Keyphrases
- language model
- language modeling
- n gram
- document retrieval
- probabilistic model
- query expansion
- language modelling
- test collection
- language models for information retrieval
- speech recognition
- information retrieval
- context sensitive
- language model for information retrieval
- document ranking
- retrieval model
- vector space model
- query terms
- pseudo relevance feedback
- smoothing methods
- statistical language models
- translation model
- word error rate
- ad hoc information retrieval
- error rate
- query specific
- term dependencies
- co occurrence
- statistical language modeling
- text mining
- bayesian networks