2834 search results - page 545 / 567 » Representing Trees with Constraints |
SACMAT
2009
ACM
14 years 1 months ago
2009
ACM
Many access control policy languages, e.g., XACML, allow a policy to contain multiple sub-policies, and the result of the policy on a request is determined by combining the result...
SIGECOM
2009
ACM
14 years 1 months ago
2009
ACM
We study online pricing problems in markets with cancellations, i.e., markets in which prior allocation decisions can be revoked, but at a cost. In our model, a seller receives re...
DATE
2008
IEEE
14 years 1 months ago
2008
IEEE
Embedded systems are often operating under hard real-time constraints. Such systems are naturally described as time-bound reactions to external events, a point of view made manife...
ICC
2008
IEEE
14 years 1 months ago
2008
IEEE
The IEEE 802.16/WiMAX standard has fully embraced multi-antenna technology and can, thus, deliver robust and high transmission rates and higher system capacity. Nevertheless, due ...
ICDM
2008
IEEE
14 years 1 months ago
2008
IEEE
This paper presents a data oriented approach to modeling the complex computing systems, in which an ensemble of correlation models are discovered to represent the system status. I...