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» Some new iterative methods with three-order convergence
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SIAMSC
2010
143views more  SIAMSC 2010»
13 years 6 months ago
Computing and Deflating Eigenvalues While Solving Multiple Right-Hand Side Linear Systems with an Application to Quantum Chromod
Abstract. We present a new algorithm that computes eigenvalues and eigenvectors of a Hermitian positive definite matrix while solving a linear system of equations with Conjugate G...
Andreas Stathopoulos, Konstantinos Orginos
GECCO
2011
Springer
261views Optimization» more  GECCO 2011»
12 years 11 months ago
Spacing memetic algorithms
We introduce the Spacing Memetic Algorithm (SMA), a formal evolutionary model devoted to a systematic control of spacing (distances) among individuals. SMA uses search space dista...
Daniel Cosmin Porumbel, Jin-Kao Hao, Pascale Kuntz
ICC
2007
IEEE
14 years 1 months ago
Joint Transmitter-Receiver Beamforming Over Space-Time Fading Channels
Abstract—The problem of joint transmitter and receiver beamforming in the downlink DS-CDMA over multipath fading channels is considered in this paper. The proposed investigation ...
Tingting Zhang, Athanassios Manikas
TSP
2010
13 years 2 months ago
Shrinkage algorithms for MMSE covariance estimation
We address covariance estimation in the sense of minimum mean-squared error (MMSE) when the samples are Gaussian distributed. Specifically, we consider shrinkage methods which are ...
Yilun Chen, Ami Wiesel, Yonina C. Eldar, Alfred O....
EPEW
2010
Springer
13 years 7 months ago
Accurate Performance Estimation for Stochastic Marked Graphs by Bottleneck Regrowing
Abstract. The adequate system performance is usually a critical requirement to be checked during the verification phase of a system. Thus, accurately measuring the performance of c...
Ricardo J. Rodríguez, Jorge Júlvez