Knowledge-augmented Self-training of A Question Rewriter for Conversational Knowledge Base Question Answering.
Xirui KeJing ZhangXin LvYiqi XuShulin CaoCuiping LiHong ChenJuanzi LiPublished in: EMNLP (Findings) (2022)
Keyphrases
- question answering
- knowledge base
- question classification
- question answering systems
- qa clef
- natural language questions
- natural language
- open domain question answering
- knowledge representation
- answer extraction
- natural language processing
- qa systems
- answering questions
- information extraction
- expert systems
- information retrieval
- answer validation
- candidate answers
- passage retrieval
- named entities
- cross language
- multi modal
- domain knowledge
- syntactic information
- question answer pairs
- relation extraction
- knowledge sources
- sentence retrieval
- data mining
- semantic roles
- background knowledge
- information retrieval systems
- textual entailment recognition