1248 search results - page 126 / 250 » Querying and Updating the File |
184
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TKDE
2008
15 years 6 months ago
2008
Given a dataset P, a k-means query returns k points in space (called centers), such that the average squared distance between each point in P and its nearest center is minimized. S...
262
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VLDB
2007
ACM
16 years 6 months ago
2007
ACM
We study processing and authentication of long-running queries on outsourced data streams. In this scenario, a data owner (DO) constantly transmits its data to a service provider ...
149
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RTSS
2006
IEEE
16 years 11 days ago
2006
IEEE
A real-time database is composed of real-time objects whose values remain valid only within their validity intervals. Each object in the database models a real world entity. The f...
191
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ICC
2007
IEEE
16 years 21 days ago
2007
IEEE
: In this paper, we propose a group-based location service (GrLS) for mobile ad hoc networks (MANETs). The novelty of GrLS is in its exploitation of group mobility to improve the p...
182
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DPD
1998
15 years 6 months ago
1998
A warehouse is a data repository containing integrated information for e cient querying and analysis. Maintaining the consistencyof warehouse data is challenging, especially if the...