Keyphrases
- language model
- language modeling
- n gram
- document retrieval
- probabilistic model
- speech recognition
- retrieval model
- query expansion
- information retrieval
- language modelling
- statistical language models
- test collection
- context sensitive
- translation model
- ad hoc information retrieval
- query terms
- vector space model
- mixture model
- smoothing methods
- statistical language modeling
- language models for information retrieval