620 search results - page 104 / 124 » Algorithms for Rewriting Aggregate Queries Using Views |
216
Voted
ICDE
2008
IEEE
16 years 4 months ago
2008
IEEE
Existing techniques for schema matching are classified as either schema-based, instance-based, or a combination of both. In this paper, we define a new class of techniques, called ...
220
Voted
ICDE
2006
IEEE
16 years 4 months ago
2006
IEEE
Radio Frequency Identification (RFID) applications are set to play an essential role in object tracking and supply chain management systems. In the near future, it is expected tha...
107
Voted
INFOCOM
2009
IEEE
15 years 9 months ago
2009
IEEE
Abstract—We are interested in topological analysis and processing of the large-scale distributed data generated by sensor networks. Naturally a large-scale sensor network is depl...
109
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UIST
2009
ACM
15 years 9 months ago
2009
ACM
The deep web contains an order of magnitude more information than the surface web, but that information is hidden behind the web forms of a large number of web sites. Metasearch e...
201
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DC
2008
15 years 2 months ago
2008
We study the problem of maintaining a sketch of recent elements of a data stream. Motivated by applications involving network data, we consider streams that are asynchronous, in wh...