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TWC
2011
13 years 6 months ago
2011
—In this paper, the performance of the ALOHA and CSMA MAC protocols are analyzed in spatially distributed wireless networks. The main system objective is correct reception of pac...
VLDB
2011
ACM
13 years 6 months ago
2011
ACM
Uncertain data is inherent in a few important applications such as environmental surveillance and mobile object tracking. Top-k queries (also known as ranking queries) are often n...
INFOCOM
2011
IEEE
13 years 2 months ago
2011
IEEE
Abstract—In this paper, we provide an analysis of the information propagation speed in bidirectional vehicular delay tolerant networks on highways. We show that a phase transitio...
ICPR
2004
IEEE
15 years 9 days ago
2004
IEEE
The paper considers making inferences about the underlying true 2-D motion when only evaluations of a local block-based cost function, the mean of absolute or squared differences,...
ICDAR
2009
IEEE
14 years 6 months ago
2009
IEEE
We present a spatially variant framework for correcting uneven illumination and color cast, problems commonly associated with digitized books. The core of our method is a color im...