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SEC
2007
15 years 3 months ago
Extending Role Based Access Control Model for Distributed Multidomain Applications
This paper presents the results related to the development of a flexible domain-based access control infrastructure for distributed Grid-based Collaborative Environments and Comple...
Yuri Demchenko, Leon Gommans, Cees de Laat
AAAI
2004
15 years 3 months ago
A Comparison of Techniques for Scheduling Earth Observing Satellites
Scheduling observations by coordinated fleets of Earth Observing Satellites (EOS) involves large search spaces, complex constraints and poorly understood bottlenecks; conditions w...
Al Globus, James Crawford, Jason D. Lohn, Anna Pry...
146
Voted
AAAI
2006
15 years 3 months ago
Temporal Preference Optimization as Weighted Constraint Satisfaction
We present a new efficient algorithm for obtaining utilitarian optimal solutions to Disjunctive Temporal Problems with Preferences (DTPPs). The previous state-of-the-art system ac...
Michael D. Moffitt, Martha E. Pollack
94
Voted
ACL
2006
15 years 3 months ago
Multi-Tagging for Lexicalized-Grammar Parsing
With performance above 97% accuracy for newspaper text, part of speech (POS) tagging might be considered a solved problem. Previous studies have shown that allowing the parser to ...
James R. Curran, Stephen Clark, David Vadas
ECIR
2004
Springer
15 years 3 months ago
Answer Selection in a Multi-stream Open Domain Question Answering System
Abstract. Question answering systems aim to meet users' information needs by returning exact answers in response to a question. Traditional open domain question answering syst...
Valentin Jijkoun, Maarten de Rijke