249 search results - page 33 / 50 » Mode-Finding for Mixtures of Gaussian Distributions |
IDA
2009
Springer
14 years 2 months ago
2009
Springer
Abstract. The underdetermined blind audio source separation problem is often addressed in the time-frequency domain by assuming that each time-frequency point is an independently d...
FGR
2004
IEEE
13 years 11 months ago
2004
IEEE
Due to variations of lighting conditions, camera hardware settings, and the range of skin coloration among human beings, a pre-defined skin-color model cannot accurately capture t...
CEC
2008
IEEE
14 years 2 months ago
2008
IEEE
— Since the Estimation of Distribution Algorithms (EDAs) have been introduced, several single model based EDAs and mixture model based EDAs have been developed. Take Gaussian mod...
ICASSP
2008
IEEE
14 years 2 months ago
2008
IEEE
Independent component analysis (ICA) is a popular approach for blind source separation (BSS). In this study, we develop a new mutual information measure for BSS and unsupervised l...
PAMI
2008
13 years 7 months ago
2008
Variational Bayesian Expectation-Maximization (VBEM), an approximate inference method for probabilistic models based on factorizing over latent variables and model parameters, has ...