Exploring task-based query expansion at the TREC-COVID track.
Thomas SchoegjeChris KamphuisKoen DercksenDjoerd HiemstraToine PietersArjen P. de VriesPublished in: CoRR (2020)
Keyphrases
- query expansion
- retrieval effectiveness
- pseudo relevance feedback
- biomedical information retrieval
- ad hoc retrieval
- information retrieval
- relevance feedback
- short queries
- interactive query expansion
- information retrieval systems
- clef ip
- patent retrieval
- language model
- probabilistic retrieval model
- retrieval model
- relevant documents
- language modeling
- test collection
- automatic query expansion
- text retrieval
- document level
- query terms
- question answering
- ranked retrieval
- relevance judgments
- retrieved documents
- expert search
- original query
- trec collections
- document ranking
- document retrieval
- improving search
- query disambiguation
- initial query
- biomedical text
- passage retrieval
- learning to rank
- information extraction