Topic Tracking in News Streams Using Latent Factor Models.
Jens MeinersAndreas LommatzschPublished in: I4CS (2016)
Keyphrases
- topic tracking
- latent factor models
- topic models
- information filtering
- collaborative filtering
- recommender systems
- latent factors
- text classification
- topic detection and tracking
- news stories
- latent variables
- probabilistic model
- generative model
- matrix factorization
- news events
- text documents
- text mining
- news articles
- video search
- user profiles
- factor analysis
- co occurrence
- relevance feedback
- information extraction
- social media