Surface pattern-enhanced relation extraction with global constraints.
Haiyun JiangJunTao LiuSheng ZhangDeqing YangYanghua XiaoWei WangPublished in: Knowl. Inf. Syst. (2020)
Keyphrases
- relation extraction
- global constraints
- automatic extraction
- information extraction
- named entities
- semantic relations
- constraint programming
- domain specific
- constraint satisfaction problems
- question answering
- semantic features
- tree kernels
- named entity recognition
- dependency trees
- integer programming
- co occurrence
- image representation
- higher order
- natural language
- high level
- feature selection
- artificial intelligence