TIARA: Multi-grained Retrieval for Robust Question Answering over Large Knowledge Bases.
Yiheng ShuZhiwei YuYuhan LiBörje F. KarlssonTingting MaYuzhong QuChin-Yew LinPublished in: CoRR (2022)
Keyphrases
- question answering
- passage retrieval
- information retrieval
- knowledge base
- sentence retrieval
- question answering systems
- qa clef
- question classification
- information extraction
- natural language processing
- named entities
- document retrieval
- natural language
- syntactic information
- cross language
- open domain question answering
- retrieval model
- answer extraction
- relation extraction
- answer validation
- relevance feedback
- language model
- image retrieval
- information retrieval systems
- text retrieval
- test collection
- data retrieval
- knowledge representation
- information access
- expert systems
- retrieval systems