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