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