Hierarchical Latent Dirichlet Allocation models for realistic action recognition.
Heping LiJie LiuShuwu ZhangPublished in: ICASSP (2011)
Keyphrases
- action recognition
- latent dirichlet allocation
- topic models
- probabilistic latent semantic analysis
- human actions
- latent topic models
- latent topics
- bag of words
- recognizing human actions
- topic modeling
- probabilistic model
- hierarchical bayesian model
- probabilistic topic models
- generative model
- lda model
- computer vision
- variational inference
- latent variables
- model selection
- text mining
- bag of features
- gibbs sampling
- prior knowledge