Deterministic annealing EM algorithm in parameter estimation for acoustic model.
Yohei ItayaHeiga ZenYoshihiko NankakuChiyomi MiyajimaKeiichi TokudaTadashi KitamuraPublished in: INTERSPEECH (2004)
Keyphrases
- deterministic annealing
- em algorithm
- parameter estimation
- expectation maximization
- maximum likelihood
- mixture model
- maximum likelihood estimation
- generative model
- gaussian mixture model
- likelihood function
- approximate inference
- posterior distribution
- hyperparameters
- parameter learning
- incomplete data
- bayesian model selection
- probabilistic model
- maximum a posteriori
- gibbs sampling
- global optimization
- probability density function
- bayesian framework
- data mining
- unsupervised learning
- higher order
- image segmentation
- feature selection