Keyphrases
- language model
- language modeling
- document retrieval
- probabilistic model
- speech recognition
- n gram
- retrieval model
- information retrieval
- language modelling
- query expansion
- test collection
- statistical language models
- pseudo relevance feedback
- context sensitive
- language model for information retrieval
- vector space model
- query terms
- feature selection
- relevance model
- ad hoc information retrieval
- text retrieval
- word segmentation
- translation model
- term dependencies
- smoothing methods
- web documents
- statistical language modeling
- search engine