Keyphrases
- language model
- language modeling
- document retrieval
- n gram
- query expansion
- retrieval model
- probabilistic model
- information retrieval
- speech recognition
- vector space model
- test collection
- context sensitive
- statistical language models
- ad hoc information retrieval
- language modelling
- smoothing methods
- mixture model
- relevance model
- handwriting recognition
- multiword
- document length
- language models for information retrieval