Social annotation in query expansion: a machine learning approach.
Yuan LinHongfei LinSong JinZheng YePublished in: SIGIR (2011)
Keyphrases
- query expansion
- information retrieval systems
- information retrieval
- retrieval effectiveness
- language model
- language modeling
- relevance feedback
- ad hoc retrieval
- text retrieval
- relevance model
- semantic annotation
- social networks
- automatic query expansion
- pseudo relevance feedback
- relevant documents
- retrieval model
- improving search
- query expansion methods
- trec genomics track
- metadata
- user generated
- active learning
- automatic annotation
- retrieved documents
- social media
- co occurrence
- original query
- social web
- learning process
- interactive query expansion
- vocabulary mismatch
- biomedical information retrieval
- web documents