Sciweavers

889 search results - page 149 / 178
» Data Resource Selection in Distributed Visual Information Sy...
Sort
View
SACMAT
2003
ACM
14 years 2 months ago
The role control center: features and case studies
Role-based Access Control (RBAC) models have been implemented not only in self-contained resource management products such as DBMSs and Operating Systems but also in a class of pr...
David F. Ferraiolo, Ramaswamy Chandramouli, Gail-J...
TKDE
2010
152views more  TKDE 2010»
13 years 7 months ago
Maintaining Recursive Views of Regions and Connectivity in Networks
— The data management community has recently begun to consider declarative network routing and distributed acquisition: e.g., sensor networks that execute queries about contiguou...
Mengmeng Liu, Nicholas E. Taylor, Wenchao Zhou, Za...
CLOUD
2010
ACM
14 years 2 months ago
Virtual machine power metering and provisioning
Virtualization is often used in cloud computing platforms for its several advantages in efficiently managing resources. However, virtualization raises certain additional challeng...
Aman Kansal, Feng Zhao, Jie Liu, Nupur Kothari, Ar...
CSREASAM
2006
13 years 10 months ago
Reinforcing Access Control Using Fuzzy Relation Equations
Current computer security systems are based on the premise that once a user presents valid credentials to the authentication system (e.g. valid ID and password), they are granted ...
Ali Berrached, André de Korvin
MMM
2006
Springer
128views Multimedia» more  MMM 2006»
14 years 3 months ago
An improved distortion model for rate control of DCT-based video coding
This paper presents a rate control algorithm for the dominant discrete cosine transform (DCT) -based video coding. It is developed based on a more accurate rate-distortion (RD) mo...
Jun Xie, Liang-Tien Chia, Bu-Sung Lee