A survey on complex factual question answering.
Lingxi ZhangJing ZhangXirui KeHaoyang LiXinmei HuangZhonghui ShaoShulin CaoXin LvPublished in: AI Open (2023)
Keyphrases
- question answering
- information extraction
- information retrieval
- natural language
- natural language processing
- question classification
- natural language questions
- passage retrieval
- cross language
- qa clef
- question answering systems
- named entities
- syntactic information
- open domain question answering
- answer extraction
- qa systems
- semantic roles
- relation extraction
- text mining
- high level