Estimating local optimums in EM algorithm over Gaussian mixture model.
Zhenjie ZhangBing Tian DaiAnthony K. H. TungPublished in: ICML (2008)
Keyphrases
- gaussian mixture model
- em algorithm
- expectation maximization
- mixture model
- maximum likelihood
- maximum likelihood estimation
- generative model
- likelihood function
- maximum likelihood estimates
- parameter estimation
- hyperparameters
- density estimation
- background subtraction
- probability density function
- gaussian mixture
- probabilistic model
- expectation maximisation
- mixture of gaussians
- finite mixture models
- maximum a posteriori
- gaussian distribution
- feature extraction
- face recognition
- model based clustering
- mixture distribution
- mixture modeling
- computer vision
- information retrieval