2269 search results - page 185 / 454 » Query Incentive Networks |
175
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DCOSS
2007
Springer
15 years 10 months ago
2007
Springer
Sensor networks are often used to sense the physical world and provide observations for various uses. In hostile environments, it is critical to control the network access to ensur...
165
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WWW
2001
ACM
16 years 6 months ago
2001
ACM
A wealth of information is available on the Web. But often, such data are hidden behind form interfaces which allow only a restrictive set of queries over the underlying databases...
143
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ATMOS
2008
15 years 7 months ago
2008
We present an extension of the well-known time-expanded approach for timetable information. By remodeling unimportant stations, we are able to obtain faster query times with less s...
261
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ICDE
2004
IEEE
16 years 7 months ago
2004
IEEE
We examine the problem of evaluating selection queries over imprecisely represented objects. Such objects are used either because they are much smaller in size than the precise on...
179
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SIGMOD
2004
ACM
16 years 6 months ago
2004
ACM
Peer data management systems (PDMS) offer a flexible architecture for decentralized data sharing. In a PDMS, every peer is associated with a schema that represents the peer's...