Unsupervised Feature and Model Selection for Generalized Dirichlet Mixture Models.
Sabri BoutemedjetNizar BouguilaDjemel ZiouPublished in: ICIAR (2007)
Keyphrases
- mixture model
- model selection
- dirichlet distribution
- unsupervised learning
- selection criterion
- cross validation
- gaussian mixture model
- hyperparameters
- sample size
- parameter estimation
- density estimation
- automatic model selection
- regression model
- machine learning
- dirichlet prior
- feature selection
- model selection criteria
- variable selection
- bayesian information criterion
- supervised learning
- generalization error
- information criterion
- gaussian process
- feature vectors
- probability density function
- feature set
- generative model
- semi supervised
- computer vision
- graphical models
- em algorithm