HacRED: A Large-Scale Relation Extraction Dataset Toward Hard Cases in Practical Applications.
Qiao ChengJuntao LiuXiaoye QuJin ZhaoJiaqing LiangZhefeng WangBaoxing HuaiNicholas Jing YuanYanghua XiaoPublished in: ACL/IJCNLP (Findings) (2021)
Keyphrases
- image classification
- relation extraction
- manually annotated
- automatic extraction
- information extraction
- named entities
- dependency tree
- semantic relations
- domain specific
- dependency trees
- semantic features
- semantic role labeling
- question answering
- parse tree
- named entity recognition
- broad coverage
- reference resolution
- structured data
- natural language processing
- general purpose
- pairwise
- tree kernels