712 search results - page 135 / 143 » Decoupled Query Optimization for Federated Database Systems |
WSDM
2009
ACM
15 years 4 months ago
2009
ACM
There has been considerable past work on efficiently computing top k objects by aggregating information from multiple ranked lists of these objects. An important instance of this...
156
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ICDE
2005
IEEE
15 years 10 months ago
2005
IEEE
Distributed and parallel computing environments are becoming cheap and commonplace. The availability of large numbers of CPU's makes it possible to process more data at highe...
CORR
2010
Springer
14 years 9 months ago
2010
Springer
This paper presents a new face identification system based on Graph Matching Technique on SIFT features extracted from face images. Although SIFT features have been successfully us...
WWW
2008
ACM
15 years 10 months ago
2008
ACM
Because of the high volume and unpredictable arrival rate, stream processing systems may not always be able to keep up with the input data streams-- resulting in buffer overflow a...
77
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CIKM
2004
Springer
15 years 2 months ago
2004
Springer
We study the representation, derivation and utilization of a special kind of constraints in multidatabase systems. A major challenge is when component database schemas are schemat...