Reasoning over Hierarchical Question Decomposition Tree for Explainable Question Answering.
Jiajie ZhangShulin CaoTingjian ZhangXin LvJiaxin ShiQi TianJuanzi LiLei HouPublished in: CoRR (2023)
Keyphrases
- question answering
- answering questions
- question classification
- qa clef
- question answering systems
- answer extraction
- natural language questions
- qa systems
- candidate answers
- answer validation
- question answer pairs
- information retrieval
- open domain question answering
- cross language
- tree structure
- natural language processing
- named entities
- relation extraction
- passage retrieval
- information extraction
- knowledge representation
- natural language
- syntactic information
- graph structure
- expert systems
- knowledge base
- search engine
- tree kernels
- semantic roles
- tree structures
- sentence retrieval