Local Maxima in the Likelihood of Gaussian Mixture Models: Structural Results and Algorithmic Consequences.
Chi JinYuchen ZhangSivaraman BalakrishnanMartin J. WainwrightMichael I. JordanPublished in: NIPS (2016)
Keyphrases
- gaussian mixture model
- maximum likelihood
- mixture model
- mixture of gaussians
- em algorithm
- feature vectors
- expectation maximization
- feature space
- log likelihood
- probability density
- density estimation
- multiscale
- gaussian mixture
- speaker recognition
- variational bayes
- gaussian distribution
- log likelihood function
- likelihood function
- mean shift
- probability density function
- covariance matrices
- active learning
- finite mixtures