3712 search results - page 643 / 743 » Role-Based Access Control |
ICDE
2003
IEEE
14 years 10 months ago
2003
IEEE
We present a query architecture in which join operators are decomposed into their constituent data structures (State Modules, or SteMs), and dataflow among these SteMs is managed ...
WWW
2007
ACM
14 years 9 months ago
2007
ACM
Major research challenges in discovering Web services include, provisioning of services across multiple or heterogeneous registries, differentiating between services that share si...
CHI
2009
ACM
14 years 9 months ago
2009
ACM
Indirect input techniques allow users to quickly access all parts of tabletop workspaces without the need for physical access; however, indirect techniques restrict the available ...
VLSID
2001
IEEE
14 years 9 months ago
2001
IEEE
Networking hardware manufacturers face the dual demands of supporting ever increasing bandwidth requirements, while also delivering new features, such as the ability to implement ...
MOBIHOC
2005
ACM
14 years 8 months ago
2005
ACM
IEEE 802.11 MAC, called the Distributed Coordination Function (DCF), employs carrier sensing to effectively avoid collisions, but this makes it difficult to maximally reuse the sp...