29 search results - page 1 / 6 » ICA based on a Smooth Estimation of the Differential Entropy |
NIPS
2008
13 years 5 months ago
2008
In this paper we introduce the MeanNN approach for estimation of main information theoretic measures such as differential entropy, mutual information and divergence. As opposed to...
TSP
2010
12 years 11 months ago
2010
A novel (differential) entropy estimator is introduced where the maximum entropy bound is used to approximate the entropy given the observations, and is computed using a numerical ...
ICA
2004
Springer
13 years 9 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...
ICA
2004
Springer
13 years 9 months ago
2004
Springer
Abstract. Recently, the authors developed the Minimax Mutual Information algorithm for linear ICA of real-valued mixtures, which is based on a density estimate stemming from Jaynes...
TSP
2011
12 years 11 months ago
2011
—This paper addresses the independent component analysis (ICA) of quaternion random vectors. In particular, we focus on the Gaussian case and therefore only consider the quaterni...