Latent Dirichlet Allocation (LDA) and Topic modeling: models, applications, a survey.
Hamed JelodarYongli WangChi YuanXia FengPublished in: CoRR (2017)
Keyphrases
- latent dirichlet allocation
- topic modeling
- topic models
- latent topics
- lda model
- probabilistic latent semantic analysis
- probabilistic topic models
- variational inference
- generative model
- latent variable models
- probabilistic model
- text mining
- latent topic models
- topic discovery
- gibbs sampling
- variational bayesian inference
- hierarchical bayesian model
- latent semantic analysis
- co occurrence
- dimensionality reduction
- databases
- directed graphical models
- text corpora
- parameter estimation
- information retrieval
- knowledge discovery
- pattern recognition
- collapsed gibbs sampling
- feature extraction
- artificial intelligence