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GLOBECOM
2008
IEEE
14 years 3 months ago
Capacity of Symmetric K-User Gaussian Very Strong Interference Channels
—This paper studies a symmetric K user Gaussian interference channel with K transmitters and K receivers. A “very strong” interference regime is derived for this channel setu...
Sriram Sridharan, Amin Jafarian, Sriram Vishwanath...
ICASSP
2008
IEEE
14 years 3 months ago
Extension of EFICA algorithm for blind separation of piecewise stationary non Gaussian sources
We propose an extension of EFICA algorithm for piecewise stationary and non Gaussian signals. The proposed method is able to profit from varying distribution of the original sign...
Zbynek Koldovský, Jirí Málek,...
ICASSP
2008
IEEE
14 years 3 months ago
Generalized Gaussian Markov random field image restoration using variational distribution approximation
In this paper we propose novel algorithms for image restoration and parameter estimation with a Generalized Gaussian Markov Random Field prior utilizing variational distribution a...
S. Derin Babacan, Rafael Molina, Aggelos K. Katsag...
DSSCV
2005
Springer
14 years 2 months ago
A Note on Local Morse Theory in Scale Space and Gaussian Deformations
Abstract. In this note we study the local behavior of singularities occurring in scale space under Gaussian blurring. Based on ideas from singularity theory for vector fields this...
Jan-Cees van der Meer
FPL
2005
Springer
113views Hardware» more  FPL 2005»
14 years 2 months ago
Ziggurat-based Hardware Gaussian Random Number Generator
An architecture and implementation of a high performance Gaussian random number generator (GRNG) is described. The GRNG uses the Ziggurat algorithm which divides the area under th...
Guanglie Zhang, Philip Heng Wai Leong, Dong-U Lee,...