Frustratingly Hard Evidence Retrieval for QA Over Books.
Xiangyang MouMo YuBingsheng YaoChenghao YangXiaoxiao GuoSaloni PotdarHui SuPublished in: NUSE@ACL (2020)
Keyphrases
- information retrieval
- question answering
- passage retrieval
- image database
- information retrieval systems
- relevance feedback
- retrieval systems
- content based retrieval
- retrieval model
- evidential reasoning
- efficient retrieval
- document retrieval
- image retrieval
- indexing techniques
- retrieval accuracy
- shape retrieval
- empirical evidence
- neural network
- query expansion
- open domain
- question answer