128 search results - page 20 / 26 » Sparse source separation from orthogonal mixtures |
CORR
2010
Springer
13 years 7 months ago
2010
Springer
Image data are often composed of two or more geometrically distinct constituents; in galaxy catalogs, for instance, one sees a mixture of pointlike structures (galaxy supercluster...
ICPR
2002
IEEE
14 years 8 months ago
2002
IEEE
We achieve two goals in this paper: (1) to build a novel appearance-based object representation that takes into account variations in contrast often found in training images; (2) ...
ICA
2010
Springer
13 years 6 months ago
2010
Springer
Abstract. The recovery of the mixture of an N-dimensional signal generated by N independent processes is a well studied problem (see e.g. [1,10]) and robust algorithms that solve t...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
In this paper, minimization of the statistical dependence is exploited for acoustic source localization purposes. Originally developed for the separation of signal mixtures, we sh...
ICA
2007
Springer
13 years 9 months ago
2007
Springer
Abstract. This paper introduces gradient based method for robust assessment of the sparse pulse sources, such as motor unit innervation pulse trains in the filed of electromyograp...