5353 search results - page 1024 / 1071 » Modelling Contexts in the Or-BAC Model |
164
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ITICSE
2009
ACM
16 years 24 days ago
2009
ACM
The relationship between research and teaching has possible benefits and inherent tensions. Exploring the potentially beneficial relationship is of interest and possible value to ...
181
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MOBILITY
2009
ACM
16 years 24 days ago
2009
ACM
Implementing an electronic payment system involves striking a balance between usability and security. Systems that allow payments to be completed with little effort on the part of...
182
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FOCS
2008
IEEE
16 years 22 days ago
2008
IEEE
Learning problems form an important category of computational tasks that generalizes many of the computations researchers apply to large real-life data sets. We ask: what concept ...
155
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GLOBECOM
2008
IEEE
16 years 22 days ago
2008
IEEE
Abstract— In this paper, we investigate the use of multipleinput multiple-output (MIMO) techniques with linear precoded orthogonal frequency division multiplexing (LP-OFDM) wavef...
199
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ICTAI
2008
IEEE
16 years 21 days ago
2008
IEEE
Ontologies are a well-motivated formal representation to model knowledge needed to extract and encode data from text. Yet, their tight integration with Information Extraction (IE)...