316 search results - page 31 / 64 » Top-K aggregation queries over large networks |
DASFAA
2006
IEEE
15 years 1 months ago
2006
IEEE
XML is a de-facto standard for exchanging and presenting information on the Web. However, XML data is also recognized as verbose since it heavily inflates the size of the data due ...
DAWAK
2010
Springer
14 years 11 months ago
2010
Springer
Spatial data warehouses (SDW) enable analytical multidimensional queries together with spatial analysis. Mainly, three operations are related to SDW query processing performance: (...
CIKM
2005
Springer
14 years 11 months ago
2005
Springer
We consider the general problem of tracking moving objects in sensor networks. The specific application we consider is that of tracking a chemical plume moving over a large infra...
SIGMOD
2003
ACM
15 years 10 months ago
2003
ACM
Schema matching is a critical problem for integrating heterogeneous information sources. Traditionally, the problem of matching multiple schemas has essentially relied on finding ...
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ICDE
2009
IEEE
15 years 11 months ago
2009
IEEE
Large databases with uncertain information are becoming more common in many applications including data integration, location tracking, and Web search. In these applications, ranki...