902 search results - page 20 / 181 » Efficient and Extensible Algorithms for Multi Query Optimiza... |
ICDE
2007
IEEE
14 years 9 months ago
2007
IEEE
Most of the existing work on skyline query has been extensively used in decision support, recommending systems etc, and mainly focuses on the efficiency issue for a single table. ...
PVLDB
2008
13 years 8 months ago
2008
Uncertainty pervades many domains in our lives. Current real-life applications, e.g., location tracking using GPS devices or cell phones, multimedia feature extraction, and sensor...
JMLR
2008
13 years 8 months ago
2008
When monitoring spatial phenomena, which can often be modeled as Gaussian processes (GPs), choosing sensor locations is a fundamental task. There are several common strategies to ...
ICDE
1997
IEEE
14 years 9 months ago
1997
IEEE
Query optimization is an integral part of relational database management systems. One important task in query optimization is selectivity estimation, that is, given a query P, we ...
DKE
2006
13 years 8 months ago
2006
The K-Closest-Pairs Query (K-CPQ), a type of distance join in spatial databases, discovers the K pairs of objects formed from two different datasets with the K smallest distances....