Keyphrases
- language model
- transportation systems
- language modeling
- document retrieval
- probabilistic model
- information retrieval
- statistical language models
- n gram
- language modelling
- speech recognition
- retrieval model
- test collection
- context sensitive
- query expansion
- smoothing methods
- document ranking
- ad hoc information retrieval
- language models for information retrieval
- query terms
- spoken term detection
- language model for information retrieval
- web search