Challenges in Information-Seeking QA: Unanswerable Questions and Paragraph Retrieval.
Akari AsaiEunsol ChoiPublished in: ACL/IJCNLP (1) (2021)
Keyphrases
- information seeking
- information retrieval
- question answering
- passage retrieval
- open domain
- information seeking tasks
- search tasks
- answer extraction
- interactive information retrieval
- question answer
- relevance assessments
- qa systems
- document retrieval
- online search
- information access
- information resources
- retrieval model
- interactive question answering
- contextual factors
- question answering systems
- image retrieval
- web searching
- exploratory search
- query suggestion
- test collection
- relevance feedback
- search result
- average precision
- retrieval systems
- query expansion
- information retrieval systems