555 search results - page 39 / 111 » Introduction to Statistical Signal Processing |
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
This paper presents a family of log-spectral amplitude (LSA) estimators for speech enhancement. Generalized Gamma distributed (GGD) priors are assumed for speech short-time spectr...
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
In this paper we present a new sparse iterative covariance-based estimation approach, called SPICE, to the direction of arrival estimation problem. SPICE is obtained by the minimi...
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
A novel framework for the factorisation of complex-valued data is derived using recent developments in complex statistics. Unlike existing factorisation tools the algorithms can c...
ISNN
2007
Springer
14 years 4 months ago
2007
Springer
This paper proposes novel hierarchical self-organizing associative memory architecture for machine learning. This memory architecture is characterized with sparse and local interco...
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
Graphical models are well established in providing compact conditional probability descriptions of complex multivariable interactions. In the Gaussian case, graphical models are d...