Keyphrases
- language model
- metadata
- language modeling
- document retrieval
- language modelling
- digital libraries
- probabilistic model
- speech recognition
- n gram
- information retrieval
- query expansion
- ad hoc information retrieval
- smoothing methods
- test collection
- retrieval model
- query terms
- language model for information retrieval
- statistical language models
- context sensitive
- language models for information retrieval
- vector space model
- pseudo relevance feedback
- document ranking
- term dependencies
- multimedia
- search engine
- passage retrieval
- machine learning
- semantic information
- natural language processing
- naive bayes