Joint extraction of Chinese entitys and relations based on hierarchical labeling.
Xinhui CaiJiandong FangYudong ZhaoPublished in: ICAIIS (2021)
Keyphrases
- key phrase extraction
- active learning
- unsupervised learning
- automatic extraction
- information extraction
- hierarchical model
- data sets
- hierarchical structure
- hierarchical clustering
- knowledge extraction
- natural language interface to databases
- genetic algorithm
- text summarization
- concept hierarchy
- temporal relations