Selecting Expansion Terms in Automatic Query Expansion.
Hiroko ManoYasushi OgawaPublished in: SIGIR (2001)
Keyphrases
- automatic query expansion
- expansion terms
- query expansion
- selection criteria
- pseudo relevance feedback
- text retrieval
- retrieval effectiveness
- information retrieval systems
- information retrieval
- relevance feedback
- retrieved documents
- ad hoc retrieval
- relevant documents
- query terms
- original query
- language model
- query dependent
- relevance model
- retrieval model
- query expansion methods
- retrieval systems
- document retrieval
- data fusion
- multiword
- test collection
- context sensitive
- medical image retrieval