Keyphrases
- language model
- language modeling
- n gram
- speech recognition
- document retrieval
- information retrieval
- query expansion
- probabilistic model
- language modelling
- retrieval model
- test collection
- context sensitive
- statistical language models
- ad hoc information retrieval
- language models for information retrieval
- query terms
- relevance model
- smoothing methods
- web pages
- language modeling approaches
- language model for information retrieval
- document ranking
- translation model
- pseudo relevance feedback
- document length
- text retrieval
- relevant documents
- text categorization
- text classification
- image retrieval