Keyphrases
- language model
- language modeling
- n gram
- probabilistic model
- document retrieval
- speech recognition
- language modelling
- retrieval model
- test collection
- information retrieval
- statistical language models
- query expansion
- smoothing methods
- ad hoc information retrieval
- language models for information retrieval
- word error rate
- language model for information retrieval
- vector space
- low dimensional
- pseudo relevance feedback
- context sensitive
- distance measure
- relevance model
- information retrieval systems
- image retrieval