902 search results - page 34 / 181 » Efficient and Extensible Algorithms for Multi Query Optimiza... |
SIGMOD
1996
ACM
14 years 19 days 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 ...
ICDE
2010
IEEE
14 years 8 months ago
2010
IEEE
Uncertain data are inherent in many applications such as environmental surveillance and quantitative economics research. As an important problem in many applications, KNN query has...
ICDE
2007
IEEE
14 years 9 months ago
2007
IEEE
The All Nearest Neighbor (ANN) operation is a commonly used primitive for analyzing large multi-dimensional datasets. Since computing ANN is very expensive, in previous works R*-t...
IJCIS
1998
13 years 8 months ago
1998
We present the systematic design and development of a distributed query scheduling service DQS in the context of DIOM, a distributed and interoperable query mediation system 26 ...
ICDE
2003
IEEE
14 years 9 months ago
2003
IEEE
The notorious "dimensionality curse" is a well-known phenomenon for any multi-dimensional indexes attempting to scale up to high dimensions. One well known approach to o...