Sciweavers

1611 search results - page 53 / 323
» An Access Control Model for Video Database Systems
Sort
View
153
Voted
AINA
2007
IEEE
15 years 7 months ago
Itinerary-Based Access Control for Mobile Tasks in Scientific Workflows
Current scientific workflow models require datasets to be transferred from their source to the hosts where they can be processed. This seriously impedes data-intensive application...
Zijiang Yang, Shiyong Lu, Ping Yang
158
Voted
ACISP
2003
Springer
15 years 8 months ago
A Novel Use of RBAC to Protect Privacy in Distributed Health Care Information Systems
Abstract. This paper examines the access control requirements of distributed health care information networks. Since the electronic sharing of an individual’s personal health inf...
Jason Reid, Ian Cheong, Matthew Henricksen, Jason ...
113
Voted
MMM
2006
Springer
128views Multimedia» more  MMM 2006»
15 years 9 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
121
Voted
RAID
2010
Springer
15 years 2 months ago
A Data-Centric Approach to Insider Attack Detection in Database Systems
The insider threat against database management systems is a dangerous security problem. Authorized users may abuse legitimate privileges to masquerade as other users or to maliciou...
Sunu Mathew, Michalis Petropoulos, Hung Q. Ngo, Sh...
208
Voted
SIGMOD
2007
ACM
150views Database» more  SIGMOD 2007»
16 years 3 months ago
System design issues in sensor databases
In-network sensor query processing systems (ISQPs), or sensor databases, have been developed to acquire, process and aggregate data from wireless sensor networks (WSNs). Because W...
Qiong Luo, Hejun Wu