Additive Regularization of Topic Models for Topic Selection and Sparse Factorization.
Konstantin V. VorontsovAnna PotapenkoAlexander PlavinPublished in: SLDS (2015)
Keyphrases
- topic models
- topic modeling
- latent dirichlet allocation
- latent topics
- latent variables
- generative model
- text documents
- text mining
- latent topic models
- probabilistic model
- topic discovery
- probabilistic topic models
- co occurrence
- pairwise
- matrix factorization
- probabilistic latent semantic analysis
- text corpora
- high dimensional
- sparse representation
- graphical models
- latent factors
- lda model
- text streams
- information extraction
- probability distribution
- microblog posts