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ICASSP
2009
IEEE
16 years 1 months ago
A nonparametric test for stationarity based on local Fourier analysis
In this paper we propose a nonparametric hypothesis test for stationarity based on local Fourier analysis. We employ a test statistic that measures the variation of time-localized...
Prabahan Basu, Daniel Rudoy, Patrick J. Wolfe
ISPAN
2009
IEEE
16 years 29 days ago
Vector Bank Based Multimedia Codec System-on-a-Chip (SoC) Design
—In this paper, we present a design architecture of implementing a ”Vector Bank” into video encoder system, namely, an H.264 encoder, in order to detect and analyze the movin...
Ruei-Xi Chen, Wei Zhao, Jeffrey Fan, Asad Davari
EMO
2009
Springer
159views Optimization» more  EMO 2009»
16 years 27 days ago
Recombination for Learning Strategy Parameters in the MO-CMA-ES
The multi-objective covariance matrix adaptation evolution strategy (MO-CMA-ES) is a variable-metric algorithm for real-valued vector optimization. It maintains a parent population...
Thomas Voß, Nikolaus Hansen, Christian Igel
ICC
2008
IEEE
148views Communications» more  ICC 2008»
16 years 23 days ago
Analysis of Differential Unitary Space-Time Modulation over Non-Identical MIMO Channels
Abstract— We present an analytical study on the error performance of differential unitary space-time modulation (DUSTM) over multiple-input multiple-output (MIMO) channels with n...
Meixia Tao
ISCAS
2008
IEEE
179views Hardware» more  ISCAS 2008»
16 years 22 days ago
Direction of arrival estimation for speech sources using fourth order cross cumulants
— In many applications where speech separation and enhancement is of interest, e.g. conferencing systems, mobile phones and hearing aids, accurate speaker localization is importa...
Mikael Swarding, Benny Sallberg, Nedelko Grbic