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