Automatic term mismatch diagnosis for selective query expansion.
Le ZhaoJamie CallanPublished in: SIGIR (2012)
Keyphrases
- query expansion
- term mismatch
- information retrieval
- information retrieval systems
- pseudo relevance feedback
- retrieval effectiveness
- relevance feedback
- language model
- relevant documents
- text retrieval
- language modeling
- improving search
- retrieval model
- original query
- trec genomics track
- query translation
- ranked retrieval
- machine learning
- query expansion methods
- ad hoc retrieval
- sentence retrieval
- query specific
- model for information retrieval
- document collections
- web corpora
- biomedical information retrieval
- search engine
- text mining