Keyphrases
- language model
- language modeling
- n gram
- probabilistic model
- document retrieval
- speech recognition
- language modelling
- statistical language models
- query expansion
- information retrieval
- test collection
- language models for information retrieval
- context sensitive
- smoothing methods
- query terms
- retrieval model
- language model for information retrieval
- relevance model
- term dependencies
- ad hoc information retrieval
- vector space model
- image retrieval
- feature selection
- machine learning
- document ranking
- document length