Structure-sensitive semantic matching for aggregate question answering over knowledge base.
Shaojuan WuYunjie WuLinyi HanYa LiuJiarui ZhangZiqiang ChenXiaowang ZhangZhiyong FengPublished in: J. Web Semant. (2022)
Keyphrases
- question answering
- knowledge base
- semantic matching
- information extraction
- natural language processing
- passage retrieval
- natural language
- information retrieval
- question classification
- syntactic information
- natural language questions
- question answering systems
- qa clef
- semantic roles
- ontology alignment
- domain specific
- web service composition
- semantic web services
- data model
- answer extraction
- expert systems