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» An Access Control Model for Video Database Systems
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ICSNW
2004
Springer
238views Database» more  ICSNW 2004»
15 years 3 months ago
Knowledge Sifter: Agent-Based Ontology-Driven Search over Heterogeneous Databases Using Semantic Web Services
Knowledge Sifter is a scaleable agent-based system that supports access to heterogeneous information sources such as the Web, open-source repositories, XML-databases and the emergi...
Larry Kerschberg, Mizan Chowdhury, Alberto Damiano...
MOBICOM
2004
ACM
15 years 3 months ago
A scalable model for channel access protocols in multihop ad hoc networks
A new modeling framework is introduced for the analytical study of medium access control (MAC) protocols operating in multihop ad hoc networks. The model takes into account the eï...
Marcelo M. Carvalho, Jose Joaquin Garcia-Luna-Acev...
RTSS
1993
IEEE
15 years 1 months ago
Object-Based Semantic Real-Time Concurrency Control
This paper presents a technique that is capable of supporting two major requirements for concurrency control in real-time databases: data temporal consistency, and data logical co...
Lisa Cingiser DiPippo, Victor Fay Wolfe
TWC
2010
14 years 4 months ago
Delay-Minimal Transmission for Average Power Constrained Multi-Access Communications
We investigate the problem of minimizing the overall transmission delay of packets in a multi-access wireless communication system, where the transmitters have average power constr...
Jing Yang, Sennur Ulukus
CONTEXT
2003
Springer
15 years 3 months ago
A Generic Framework for Context-Based Distributed Authorizations
In conventional security systems, protected resources such as documents, hardware devices and software applications follow an On/Off access policy. On, allows to grant access and ...
Ghita Kouadri Mostéfaoui, Patrick Bré...