Keyphrases
- language model
- peer to peer
- language modeling
- document retrieval
- peer to peer systems
- n gram
- probabilistic model
- peer to peer networks
- speech recognition
- language models for information retrieval
- language modelling
- information retrieval
- test collection
- vector space model
- retrieval model
- statistical language models
- query expansion
- context sensitive
- overlay network
- smoothing methods
- ad hoc information retrieval
- digital libraries
- query terms
- pseudo relevance feedback
- query specific
- word error rate
- relevance model
- information extraction
- term dependencies
- bayesian networks
- okapi bm