664 search results - page 55 / 133 » Adaptive Selectivity Estimation Using Query Feedback |
116
Voted
VLDB
2007
ACM
15 years 8 months ago
2007
ACM
Forecasting future events based on historic data is useful in many domains like system management, adaptive query processing, environmental monitoring, and financial planning. We...
158
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TWC
2008
15 years 2 months ago
2008
A multiple antenna downlink channel where limited channel feedback is available to the transmitter is considered. In a vector downlink channel (single antenna at each receiver), th...
135
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ICDE
2012
IEEE
13 years 4 months ago
2012
IEEE
—On a stream of two dimensional data items (x, y) where x is an item identifier, and y is a numerical attribute, a correlated aggregate query requires us to first apply a selec...
133
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SAC
2009
ACM
15 years 9 months ago
2009
ACM
Effective peer selection for intelligent query routing is a challenge in collaborative peer-based Web search systems, especially unstructured networks that do not have any central...
249
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NA
2011
14 years 9 months ago
2011
Grid adaptation in two-point boundary value problems is usually based on mapping a uniform auxiliary grid to the desired nonuniform grid. Here we combine this approach with a new ...