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» A Robust Beamformer Based on Weighted Sparse Constraint
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ICC
2007
IEEE
134views Communications» more  ICC 2007»
14 years 1 months ago
Linear Cooperative Multiuser MIMO Transceiver Design with Per BS Power Constraints
— Joint cooperative processing of transmitted signal from several multiple-input multiple-output (MIMO) base station (BS) antenna heads is considered for users located within a s...
Antti Tölli, Marian Codreanu, Markku J. Juntt...
ICASSP
2009
IEEE
14 years 2 months ago
Robust speech dereverberation based on non-negativity and sparse nature of speech spectrograms
This paper presents a blind dereverberation method designed to recover the subband envelope of an original speech signal from its reverberant version. The problem is formulated as...
Hirokazu Kameoka, Tomohiro Nakatani, Takuya Yoshio...
CVPR
2011
IEEE
12 years 11 months ago
Robust Tracking Using Local Sparse Appearance Model and K-Selection
Online learned tracking is widely used for it’s adaptive ability to handle appearance changes. However, it introduces potential drifting problems due to the accumulation of erro...
Baiyang Liu, junzhou Huang, Casimir Kulikowski, Li...
PIMRC
2010
IEEE
13 years 5 months ago
Optimal beamforming in cognitive two-way relay networks
We consider a cognitive two-way relay network which consists of two transceivers (primary users) and multiple cognitive terminals. The two transceivers transmit their data toward t...
Ardalan Alizadeh, Seyed Mohammad-Sajad Sadough, Na...
ICASSP
2011
IEEE
12 years 11 months ago
Robust talking face video verification using joint factor analysis and sparse representation on GMM mean shifted supervectors
It has been previously demonstrated that systems based on block wise local features and Gaussian mixture models (GMM) are suitable for video based talking face verification due t...
Ming Li, Shrikanth Narayanan