Keyphrases
- language model
- language modeling
- probabilistic model
- n gram
- query expansion
- speech recognition
- document retrieval
- language modelling
- information retrieval
- retrieval model
- test collection
- statistical language models
- context sensitive
- ad hoc information retrieval
- vector space model
- query terms
- language models for information retrieval
- smoothing methods
- semantic information
- pseudo relevance feedback
- automatic speech recognition
- passage retrieval
- document ranking
- query specific
- word error rate
- language model for information retrieval