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ICASSP
2011
IEEE
12 years 11 months ago
Class of double-talk detectors based on the holder inequality
Most of the echo cancellers are equipped with a double-talk detector (DTD) in order to control the behavior of the adaptive filter during double-talk situations. In this paper, w...
Constantin Paleologu, Jacob Benesty, Tomas Gä...
ICASSP
2011
IEEE
12 years 11 months ago
Adaptive beam tracking for interference alignment in time-varying MIMO interference channels: Conjugate gradient approach
Based on a linear formulation to interference alignment, an adaptive algorithm for interference-aligning beam tracking in time-varying MIMO interference channels is proposed. It i...
Junse Lee, Heejung Yu, Youngchul Sung, Yong H. Lee
ICASSP
2011
IEEE
12 years 11 months ago
An unsupervised algorithm for hybrid/morphological signal decomposition
The main contribution presented here is an adaptive/unsupervised iterative thresholding algorithm for sparse representation of signals which can be modeled as the sum of two compo...
Matthieu Kowalski, Thomas Rodet
ICASSP
2011
IEEE
12 years 11 months ago
Stereo audio classification for audio enhancement
Stereo audio enhancement and upmixing techniques require spatial analysis of the mixture in order to work optimally for different types of contents. In this paper a method is prop...
Aki Harma
ICASSP
2011
IEEE
12 years 11 months ago
New results on adaptive computational resource allocation in soft MIMO detection
The fundamental problem of our interest is soft MIMO detection for the case of block fading, i.e., when the transmitted codeword spans over several independent channel realization...
Mirsad Cirkic, Daniel Persson, Erik G. Larsson