Keyphrases
- language model
- language modeling
- speech recognition
- probabilistic model
- information retrieval
- n gram
- document retrieval
- statistical language models
- language modelling
- retrieval model
- language model for information retrieval
- context sensitive
- query expansion
- test collection
- vector space model
- ad hoc information retrieval
- relevance model
- smoothing methods
- document length
- query terms
- active learning
- automatic speech recognition
- pseudo relevance feedback
- web search
- bayesian networks