Keyphrases
- language model
- context sensitive
- language modeling
- document retrieval
- dependency trees
- information retrieval
- speech recognition
- n gram
- contextual information
- probabilistic model
- parse tree
- query expansion
- retrieval model
- language modelling
- test collection
- ad hoc information retrieval
- natural language processing
- statistical language models
- context dependent
- relevance model
- document length
- language models for information retrieval
- vector space model
- document ranking
- smoothing methods
- language model for information retrieval
- translation model
- passage retrieval
- relation extraction
- pseudo relevance feedback
- information extraction
- recommender systems