Keyphrases
- language model
- language modeling
- n gram
- speech recognition
- retrieval model
- document retrieval
- query expansion
- information retrieval
- probabilistic model
- smoothing methods
- query terms
- test collection
- context sensitive
- data fusion
- language modelling
- mixture model
- language model for information retrieval
- pseudo relevance feedback
- multiword
- vector space model
- statistical language models
- ad hoc information retrieval
- translation model
- multi sensor
- word error rate
- language models for information retrieval
- fusion method
- statistical machine translation
- document length
- feature selection