A Variational EM Algorithm for the Separation of Time-Varying Convolutive Audio Mixtures.
Dionyssos Kounades-BastianLaurent GirinXavier Alameda-PinedaSharon GannotRadu HoraudPublished in: CoRR (2015)
Keyphrases
- em algorithm
- mixture model
- expectation maximization
- gaussian mixture
- variational approximation
- image segmentation
- sum product algorithm
- mixture distribution
- maximum likelihood
- gaussian mixture model
- generative model
- maximum likelihood estimation
- parameter estimation
- mixture components
- multimedia
- probability density function
- incomplete data
- density estimation
- likelihood function
- hidden variables
- bayesian framework
- probabilistic model
- hyperparameters
- log likelihood
- unsupervised learning
- expectation maximisation
- mixture modeling
- maximum a posteriori
- log likelihood function
- finite mixture models
- optical flow
- finite mixture model
- computer vision
- latent dirichlet