Improving Unsupervised Question Answering via Summarization-Informed Question Generation.
Chenyang LyuLifeng ShangYvette GrahamJennifer FosterXin JiangQun LiuPublished in: EMNLP (1) (2021)
Keyphrases
- question answering
- question classification
- question answering systems
- qa clef
- natural language questions
- answer extraction
- qa systems
- text summarization
- answer validation
- candidate answers
- open domain question answering
- named entities
- answering questions
- natural language processing
- information retrieval
- natural language
- information extraction
- passage retrieval
- relation extraction
- question answer pairs
- semantic roles
- semi supervised
- syntactic information
- feature weighting
- sentence retrieval
- unsupervised learning
- artificial intelligence
- multi document summarization
- cross lingual
- probabilistic model