RUC at TREC 2014: Select Resources Using Topic Models.
Qiuyue WangShaochen ShiWei CaoPublished in: TREC (2014)
Keyphrases
- topic models
- latent dirichlet allocation
- topic modeling
- text mining
- latent variables
- information retrieval
- text documents
- latent topics
- co occurrence
- latent topic models
- test collection
- probabilistic model
- generative model
- retrieval effectiveness
- data mining
- relevance model
- question answering
- pseudo relevance feedback
- text corpora
- gibbs sampling
- hierarchical bayesian model
- text classification
- real world
- databases