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AICT
2010
IEEE
240views Communications» more  AICT 2010»
14 years 10 months ago
Providing Security in 4G Systems: Unveiling the Challenges
— Several research groups are working on designing new security architectures for 4G networks such as Hokey and Y-Comm. Since designing an efficient security module requires a cl...
Mahdi Aiash, Glenford E. Mapp, Aboubaker Lasebae, ...
GLOBECOM
2008
IEEE
16 years 1 months ago
Performance Analysis of Free-Space Optical Systems in Gamma-Gamma Fading
— Atmospheric turbulence induced fading is one of the main impairments affecting free–space optics (FSO). In recent years, Gamma–Gamma fading has become the dominant fading m...
Ehsan Bayaki, Robert Schober, Ranjan K. Mallik
SAC
1995
ACM
15 years 10 months ago
Load balancing in a distributed processing system for high-energy physics(UFMulti)
Experiments in High Energy Physics (HEP) generate tremendous amounts of data. For example, the accelerator at CERN is expected to generate petabytes per year. New HEP discoveries ...
Jagadeesh Kasaraneni, Theodore Johnson, Paul Avery
ICC
2009
IEEE
210views Communications» more  ICC 2009»
15 years 4 months ago
Novel Preamble-Based Channel Estimation for OFDM/OQAM Systems
OFDM/OQAM has been considered as an attractive alternative to classic OFDM with cyclic prefix (CP) over doubly dispersive channels. By utilising well designed pulse shapes and remo...
Jinfeng Du, Svante Signell
NAACL
2007
15 years 8 months ago
Dynamic Use of Ontologies in Dialogue Systems
Most dialogue systems are built with a single task in mind. This makes the extension of an existing system one of the major problems in the field as large parts of the system hav...
Joana Paulo Pardal