25 search results - page 3 / 5 » Morphological Diversity and Sparsity in Blind Source Separat... |
ICIP
2009
IEEE
14 years 6 months ago
2009
IEEE
Sparsity constraints are now very popular to regularized inverse problems. We review several approaches which have been proposed in the last ten years to solve inverse problems su...
INTERSPEECH
2010
12 years 11 months ago
2010
Sparse Component Analysis is a relatively young technique that relies upon a representation of signal occupying only a small part of a larger space. Mixtures of sparse components ...
ICIP
2005
IEEE
13 years 10 months ago
2005
IEEE
This paper deals with the problem of blind source separation in fMRI data analysis. Our main contribution is to present a maximum likelihood based method to blindly separate the b...
ICMCS
2009
IEEE
13 years 2 months ago
2009
IEEE
Acoustic echoes represent a major source of discomfort in hands free, full-duplex, communication systems. The problem becomes particularly difficult when the loudspeakers are nonl...
IJON
2008
13 years 5 months ago
2008
Convolutive mixtures of images are common in photography of semi-reflections. They also occur in microscopy and tomography. Their formation process involves focusing on an object ...