On the form of parsed sentences for relation extraction.
Xiaoying ChenMi ZhangShengwu XiongTieyun QianPublished in: Knowl. Based Syst. (2022)
Keyphrases
- relation extraction
- parse tree
- dependency tree
- information extraction
- automatic extraction
- manually annotated
- semantic relations
- named entities
- semantic role labeling
- domain specific
- question answering
- dependency trees
- semantic features
- semantic roles
- named entity recognition
- natural language text
- tree kernels
- dependency parsing
- linguistic features
- broad coverage
- semi supervised
- semantic analysis
- knowledge discovery