Query expansion using term relationships in language models for information retrieval.
Jing BaiDawei SongPeter BruzaJian-Yun NieGuihong CaoPublished in: CIKM (2005)
Keyphrases
- query expansion
- language models for information retrieval
- language model
- expansion terms
- language modeling
- query terms
- web corpora
- language modelling
- term selection
- relevance model
- pseudo relevance feedback
- retrieval model
- information retrieval systems
- information retrieval
- ad hoc retrieval
- retrieval effectiveness
- probabilistic retrieval model
- initial query
- okapi bm
- text retrieval
- relevant documents
- relevance feedback
- document representation
- original query
- document retrieval
- probabilistic model
- document ranking
- test collection
- n gram
- retrieved documents
- term dependencies
- term frequency
- ir models
- query specific
- average precision
- search engine