292 search results - page 10 / 59 » Estimation of the noise correlation matrix |
ICASSP
2010
IEEE
14 years 10 months ago
2010
IEEE
This paper proposes a method to estimate the parameters of the relative phase probability density function (RP pdf) of the complex coefficients when the image is corrupted by add...
ICASSP
2009
IEEE
15 years 4 months ago
2009
IEEE
We consider the problem of Time Difference of Arrival (TDOA) estimation for cyclostationary signals in additive white Gaussian noise. Classical approaches to the problem either ig...
TASLP
2008
14 years 9 months ago
2008
All discrete Fourier transform (DFT) domain-based speech enhancement gain functions rely on knowledge of the noise power spectral density (PSD). Since the noise PSD is unknown in a...
DSP
2006
14 years 9 months ago
2006
In this paper we describe a method for simultaneously estimating the direction of arrival (DOA) of the signal along with its unknown frequency. In a typical DOA estimation problem...
SIAMNUM
2010
14 years 4 months ago
2010
Semidiscrete finite element approximation of the linear stochastic wave equation with additive noise is studied in a semigroup framework. Optimal error estimates for the determinis...