Keyphrases
- special issue
- language model
- language modeling
- probabilistic model
- document retrieval
- speech recognition
- information retrieval
- n gram
- international journal
- ecml pkdd
- ai edam
- test collection
- artificial intelligence
- language modelling
- retrieval model
- query expansion
- context sensitive
- applied intelligence
- smoothing methods
- statistical language models
- text retrieval
- document ranking
- query specific
- knowledge discovery
- okapi bm
- ad hoc information retrieval
- language model for information retrieval
- document length
- term dependencies
- relevance model
- pseudo relevance feedback
- vector space model
- retrieval effectiveness