Keyphrases
- language model
- language modeling
- n gram
- probabilistic model
- document retrieval
- query expansion
- information retrieval
- retrieval model
- context sensitive
- test collection
- language modelling
- speech recognition
- statistical language models
- ad hoc information retrieval
- vector space model
- smoothing methods
- document ranking
- language model for information retrieval
- word error rate
- term dependencies
- relevance model
- pseudo relevance feedback
- query terms
- translation model
- passage retrieval
- document length
- web search
- language models for information retrieval
- image retrieval