177 search results - page 30 / 36 » Towards temporal access control in cloud computing |
SACMAT
2003
ACM
14 years 1 months ago
2003
ACM
In large organizations the administration of access privileges (such as the assignment of an access right to a user in a particular role) is handled cooperatively through distribu...
AI
1998
Springer
13 years 7 months ago
1998
Springer
Renewed motives for space exploration have inspired NASA to work toward the goal of establishing a virtual presence in space, through heterogeneous eets of robotic explorers. Info...
SENSYS
2004
ACM
14 years 1 months ago
2004
ACM
Network congestion occurs when offered traffic load exceeds available capacity at any point in a network. In wireless sensor networks, congestion causes overall channel quality t...
VLDB
1993
ACM
13 years 12 months ago
1993
ACM
Extensions of the traditional atomic transaction model are needed to support the development of multi-system applications or work ows that access heterogeneous databases and legac...
CGF
2008
13 years 8 months ago
2008
Algebraic Point Set Surfaces (APSS) define a smooth surface from a set of points using local moving least-squares (MLS) fitting of algebraic spheres. In this paper we first revisi...