A Block EM Algorithm for Multivariate Skew Normal and Skew $t$ -Mixture Models.
Sharon X. LeeKaleb L. LeemaqzGeoffrey J. McLachlanPublished in: IEEE Trans. Neural Networks Learn. Syst. (2018)
Keyphrases
- mixture model
- em algorithm
- finite mixture models
- expectation maximization
- gaussian mixture model
- finite mixtures
- maximum likelihood
- density estimation
- mixture modeling
- unsupervised learning
- parameter estimation
- generative model
- gaussian mixture
- probabilistic model
- hyperparameters
- maximum likelihood estimation
- maximum a posteriori
- model based clustering
- likelihood function
- probability density function
- hidden variables
- model selection
- language model
- posterior distribution
- learning algorithm
- outlier detection
- log likelihood
- image processing