Keyphrases
- language model
- language modeling
- n gram
- information retrieval
- document retrieval
- probabilistic model
- speech recognition
- retrieval model
- test collection
- language modelling
- smoothing methods
- mixture model
- context sensitive
- ad hoc information retrieval
- statistical language models
- query expansion
- pseudo relevance feedback
- translation model
- document ranking
- dependency structure
- document length
- language models for information retrieval