Supervised latent Dirichlet allocation with a mixture of sparse softmax.
Xiaoxu LiZhanyu MaPai PengXiaowei GuoFeiyue HuangXiaojie WangJun GuoPublished in: Neurocomputing (2018)
Keyphrases
- latent dirichlet allocation
- lda model
- topic models
- latent variable models
- generative model
- topic modeling
- topic discovery
- mixture model
- dirichlet distribution
- hierarchical dirichlet process
- sparse representation
- variational bayesian inference
- latent topics
- text mining
- variational inference
- semi supervised
- learning algorithm
- unsupervised learning
- gibbs sampling
- dimensionality reduction
- probabilistic topic models
- latent topic model
- probabilistic latent semantic analysis
- supervised learning
- probabilistic model
- high dimensional
- support vector
- pattern recognition
- markov chain
- bayesian framework
- em algorithm