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ICIP
2003
IEEE
15 years 11 months ago
2003
IEEE
Lip segmentation is an essential stage in many multimedia systems such as videoconferencing, lip reading, or low bit rate coding communication systems. In this paper, we propose a...
ICIP
2002
IEEE
15 years 11 months ago
2002
IEEE
The security of digital images attracts much attention recently, and many different image encryption methods have been proposed. In 1999, J.-C. Yen and J.-I. Guo proposed a novel ...
ISBI
2002
IEEE
15 years 10 months ago
2002
IEEE
We consider detection of high-energy photons in PET using thick scintillation crystals. Parallax effect and multiple Compton interactions in this type of crystals significantly re...
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STOC
2003
ACM
15 years 10 months ago
2003
ACM
We present a general approach for designing approximation algorithms for a fundamental class of geometric clustering problems in arbitrary dimensions. More specifically, our appro...
NOMS
2008
IEEE
15 years 4 months ago
2008
IEEE
—In multiservice networks, admission control (AC) is a convenient means of assuring high quality communications by safeguarding enough availability for customer traffic. This ca...