Keyphrases
- language model
- language modeling
- n gram
- probabilistic model
- query expansion
- document retrieval
- speech recognition
- test collection
- language modelling
- retrieval model
- statistical language models
- natural language
- information retrieval
- okapi bm
- smoothing methods
- document ranking
- vector space model
- query terms
- relevance model
- context sensitive
- language processing
- context dependent
- query specific
- term dependencies
- machine learning
- document length
- translation model
- multiword
- cross language retrieval
- bayesian networks
- ad hoc information retrieval