Positional Language Models for Clinical Information Retrieval.
Florian BoudinJian-Yun NieMartin DawesPublished in: EMNLP (2010)
Keyphrases
- language model
- information retrieval
- language modeling
- retrieval model
- document retrieval
- query expansion
- vector space model
- n gram
- test collection
- speech recognition
- probabilistic model
- language modelling
- document length
- ad hoc information retrieval
- query generation
- context sensitive
- query terms
- ir models
- term weighting
- statistical language models
- smoothing methods
- text retrieval
- language modeling approaches
- relevance model
- document ranking
- search engine
- translation model
- passage retrieval
- language modeling framework
- relevant documents
- text mining
- statistical language modeling
- language model for information retrieval
- query specific
- xml retrieval
- pseudo relevance feedback
- term frequency
- tf idf
- retrieval effectiveness
- document collections
- information extraction