A hierarchical Dirichlet language model.
David J. C. MacKayLinda C. Bauman PetoPublished in: Nat. Lang. Eng. (1995)
Keyphrases
- language model
- language modeling
- mixture model
- dirichlet prior
- probabilistic model
- n gram
- document retrieval
- information retrieval
- speech recognition
- retrieval model
- context sensitive
- query expansion
- statistical language models
- test collection
- language modelling
- smoothing methods
- ad hoc information retrieval
- language model for information retrieval
- query terms
- pseudo relevance feedback
- relevance model
- document ranking
- translation model
- vector space model
- document length
- error rate
- expectation maximization
- web search
- statistical language modeling
- language models for information retrieval
- search engine