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