889 search results - page 117 / 178 » A Method for Secure Query Processing in Mobile Databases |
100
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ISIWI
2000
14 years 11 months ago
2000
We describe an infrastructure for the collection and management of large amounts of text, and discuss the possibility of information extraction and visualisation from text corpora...
SSDBM
2000
IEEE
15 years 2 months ago
2000
IEEE
Fast retrieval of time series in terms of their contents is important in many application domains. This paper studies database techniques supporting fast searches for time series ...
118
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WISES
2003
14 years 11 months ago
2003
The purpose of our on going research would be to track entities, which enter their field of vision over the sensor network. Based on their sightings, they maintain a dynamic cache ...
WWW
2003
ACM
15 years 10 months ago
2003
ACM
Much attention has been accorded to Location-Based Services and location tracking, a necessary component in active, trigger-based LBS applications. Tracking the location of a larg...
188
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VLDB
2007
ACM
15 years 10 months ago
2007
ACM
Given a multidimensional point q, a reverse k nearest neighbor (RkNN) query retrieves all the data points that have q as one of their k nearest neighbors. Existing methods for proc...