Trans-dimensional Random Fields for Language Modeling.
Bin WangZhijian OuZhiqiang TanPublished in: ACL (1) (2015)
Keyphrases
- language modeling
- random fields
- probabilistic model
- language model
- markov random field
- query expansion
- maximum entropy
- information retrieval
- conditional random fields
- parameter estimation
- retrieval model
- n gram
- non stationary
- text classification
- graphical models
- improvements in retrieval effectiveness
- test collection
- generative model
- mixture model
- feature selection
- document retrieval
- latent variables
- conditional probabilities
- information retrieval systems
- active learning
- bayesian inference
- relevance model
- search engine