A Doubly Hierarchical Dirichlet Process Hidden Markov Model with a Non-Ergodic Structure.
Amir Hossein Harati Nejad TorbatiJoseph PiconePublished in: IEEE ACM Trans. Audio Speech Lang. Process. (2016)
Keyphrases
- hidden markov models
- hierarchical dirichlet process
- dirichlet process
- unsupervised manner
- mixture model
- topic models
- latent dirichlet allocation
- variational inference
- conditional random fields
- learning problems
- learning algorithm
- posterior distribution
- multi task learning
- sampling algorithm
- level set
- pairwise
- variational bayes
- bayesian networks