2299 search results - page 204 / 460 » Logical Data Expiration |
129
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CIKM
2009
Springer
15 years 11 months ago
2009
Springer
With more and more large networks becoming available, mining and querying such networks are increasingly important tasks which are not being supported by database models and query...
135
Voted
ACMSE
2005
ACM
15 years 10 months ago
2005
ACM
A simple extension to the relational model that permits metadata (more generally metaknowledge) to be stored and manipulated as first class data is proposed. The accompanying que...
142
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ICDE
1994
IEEE
15 years 8 months ago
1994
IEEE
We describe the design and implementation of QBISM (Query By Interactive, Spatial Multimedia), a prototype for querying and visualizing 3D spatial data. Our first application is i...
139
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PERCOM
2008
ACM
15 years 4 months ago
2008
ACM
In this paper, we propose a peer-to-peer approach to derive and obtain additional context data from lowlevel context data that may be spread over multiple domains in pervasive com...
135
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RAS
2007
15 years 3 months ago
2007
In this paper, a modified method for occupancy grid map building by a moving mobile robot and a scanning ultrasonic range-finder is proposed. The map building process consists o...