8 search results - page 1 / 2 » Towards a Local Separation Performances Estimator Using Comm... |
ESANN
2004
13 years 5 months ago
2004
Abstract. In most ICA algorithms, the separation performances are estimated through the evaluation of a contrast function , used in the update rule of elements of the unmixing matr...
ICA
2007
Springer
13 years 10 months ago
2007
Springer
In this paper, we propose to use the Huber M-estimator cost function as a contrast function within the complex FastICA algorithm of Bingham and Hyvarinen for the blind separation o...
ICA
2004
Springer
13 years 10 months ago
2004
Springer
Abstract. Mutual information (MI) is a common criterion in independent component analysis (ICA) optimization. MI is derived from probability density functions (PDF). There are scen...
CSDA
2008
13 years 4 months ago
2008
It is shown that any pair of scatter and spatial scatter matrices yields an estimator of the separating matrix for complex-valued independent component analysis (ICA). Scatter (re...
ADAEUROPE
2005
Springer
13 years 10 months ago
2005
Springer
Transparent system support for software fault tolerance reduces performance in general and precludes application-specific optimizations in particular. In contrast, explicit support...