XTQA: Span-Level Explanations of the Textbook Question Answering.
Jie MaJun LiuJunjun LiQinghua ZhengQingyu YinJianlong ZhouYi HuangPublished in: CoRR (2020)
Keyphrases
- question answering
- question classification
- natural language processing
- information retrieval
- natural language questions
- natural language
- information extraction
- open domain question answering
- syntactic information
- cross language
- passage retrieval
- sentence retrieval
- named entities
- relation extraction
- question answering systems
- qa systems
- answer validation
- qa clef
- semantic information
- textual entailment recognition
- relational databases