MAP approximation to the variational Bayes Gaussian mixture model and application.
Kart-Leong LimHan WangPublished in: Soft Comput. (2018)
Keyphrases
- gaussian mixture model
- variational bayes
- mixture model
- em algorithm
- maximum likelihood
- feature space
- feature vectors
- expectation maximization
- maximum a posteriori
- bayesian inference
- latent variables
- hyperparameters
- gaussian distribution
- free energy
- machine learning
- feature selection
- multiscale
- density estimation
- noise level
- lower bound
- posterior distribution