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» On the Processing of Decimated Signals
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ICASSP
2011
IEEE
13 years 28 days ago
Robust underdetermined blind audio source separation of sparse signals in the time-frequency domain
We address the problem of blind source separation in the underdetermined and instantaneous mixture case. The proposed method is based on an algorithm developed by Aissa-El-Bey and...
Si-Mohamed Aziz Sbai, Abdeldjalil Aïssa-El-Be...
ICASSP
2008
IEEE
14 years 3 months ago
Bandlimited signal reconstruction from noisy periodic nonuniform samples in time-interleaved ADCS
In this paper, we propose a time-domain method for uniform signal reconstruction from periodic nonuniform samples of a bandlimited signal when timing-skews are known. The algorith...
Vijay Divi, Gregory W. Wornell
ICASSP
2011
IEEE
13 years 28 days ago
Detection and segmentation of fmcw radar signals based on the chirplet transform
In this paper we present a algorithm designed to detect and characterise the signal coming from Frequency Modulation Continuous Wave radars. The signals are made of linear frequen...
Fabien Millioz, Michael E. Davies
ICA
2004
Springer
14 years 2 months ago
On Shift-Invariant Sparse Coding
Thomas Blumensath, Mike E. Davies