University of Texas Rio Grande Valley TREC LiveQA 2016: Using Topic Modeling to Answer Complex Questions.
Josue Balandrano CoronelPublished in: TREC (2016)
Keyphrases
- topic modeling
- question answering systems
- topic models
- information retrieval
- modeling framework
- answer questions
- correct answers
- question answering
- latent dirichlet allocation
- topic extraction
- ad hoc retrieval
- latent topics
- information retrieval systems
- text mining
- relevance feedback
- feature selection
- expectation maximization
- text corpora
- text classification
- collaborative filtering
- hierarchical bayesian model