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103
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ICC
2008
IEEE
15 years 7 months ago
2008
IEEE
—This paper addresses the joint estimator and power optimization problem for a sensor network whose mission is to estimate an unknown parameter. We assume a two-hop network where...
116
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ICDIM
2008
IEEE
15 years 7 months ago
2008
IEEE
The domain of Digital Libraries presents specific challenges for unsupervised information extraction to support both the automatic classification of documents and the enhancement ...
105
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ICPR
2008
IEEE
15 years 7 months ago
2008
IEEE
The Gaussian mixture model (GMM) can approximate arbitrary probability distributions, which makes it a powerful tool for feature representation and classification. However, it su...
125
Voted
VTC
2008
IEEE
15 years 7 months ago
2008
IEEE
Abstract— Diversity can play an important role in the performance improvement of a communication system in fading channels. The achievable performance with signal space diversity...
107
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VTC
2008
IEEE
15 years 7 months ago
2008
IEEE
—Orthogonal frequency division multiplexing (OFDM) is currently under intense research for broadband wireless transmission due to its robustness against multipath fading. However...