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198
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SIAMIS
2011
14 years 9 months ago
2011
In this paper we propose an active contour model for segmentation based on the Chan-Vese model. The new model can capture inherent sharp features, i.e., the sharp corners of object...
188
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NDSS
2007
IEEE
16 years 1 months ago
2007
IEEE
The need for communication privacy over public networks is of growing concern in today’s society. As a result, privacy-preserving authentication and key exchange protocols have ...
200
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MOBICOM
2005
ACM
16 years 9 days ago
2005
ACM
Next generation fixed wireless broadband networks are being increasingly deployed as mesh networks in order to provide and extend access to the internet. These networks are chara...
190
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DMSN
2007
ACM
15 years 10 months ago
2007
ACM
In this paper, we consider a large scale sensor network comprising multiple, say K, base stations and a large number of wireless sensors. Such an infrastructure is expected to be ...
172
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TCOM
2010
15 years 5 months ago
2010
— In this paper, we develop a capacity-approaching Cooperative Space-Time Coding (CSTC) scheme employing irregular design for a twin-relay aided network as an extension of our pr...