TIARA: Multi-grained Retrieval for Robust Question Answering over Large Knowledge Base.
Yiheng ShuZhiwei YuYuhan LiBörje F. KarlssonTingting MaYuzhong QuChin-Yew LinPublished in: EMNLP (2022)
Keyphrases
- question answering
- passage retrieval
- information retrieval
- knowledge base
- sentence retrieval
- natural language processing
- question answering systems
- information extraction
- natural language
- qa clef
- cross language
- answer extraction
- question classification
- open domain question answering
- named entities
- search engine
- information retrieval systems
- natural language questions
- relation extraction
- wordnet
- data mining
- answer validation
- query expansion
- retrieval systems
- retrieval model
- text categorization
- automatically generated
- relevance feedback
- knowledge representation
- text retrieval
- visual information
- test collection