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116
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WISEC
2010
ACM
15 years 8 months ago
2010
ACM
We expose the vulnerability of an emerging wireless ranging technology, impulse radio ultra-wide band (IR-UWB), to distance-decreasing attacks on the physical communication layer ...
106
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SIGMETRICS
2010
ACM
15 years 6 months ago
2010
ACM
In this paper, we study distributed channel assignment in wireless networks with applications to peer discovery in ad hoc wireless networks. We model channel assignment as a color...
119
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ECCV
2004
Springer
16 years 3 months ago
2004
Springer
We present a novel variational approach to top-down image segmentation, which accounts for significant projective transformations between a single prior image and the image to be s...
ICIP
2004
IEEE
16 years 2 months ago
2004
IEEE
In this paper, we present a sensor planning approach for a mobile trinocular active vision system. At the stationary state (i.e., no motion) the sensor planning system calculates ...
197
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GIS
2007
ACM
16 years 2 months ago
2007
ACM
The increasingly popular GPS technology and the growing amount of trajectory data it generates create the need for developing applications that efficiently store and query traject...