Unsupervised topic modeling for leader detection in spoken discourse.
Raia HadsellZsolt KiraWen WangKristin PrecodaPublished in: ICASSP (2012)
Keyphrases
- topic modeling
- topic models
- latent dirichlet allocation
- topic extraction
- text mining
- scientific articles
- text classification
- collaborative filtering
- modeling framework
- language understanding
- information retrieval
- text corpora
- latent topics
- feature space
- machine learning
- latent variables
- text documents
- random variables
- text categorization
- probabilistic latent semantic analysis
- high dimensional
- probabilistic topic models