Leveraging Structured Metadata for Improving Question Answering on the Web.
Xinya DuAhmed Hassan AwadallahAdam FourneyRobert SimPaul N. BennettClaire CardiePublished in: AACL/IJCNLP (2020)
Keyphrases
- question answering
- metadata
- question answering systems
- answering questions
- question answer pairs
- question classification
- structured data
- information extraction
- named entities
- natural language processing
- information retrieval
- information resources
- database
- natural language
- passage retrieval
- web documents
- digital libraries
- web pages
- sentence retrieval
- relation extraction
- syntactic information
- qa clef
- semantic search
- natural language questions
- artificial intelligence
- open domain question answering
- qa systems
- semantic roles
- answer extraction
- semantic information