1611 search results - page 285 / 323 » An Access Control Model for Video Database Systems |
BTW
2007
Springer
15 years 1 months ago
2007
Springer
: Schema mapping techniques for data exchange have become popular and useful tools both in research and industry. A schema mapping relates a source schema with a target schema via ...
MOBISYS
2008
ACM
15 years 9 months ago
2008
ACM
Using 802.11 concurrently for communications and positioning is problematic, especially if location-based services (e.g., indoor navigation) are concurrently executed with real-ti...
ESWS
2007
Springer
15 years 3 months ago
2007
Springer
Annotea provides an annotation protocol to support collaborative Semantic Web-based annotation of digital resources accessible through the Web. It provides a model whereby a user m...
NSPW
2004
ACM
15 years 3 months ago
2004
ACM
Digital rights management systems allow copyrighted content to be commercialized in digital format without the risk of revenue loss due to piracy. Making such systems secure is no...
MSWIM
2005
ACM
15 years 3 months ago
2005
ACM
This work describes a detailed simulation-based study of the performance of an IEEE 802.11e Medium Access Control (MAC) layer over an IEEE 802.11g Physical (PHY) layer. The study ...