Copula Guided Parallel Gibbs Sampling for Nonparametric and Coherent Topic Discovery.
Lihui LinYanghui RaoHaoran XieRaymond Y. K. LauJian YinFu Lee WangQing LiPublished in: IEEE Trans. Knowl. Data Eng. (2022)
Keyphrases
- gibbs sampling
- topic discovery
- latent dirichlet allocation
- topic models
- lda model
- topic modeling
- generative model
- text mining
- markov chain
- em algorithm
- latent variables
- approximate inference
- text analysis
- parameter estimation
- belief networks
- probabilistic model
- text documents
- variational inference
- markov chain monte carlo
- exact inference
- feature space
- dimensionality reduction
- natural language processing
- prior knowledge