Keyphrases
- language model
- language modeling
- retrieval model
- document retrieval
- n gram
- probabilistic model
- information retrieval
- test collection
- speech recognition
- query expansion
- ad hoc information retrieval
- language modelling
- mixture model
- context sensitive
- statistical language models
- smoothing methods
- language model for information retrieval
- document ranking
- document length
- statistical machine translation
- relevance model
- query specific
- pseudo relevance feedback
- vector space model
- pseudo feedback
- query terms
- knn
- natural language processing