5954 search results - page 441 / 1191 » Querying Bi-level Information |
193
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SACMAT
2004
ACM
16 years 14 days ago
2004
ACM
Ubiquitous computing uses a variety of information for which access needs to be controlled. For instance, a person’s current location is a sensitive piece of information, which ...
173
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COOPIS
2003
IEEE
16 years 10 days ago
2003
IEEE
Computational Grids are distributed systems that provide access to computational resources in a transparent fashion. Collecting and providing information about the status of the Gr...
181
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GI
2003
Springer
16 years 7 days ago
2003
Springer
Abstract. The paper describes a set of approaches for representing and accessing information within a semantically structured information portal, while offering the possibility to ...
242
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ACSC
2000
IEEE
15 years 11 months ago
2000
IEEE
Information retrieval systems can be partitioned into two main classes: large-scale systems that make use of an inverted index or some other auxiliary data structure, intended for...
167
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AGENTS
1997
Springer
15 years 11 months ago
1997
Springer
To facilitate the rapid development and open system interoperability of autonomous agents we need to carefully specify and effectively implement various classes of agent behaviors...