2063 search results - page 152 / 413 » Containment of Aggregate Queries |
122
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ICNP
2000
IEEE
15 years 9 months ago
2000
IEEE
A scalable object location service can enable users to search for various objects in an environment where many small, networked devices are attached to objects. We investigate two...
141
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SIGMOD
1996
ACM
15 years 8 months ago
1996
ACM
Decision support applications involve complex queries on very large databases. Since response times should be small, query optimization is critical. Users typically view the data ...
142
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DAWAK
2010
Springer
15 years 5 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: (...
143
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SIGIR
2005
ACM
15 years 10 months ago
2005
ACM
Link analysis algorithms have been extensively used in Web information retrieval. However, current link analysis algorithms generally work on a flat link graph, ignoring the hiera...
246
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VLDB
2007
ACM
16 years 4 months ago
2007
ACM
The modeling of high level semantic events from low level sensor signals is important in order to understand distributed phenomena. For such content-modeling purposes, transformat...