Mining activities using sticky multimodal dual hierarchical Dirichlet process hidden Markov model.
Guodong TianChunfeng YuanWeiming HuZhaoquan CaiPublished in: ICIP (2013)
Keyphrases
- hidden markov models
- hierarchical dirichlet process
- unsupervised manner
- mixture model
- topic models
- latent dirichlet allocation
- text mining
- variational inference
- knowledge discovery
- activity recognition
- dirichlet process
- sampling algorithm
- data mining
- co occurrence
- text classification
- bayesian inference
- posterior distribution