A relevance-based topic model for news event tracking.
Viet Ha-ThucYelena MejovaChristopher G. HarrisPadmini SrinivasanPublished in: SIGIR (2009)
Keyphrases
- topic models
- news articles
- topic tracking
- text documents
- news events
- topic modeling
- latent dirichlet allocation
- news stories
- relevance model
- topic detection and tracking
- co occurrence
- statistical topic models
- latent variables
- latent topics
- gibbs sampling
- text streams
- particle filter
- baseline models
- information retrieval
- text mining
- event detection
- online news
- social media
- generative model
- topic discovery
- variational inference
- probabilistic model
- text corpora
- microblog posts
- latent topic model
- databases
- language modeling framework
- probabilistic topic models
- lda model
- information extraction