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170
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DATE
2005
IEEE
16 years 8 days ago
2005
IEEE
Context-aware applications pose new challenges, including a need for new computational models, uncertainty management, and efficient optimization under uncertainty. Uncertainty c...
197
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GLOBECOM
2006
IEEE
16 years 21 days ago
2006
IEEE
Abstract— Channel estimation and synchronization are crucial problems in coherent Ultra wideband (UWB) systems. We develop a new channel estimation scheme that can further improv...
206
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MOBISYS
2008
ACM
16 years 6 months ago
2008
ACM
Personal mobile devices are increasingly equipped with the capability to sense the physical world (through cameras, microphones, and accelerometers, for example) and the network w...
155
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WEBI
2004
Springer
15 years 12 months ago
2004
Springer
As the amount of available data continues to increase, more and more effective means for discovering important patterns and relationships within that data are required. Although t...
159
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ACL
2009
15 years 4 months ago
2009
This paper studies transliteration alignment, its evaluation metrics and applications. We propose a new evaluation metric, alignment entropy, grounded on the information theory, t...