Keyphrases
- language model
- language modeling
- n gram
- information retrieval
- probabilistic model
- document retrieval
- language modelling
- query expansion
- speech recognition
- retrieval model
- statistical language models
- test collection
- vector space model
- context sensitive
- ad hoc information retrieval
- smoothing methods
- language model for information retrieval
- query specific
- relevance model
- translation model
- term dependencies
- query terms
- error rate
- passage retrieval
- machine learning