Hidden Markov model using Dirichlet process for de-identification.
Tao ChenRichard M. CullenMarshall GodwinPublished in: J. Biomed. Informatics (2015)
Keyphrases
- hidden markov models
- dirichlet process
- hierarchical dirichlet process
- multi task learning
- gaussian processes
- mixture model
- bayesian model
- sampling algorithm
- latent topics
- posterior distribution
- markov chain monte carlo
- bayesian framework
- variational methods
- topic models
- generative model
- conditional random fields
- variational inference
- learning tasks
- gaussian process
- maximum likelihood
- probability distribution