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ICASSP
2011
IEEE
14 years 11 months ago
Augmented complex matrix factorisation
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...
David Looney, Danilo P. Mandic
CEC
2008
IEEE
16 years 1 months ago
Increasing rule extraction accuracy by post-processing GP trees
—Genetic programming (GP), is a very general and efficient technique, often capable of outperforming more specialized techniques on a variety of tasks. In this paper, we suggest ...
Ulf Johansson, Rikard König, Tuve Löfstr...
ICDE
2006
IEEE
181views Database» more  ICDE 2006»
16 years 8 months ago
Adaptive Reorganization of Coherency-Preserving Dissemination Tree for Streaming Data
In many recent applications, data are continuously being disseminated from a source to a set of servers. In this paper, we propose a cost-based approach to construct dissemination...
Yongluan Zhou, Beng Chin Ooi, Kian-Lee Tan, Feng Y...
NIPS
2007
15 years 8 months ago
Expectation Maximization and Posterior Constraints
The expectation maximization (EM) algorithm is a widely used maximum likelihood estimation procedure for statistical models when the values of some of the variables in the model a...
João Graça, Kuzman Ganchev, Ben Task...
GLOBECOM
2006
IEEE
16 years 1 months ago
Reduced Complexity Vector Precoding for the Multiuser Downlink
— We investigate nonlinear precoding techniques for the downlink of multi-user systems from a transmitter equipped with multiple antennas to non-cooperative single antenna mobile...
René Habendorf, Ines Riedel, Gerhard Fettwe...