ProQA: Structural Prompt-based Pre-training for Unified Question Answering.
Wanjun ZhongYifan GaoNing DingYujia QinZhiyuan LiuMing ZhouJiahai WangJian YinNan DuanPublished in: NAACL-HLT (2022)
Keyphrases
- question answering
- natural language processing
- information retrieval
- passage retrieval
- information extraction
- question classification
- named entities
- qa clef
- question answering systems
- training set
- natural language questions
- natural language
- syntactic information
- relation extraction
- cross language
- open domain question answering
- sentence retrieval
- semantic roles
- test set
- answering questions
- image retrieval
- answer validation
- speech transcripts