An alternative to EM for Gaussian mixture models: batch and stochastic Riemannian optimization.
Reshad HosseiniSuvrit SraPublished in: Math. Program. (2020)
Keyphrases
- gaussian mixture model
- expectation maximization
- mixture model
- em algorithm
- maximum likelihood
- speaker recognition
- feature vectors
- probability density
- gaussian mixture
- speaker identification
- variational bayes
- parameter estimation
- density estimation
- generative model
- unsupervised learning
- probability density function
- probabilistic model
- active learning
- training data
- image processing