Question Answering by Reasoning Across Documents with Graph Convolutional Networks.
Nicola De CaoWilker AzizIvan TitovPublished in: NAACL-HLT (1) (2019)
Keyphrases
- question answering
- answering questions
- passage retrieval
- information retrieval
- natural language questions
- question answering systems
- syntactic information
- candidate answers
- information extraction
- natural language processing
- natural language
- document retrieval
- question classification
- free text
- qa clef
- cross language
- knowledge base
- document classification
- named entities
- document collections
- knowledge representation
- xml documents
- metadata
- qa systems
- document clustering
- text documents
- information retrieval systems
- graph structure
- answer validation
- latent semantic indexing
- semantic roles
- retrieval systems
- query expansion
- test collection
- keywords
- answer extraction
- commonsense reasoning
- text categorization
- web documents
- relevant documents
- relation extraction
- audio visual