An Initial Investigation of Query Expansion Bias.
Colin WilkieLeif AzzopardiPublished in: ICTIR (2017)
Keyphrases
- query expansion
- information retrieval systems
- language model
- retrieval effectiveness
- text retrieval
- language modeling
- relevance feedback
- information retrieval
- relevant documents
- improving search
- pseudo relevance feedback
- automatic query expansion
- original query
- ranked retrieval
- query disambiguation
- ad hoc retrieval
- retrieval model
- interactive query expansion
- query terms
- ranking scheme
- trec genomics track
- query translation
- term selection
- short queries
- document collections
- model for information retrieval
- probabilistic model
- vocabulary mismatch
- biomedical information retrieval
- digital libraries
- learning algorithm