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ICIP
1994
IEEE
13 years 9 months ago
Multichannel Distance Filters
A nonlinear multichannel digital filter is presented in this correspondence. The output is a weighted sum of all samples in the filter window, with a single parameter controlling t...
A. Buchowicz, Ioannis Pitas
ETT
2002
175views Education» more  ETT 2002»
13 years 4 months ago
A multichannel acoustic echo canceler double-talk detector based on a normalized cross-correlation matrix
Multichannel acoustic echo cancellation is basically composed of two parts. One part is a multichannel system identification problem which is nontrivial to solve. The other part, w...
Jacob Benesty, Tomas Gänsler
JVCIR
2006
98views more  JVCIR 2006»
13 years 4 months ago
Vector sigma filters for noise detection and removal in color images
This paper presents a new adaptive filtering approach capable of detecting and removing impulsive noise in multichannel images. The proposed methodology constitutes a powerful uni...
Rastislav Lukac, Bogdan Smolka, Konstantinos N. Pl...
ICASSP
2011
IEEE
12 years 8 months ago
Hybrid approach for multichannel source separation combining time-frequency mask with multi-channel Wiener filter
This paper discusses a hybrid approach for the multi-channel source separation, where both a time-frequency (t-f) mask and a multichannel Wiener filter (WF) are utilized. T-f mas...
Shoko Araki, Tomohiro Nakatani
TSP
2010
12 years 11 months ago
Design of regular wavelets using a three-step lifting scheme
We propose structural multidimensional multi-channel filter banks with desirable numbers of vanishing moments for the analysis and synthesis banks. For a two-channel filter bank, w...
Ramin Eslami, Hayder Radha