793 search results - page 91 / 159 » Continuously adaptive continuous queries over streams |
207
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GIS
2009
ACM
16 years 1 months ago
2009
ACM
With the recent advancements and wide usage of location detection devices, large quantities of data are collected by GPS and cellular technologies in the form of trajectories. Whi...
EDBT
2008
ACM
16 years 27 days ago
2008
ACM
Users often do not require a complete answer to their query but rather only a sample. They expect the sample to be either the largest possible or the most representative (or both)...
86
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VLDB
1997
ACM
15 years 4 months ago
1997
ACM
Data warehouses and recording systems typically have a large continuous stream of incoming data, that must be stored in a manner suitable for future access. Access to stored recor...
CIKM
2007
Springer
15 years 7 months ago
2007
Springer
Spatio-temporal databases deal with geometries changing over time. In general, geometries do not only change discretely but continuously; hence we are dealing with moving objects....
87
Voted
ALENEX
2003
15 years 2 months ago
2003
We present a data structure, called a ray interpolant tree, or RI-tree, which stores a discrete set of directed lines in 3-space, each represented as a point in 4-space. Each dire...