
The Semantic Web, which represents a web of knowledge, offers new opportunities to search for knowledge and information. To harvest such search power requires robust and scalable ...
174
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COOPIS
2004
IEEE
15 years 10 months ago
2004
IEEE
Semantically heterogeneous and distributed data sources are quite common in several application domains such as bioinformatics and security informatics. In such a setting, each dat...
167
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SEBD
2004
15 years 7 months ago
2004
Abstract. The need to compress data into synopses of summarized information often arises in many application scenarios, where the aim is to retrieve aggregate data efficiently, pos...