Topic models with power-law using Pitman-Yor process.
Issei SatoHiroshi NakagawaPublished in: KDD (2010)
Keyphrases
- power law
- pitman yor process
- topic models
- generative model
- topic modeling
- latent dirichlet allocation
- probabilistic model
- latent topics
- latent variables
- text mining
- text documents
- co occurrence
- bayesian nonparametric
- gibbs sampling
- variational inference
- mixture model
- natural language processing
- information retrieval