Improving Distributed Word Representation and Topic Model by Word-Topic Mixture Model.
Xianghua FuTing WangJing LiChong YuWangwang LiuPublished in: ACML (2016)
Keyphrases
- topic models
- latent topics
- mixture model
- generative model
- probabilistic model
- dirichlet process
- latent dirichlet allocation
- topic modeling
- co occurrence
- word pairs
- hierarchical dirichlet process
- variational inference
- statistical topic models
- gaussian mixture model
- model selection
- latent variables
- expectation maximization
- em algorithm
- density estimation
- unsupervised learning
- text documents
- text mining
- gibbs sampling
- bayesian nonparametric
- maximum likelihood
- bag of words
- author topic model
- exponential family
- information retrieval
- hidden markov models
- prior knowledge
- bayesian networks
- image processing
- learning algorithm