9683 search results - page 640 / 1937 » Predicting query performance |
200
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SIGMOD
2010
ACM
16 years 7 days ago
2010
ACM
We propose a novel privacy-preserving distributed infrastructure in which data resides only with the publishers owning it. The infrastructure disseminates user queries to publishe...
177
Voted
GIS
2009
ACM
16 years 1 days ago
2009
ACM
Harnessing the potential of today’s ever growing and dynamic geospatial data requires the development of novel visual analysis interfaces, tools and technologies. In this paper,...
190
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DAWAK
2001
Springer
15 years 12 months ago
2001
Springer
Multi-Dimensional Expressions (MDX) provide an interface for asking several related OLAP queries simultaneously. An interesting problem is how to optimize the execution of an MDX q...
212
Voted
EDBT
1998
ACM
15 years 11 months ago
1998
ACM
Efficient evaluation of similarity queries is one of the basic requirements for advanced multimedia applications. In this paper, we consider the relevant case where complex similar...
193
Voted
COMPGEOM
1994
ACM
15 years 11 months ago
1994
ACM
Ray (segment) shooting is the problem of determining the first intersection between a ray (directed line segment) and a collection of polygonal or polyhedral obstacles. In order t...