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INFOCOM
2010
IEEE
15 years 5 months ago
Delay Analysis for Cognitive Radio Networks with Random Access: A Fluid Queue View
Abstract—We consider a cognitive radio network where multiple secondary users (SUs) contend for spectrum usage, using random access, over available primary user (PU) channels. Ou...
Shanshan Wang, Junshan Zhang, Lang Tong
EMNLP
2010
15 years 4 months ago
Evaluating the Impact of Alternative Dependency Graph Encodings on Solving Event Extraction Tasks
In state-of-the-art approaches to information extraction (IE), dependency graphs constitute the fundamental data structure for syntactic structuring and subsequent knowledge elici...
Ekaterina Buyko, Udo Hahn
ACL
2009
15 years 4 months ago
Realistic Grammar Error Simulation using Markov Logic
The development of Dialog-Based ComputerAssisted Language Learning (DB-CALL) systems requires research on the simulation of language learners. This paper presents a new method for...
Sungjin Lee, Gary Geunbae Lee
ICONS
2009
IEEE
16 years 1 months ago
Ontology-Based Decision Support for Information Security Risk Management
—As e-Business and e-Commerce applications are increasingly exposed to a variety of information security threats, corporate decision makers are increasingly forced to pay attenti...
Andreas Ekelhart, Stefan Fenz, Thomas Neubauer
ICSR
2011
Springer
14 years 10 months ago
Software Reuse and Safety
With the move to distributed, component based systems involving reuse of components and services, emergent, system-wide properties, including safety and security in particular, are...
William B. Frakes, John M. Favaro