QA-GNN: Reasoning with Language Models and Knowledge Graphs for Question Answering.
Michihiro YasunagaHongyu RenAntoine BosselutPercy LiangJure LeskovecPublished in: NAACL-HLT (2021)
Keyphrases
- question answering
- language model
- passage retrieval
- information retrieval
- language modeling
- document retrieval
- knowledge base
- sentence retrieval
- knowledge representation
- qa systems
- information extraction
- named entities
- n gram
- natural language processing
- natural language
- query expansion
- probabilistic model
- speech recognition
- retrieval model
- question answering systems
- open domain question answering
- syntactic information
- qa clef
- natural language questions
- cross language
- question classification
- relevance model
- answer extraction
- semantic roles
- vector space model
- machine learning
- test collection
- feature selection
- pseudo relevance feedback
- retrieval systems