Local Maxima in the Likelihood of Gaussian Mixture Models: Structural Results and Algorithmic Consequences.
Chi JinYuchen ZhangSivaraman BalakrishnanMartin J. WainwrightMichael I. JordanPublished in: CoRR (2016)
Keyphrases
- gaussian mixture model
- maximum likelihood
- mixture model
- mixture of gaussians
- em algorithm
- speaker recognition
- feature vectors
- expectation maximization
- multiscale
- speaker identification
- density estimation
- probability density
- log likelihood
- log likelihood function
- likelihood function
- covariance matrices
- gaussian mixture
- probability density function
- structural features
- gaussian distribution
- feature space
- variational bayes
- mean shift
- generative model
- probabilistic model
- image processing
- mel frequency cepstral coefficients
- machine learning