375 search results - page 25 / 75 » Accelerated spectral approximation |
TIT
2002
13 years 7 months ago
2002
This paper considers noncoherent communication over a frequency-nonselective channel in which the time-varying channel gain is unknown a priori, but is approximately constant over ...
MOC
2000
13 years 7 months ago
2000
How close are Galerkin eigenvectors to the best approximation available out of the trial subspace? Under a variety of conditions the Galerkin method gives an approximate eigenvecto...
SDM
2010
SIAM
13 years 9 months ago
2010
SIAM
The privacy concerns associated with data analysis over social networks have spurred recent research on privacypreserving social network analysis, particularly on privacypreservin...
ICASSP
2008
IEEE
14 years 2 months ago
2008
IEEE
In this paper, we propose a novel approach to feature compensation performed in the cepstral domain. We apply the linear approximation method in the cepstral domain to simplify th...
AUTOMATICA
2011
12 years 11 months ago
2011
Exploiting spectral properties of symmetric banded Toeplitz matrices, we describe simple sufficient conditions for positivity of a trigonometric polynomial formulated as linear ma...