Two-Step Question Retrieval for Open-Domain QA.
Yeon SeonwooJuhee SonJiho JinSang-Woo LeeJi-Hoon KimJung-Woo HaAlice OhPublished in: ACL (Findings) (2022)
Keyphrases
- open domain
- question answering
- question answering systems
- information extraction
- information retrieval
- answer extraction
- information retrieval systems
- passage retrieval
- document retrieval
- question classification
- retrieval model
- test collection
- query expansion
- image retrieval
- natural language processing
- data retrieval
- relevance feedback
- unknown words
- data mining