Keyphrases
- language model
- language modeling
- n gram
- probabilistic model
- document retrieval
- language modelling
- information retrieval
- speech recognition
- test collection
- statistical language models
- retrieval model
- context sensitive
- query expansion
- ad hoc information retrieval
- language models for information retrieval
- vector space model
- smoothing methods
- query specific
- pseudo relevance feedback
- query terms
- document ranking
- news articles
- translation model
- relevance model
- term dependencies
- okapi bm
- passage retrieval
- machine learning
- image retrieval
- language modeling approaches
- language model for information retrieval