Keyphrases
- language model
- context sensitive
- language modeling
- document retrieval
- speech recognition
- probabilistic model
- n gram
- language modelling
- query expansion
- test collection
- information retrieval
- retrieval model
- language models for information retrieval
- statistical language models
- word error rate
- query terms
- naive bayes
- retrieval effectiveness
- pseudo relevance feedback
- document length
- term dependencies
- spoken term detection
- relevance model
- vector space model
- information extraction
- feature selection
- search engine