32 search results - page 7 / 7 » Bayesian Pursuit algorithm for sparse representation |
CORR
2007
Springer
13 years 6 months ago
2007
Springer
— This paper introduces an expectation-maximization (EM) algorithm within a wavelet domain Bayesian framework for semi-blind channel estimation of multiband OFDM based UWB commun...
BMCV
2000
Springer
13 years 11 months ago
2000
Springer
Abstract. We apply independent component analysis (ICA) for learning an efficient color image representation of natural scenes. In the spectra of single pixels, the algorithm was a...