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DBSEC
2010
152views Database» more  DBSEC 2010»
15 years 8 months ago
Modelling Dynamic Access Control Policies for Web-Based Collaborative Systems
Abstract. We present a modelling language, called X-Policy, for webbased collaborative systems with dynamic access control policies. The access to resources in these systems depend...
Hasan Qunoo, Mark Ryan
WSC
2001
15 years 7 months ago
Simulation of rare events in transportation systems
Prior to the deployment of any new or replacement component within a transportation system, it should be demonstrated that the modified system meets or exceeds the safety requirem...
Lori M. Kaufman, Ted C. Giras
HICSS
2007
IEEE
108views Biometrics» more  HICSS 2007»
16 years 25 days ago
Addressing IT Security for Critical Control Systems
— Control systems for critical infrastructures like national power grids make increasingly use of open technologies and protocols, and the Internet. In this environment, the risk...
Martin Naedele
CONTEXT
2007
Springer
16 years 20 days ago
Explanations and Context in Ambient Intelligent Systems
Ambient intelligent systems are context aware by perceiving and reasoning about their environment, they perceive the needs of their users and proactively respond to these needs by ...
Anders Kofod-Petersen, Jörg Cassens
MLMI
2007
Springer
16 years 19 days ago
A Study of Phoneme and Grapheme Based Context-Dependent ASR Systems
In this paper we present a study of automatic speech recognition systems using context-dependent phonemes and graphemes as sub-word units based on the conventional HMM/GMM system a...
John Dines, Mathew Magimai-Doss