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ICASSP
2009
IEEE
16 years 1 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»
16 years 1 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
ICNP
2009
IEEE
16 years 1 months ago
Attack-Tolerant Distributed Sensing for Dynamic Spectrum Access Networks
—Accurate sensing of the spectrum condition is of crucial importance to the mitigation of the spectrum scarcity problem in dynamic spectrum access (DSA) networks. Specifically, ...
Alexander W. Min, Kang G. Shin, Xin Hu
ICNP
2009
IEEE
16 years 1 months ago
Topology Control Protocol Using Sectorized Antennas in Dense 802.11 Wireless Networks
—We introduce a measurement-based optimization framework for topology control in dense 802.11 networks using sectorized antennas. We first formulate a topology control optimizat...
Anand Prabhu Subramanian, Henrik Lundgren, Theodor...
ICRA
2009
IEEE
126views Robotics» more  ICRA 2009»
16 years 1 months ago
Leaving Flatland: Toward real-time 3D navigation
— We report our first experiences with Leaving Flatland, an exploratory project that studies the key challenges of closing the loop between autonomous perception and action on c...
Benoit Morisset, Radu Bogdan Rusu, Aravind Sundare...