173 search results - page 27 / 35 » An Alternating Minimization Method for Sparse Channel Estima... |
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
— The quality of end-to-end services over wireless communication networks highly depends on the error characteristics of the wireless links. By utilizing the link error character...
GLOBECOM
2007
IEEE
14 years 2 months ago
2007
IEEE
— The optimum resource allocation is an important method to improve the error performance and energy efficiency of wireless relay networks. In this paper, we consider the resour...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
This paper presents several watermarking methods preventing the estimation of the secret key by an adversary. The constraints for secure embedding using distribution matching, whe...
ICCV
2007
IEEE
14 years 9 months ago
2007
IEEE
We describe a novel variational segmentation algorithm designed to split an image in two regions based on their intensity distributions. A functional is proposed to integrate the ...
CDC
2009
IEEE
14 years 12 days ago
2009
IEEE
— For the optimal approximation of multivariate Gaussian densities by means of Dirac mixtures, i.e., by means of a sum of weighted Dirac distributions on a continuous domain, a n...