Acceleration of MAP-EM algorithm via over-relaxation.
Yu-Jung TsaiHsuan-Ming HuangYu-Hua Dean FangShi-Ing ChangIng-Tsung HsiaoPublished in: Comput. Medical Imaging Graph. (2015)
Keyphrases
- em algorithm
- maximum a posteriori
- expectation maximization
- maximum likelihood
- mixture model
- map estimation
- parameter estimation
- gaussian mixture model
- maximum likelihood estimation
- likelihood function
- generative model
- incomplete data
- expectation maximisation
- gaussian mixture
- mixture modeling
- iterative algorithms
- probability density function
- bayesian framework
- parameter learning
- log likelihood
- penalized likelihood
- maximum likelihood estimates
- likelihood maximization
- unsupervised learning
- model based clustering
- finite mixture model
- log likelihood function
- hidden variables
- gibbs sampling
- objective function
- density estimation
- probabilistic model