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» In Praise of Numerical Computation
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GLOBECOM
2009
IEEE
14 years 4 months ago
Maximizing Lifetime of Sensor-Target Surveillance in Wireless Sensor Networks
—The paper addresses the maximal lifetime problem in sensor-target surveillance networks. Given a set of sensors and targets in an Euclidean plane, each sensor can watch all targ...
Hai Liu, Xiaowen Chu, Yiu-Wing Leung, Xiaohua Jia,...
GLOBECOM
2009
IEEE
14 years 4 months ago
Interference Subspace Tracking for Network Interference Alignment in Cellular Systems
— In this paper, a practical solution to implement the distributed interference alignment (IA) algorithm of [1] in a cellular communication system is proposed. In the training pe...
Bo Niu, Alexander M. Haimovich
GLVLSI
2009
IEEE
154views VLSI» more  GLVLSI 2009»
14 years 4 months ago
Design of a maximum-likelihood detector for cooperative communications in intersymbol interference channels
Recently, cooperative communication has attracted a lot of attention for its potential to increase spatial diversity. However, limited attention has been paid to the physical laye...
Yanjie Peng, Andrew G. Klein, Xinming Huang
ICASSP
2009
IEEE
14 years 4 months ago
Shrinkage estimation of high dimensional covariance matrices
We address covariance estimation under mean-squared loss in the Gaussian setting. Specifically, we consider shrinkage methods which are suitable for high dimensional problems wit...
Yilun Chen, Ami Wiesel, Alfred O. Hero
SSDBM
2009
IEEE
174views Database» more  SSDBM 2009»
14 years 4 months ago
Optimization and Execution of Complex Scientific Queries over Uncorrelated Experimental Data
Scientific experiments produce large volumes of data represented as complex objects that describe independent events such as particle collisions. Scientific analyses can be express...
Ruslan Fomkin, Tore Risch