A Robust and Flexible EM Algorithm for Mixtures of Elliptical Distributions with Missing Data.
Florian MouretAlexandre Hippert-FerrerFrédéric PascalJean-Yves TourneretPublished in: IEEE Trans. Signal Process. (2023)
Keyphrases
- missing data
- em algorithm
- incomplete data
- expectation maximization
- mixture model
- mixture distribution
- finite mixture models
- gaussian mixture
- maximum likelihood
- finite mixtures
- mixture components
- generative model
- parameter estimation
- missing values
- maximum likelihood estimation
- gaussian mixture model
- low rank
- normal distribution
- likelihood function
- hyperparameters
- probabilistic model
- log likelihood
- probabilistic principal component analysis
- probability density function
- probability distribution
- dirichlet distribution
- expectation maximisation
- matrix factorization
- density estimation
- unsupervised learning
- machine learning
- high dimensional data
- clustering algorithm