Keyphrases
- language model
- query terms
- language modeling
- relevance model
- cross language retrieval
- query specific
- n gram
- trec test collections
- document retrieval
- probabilistic model
- query expansion
- test collection
- information retrieval
- speech recognition
- term dependencies
- language modelling
- retrieval model
- mixture model
- ad hoc information retrieval
- web search engines
- statistical language models
- retrieval effectiveness
- context sensitive
- smoothing methods
- probabilistic retrieval models
- query logs
- document ranking
- translation model
- original query
- language models for information retrieval
- cross lingual
- language model for information retrieval
- ad hoc retrieval
- pseudo relevance feedback
- document length
- text retrieval
- user queries
- query processing