221 search results - page 33 / 45 » Random Indexing K-tree |
114
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ICC
2008
IEEE
15 years 6 months ago
2008
IEEE
Abstract—Signature quantization for reverse-link Direct Sequence (DS)- Code Division Multiple Access (CDMA) is considered. A receiver assumed to have perfect estimates of channel...
ICPR
2008
IEEE
15 years 6 months ago
2008
IEEE
A biometric identification procedure usually contains two stages: registration and authentication. Most biometric systems capture multiple samples of the same biometric trait (e.g...
96
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VTC
2007
IEEE
15 years 6 months ago
2007
IEEE
—This paper presents an opportunistic feedback (OF) protocol that achieves the asymptotic sum-capacity of the fading broadcast channel (BC) with a limited amount of feedback. The...
126
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MMSEC
2006
ACM
15 years 5 months ago
2006
ACM
This paper presents a theoretical security analysis of lattice data hiding. The security depends on the secrecy of a dither signal that randomizes the codebook. If the same secret...
104
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SAC
2006
ACM
15 years 5 months ago
2006
ACM
A fundamental problem in peer-to-peer networks is how to locate appropriate peers efficiently to answer a specific query request. This paper proposes a model in which semantically...