Keyphrases
- language model
- language modeling
- probabilistic model
- document retrieval
- n gram
- information retrieval
- language modelling
- retrieval model
- query expansion
- speech recognition
- context sensitive
- ad hoc information retrieval
- test collection
- pseudo relevance feedback
- document ranking
- statistical language models
- language model for information retrieval
- vector space model
- translation model
- okapi bm