Harvesting and Refining Question-Answer Pairs for Unsupervised QA.
Zhongli LiWenhui WangLi DongFuru WeiKe XuPublished in: ACL (2020)
Keyphrases
- question answer pairs
- question answering
- semi supervised
- unsupervised learning
- qa systems
- information retrieval
- supervised learning
- natural language processing
- named entities
- unsupervised manner
- natural language
- information extraction
- passage retrieval
- question classification
- open domain
- qa clef
- neural network
- open domain question answering
- data driven
- semantic roles
- reinforcement learning
- search engine
- expert systems
- training data
- answer extraction
- information bottleneck
- image segmentation
- natural language questions
- open archives initiative
- machine learning