Minimum message length estimation of mixtures of multivariate Gaussian and von Mises-Fisher distributions.
Parthan KasarapuLloyd AllisonPublished in: Mach. Learn. (2015)
Keyphrases
- multivariate gaussian
- maximum likelihood estimation
- mixture model
- von mises fisher
- minimum message length
- expectation maximization
- em algorithm
- finite mixtures
- maximum likelihood
- gaussian distribution
- density estimation
- unsupervised learning
- parameter estimation
- gaussian mixture model
- probabilistic model
- multi variate
- generative model
- unit sphere
- mixture components
- probability density
- noise model
- gaussian mixture
- covariance matrix
- image segmentation
- data sets
- language model
- probability distribution
- bayesian framework
- medical images
- learning algorithm