A Variational EM Algorithm for the Separation of Time-Varying Convolutive Audio Mixtures.
Dionyssos Kounades-BastianLaurent GirinXavier Alameda-PinedaSharon GannotRadu HoraudPublished in: IEEE ACM Trans. Audio Speech Lang. Process. (2016)
Keyphrases
- em algorithm
- mixture model
- expectation maximization
- gaussian mixture
- variational approximation
- image segmentation
- mixture distribution
- sum product algorithm
- maximum likelihood
- gaussian mixture model
- multimedia
- maximum likelihood estimation
- parameter estimation
- generative model
- probabilistic model
- hyperparameters
- probability density function
- mixture components
- expectation maximisation
- density estimation
- likelihood function
- finite mixture model
- incomplete data
- maximum a posteriori
- bayesian framework
- optical flow
- hidden variables
- log likelihood
- mixture of gaussians
- penalized likelihood
- log likelihood function
- computer vision
- clustering algorithm
- k means
- model based clustering
- bayesian information criterion
- free energy
- graphical models