Nested Causality Extraction on Traffic Accident Texts as Question Answering.
Gongxue ZhouWeifeng MaYifei GongLiudi WangYaru LiYulai ZhangPublished in: NLPCC (2) (2021)
Keyphrases
- question answering
- traffic accidents
- information extraction
- natural language
- information retrieval
- natural language processing
- natural language text
- text documents
- question classification
- named entities
- relation extraction
- passage retrieval
- natural language questions
- cross language
- qa clef
- question answering systems
- syntactic information
- traffic flow
- open domain question answering
- countermeasures
- keywords
- answer extraction
- automatic extraction
- candidate answers