2850 search results - page 317 / 570 » Answering Queries using Humans, Algorithms and Databases |
223
Voted
VLDB
2004
ACM
16 years 4 months ago
2004
ACM
In this paper, we propose a new tunable index scheme, called iMinMax(), that maps points in highdimensional spaces to single-dimensional values determined by their maximum or minim...
252
Voted
GIS
2003
ACM
16 years 4 months ago
2003
ACM
Nearest neighbor query is one of the most important operations in spatial databases and their application domains, e.g., locationbased services, advanced traveler information syst...
115
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SIGCOMM
2009
ACM
15 years 10 months ago
2009
ACM
To search the web quickly, search engines partition the web index over many machines, and consult every partition when answering a query. To increase throughput, replicas are adde...
136
Voted
COMPGEOM
2006
ACM
15 years 9 months ago
2006
ACM
This paper examines the computation of the Voronoi diagram of a set of ellipses in the Euclidean plane. We propose the first complete algorithms, under the exact computation para...
123
Voted
SIGMOD
1996
ACM
15 years 8 months ago
1996
ACM
Scheduling query execution plans is an important component of query optimization in parallel database systems. The problem is particularly complex in a shared-nothing execution en...