408 search results - page 54 / 82 » Managing Dynamic Groups of Mobile Systems |
CCS
2007
ACM
14 years 2 months ago
2007
ACM
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
MDM
2005
Springer
14 years 1 months ago
2005
Springer
We propose in this paper an energy-conserved on-demand data broadcasting system by employing the data indexing technique. We also propose algorithm AIDOA to adjust the degree of b...
ICRA
2003
IEEE
14 years 1 months ago
2003
IEEE
Existing task allocation algorithms generally do not consider the effects of task interaction, such as interference, but instead assume that tasks are independent. That assumptio...
CAISE
2008
Springer
13 years 10 months ago
2008
Springer
A recent trend in Ubiquitous Computing is that embedded software (e.g. in production machines, wired or wireless networked sensors and actuators, or RFID readers) directly offers W...
PERCOM
2005
ACM
14 years 7 months ago
2005
ACM
This paper presents a world model for location-aware and user-aware services in ubiquitous computing environments. It can be dynamically organized like a tree based on geographica...