1611 search results - page 91 / 323 » An Access Control Model for Video Database Systems |
158
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ICDE
2004
IEEE
15 years 11 months ago
2004
IEEE
As information becomes available in increasing amounts to a wide spectrum of users, the need for a shift towards a more user-centered information access paradigm arises. We develo...
CIDR
2003
14 years 11 months ago
2003
Traditional database system architectures face a rapidly evolving operating environment, where millions of users store and access terabytes of data. In order to cope with increasi...
VLDB
1999
ACM
15 years 2 months ago
1999
ACM
In a temporal OODB, an OID index (OIDX) is needed to map from OID to the physical location of the object. In a transaction time temporal OODB, the OIDX should also index the objec...
IRI
2007
IEEE
15 years 4 months ago
2007
IEEE
User feedback is widely deployed in recent multimedia research to refine retrieval performance. However, most of the existing online learning algorithms handle interactions of a s...
105
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PEWASUN
2004
ACM
15 years 3 months ago
2004
ACM
This paper studies the performance of a multi-rate mobile ad hoc network (MANET) using an extended ns-2 simulator. A link adaptation algorithm is developed and tested. The multi-r...