Enhancing Relation Extraction Using Syntactic Indicators and Sentential Contexts.
Qiongxing TaoXiangfeng LuoHao WangPublished in: CoRR (2019)
Keyphrases
- relation extraction
- semantic role labeling
- tree kernels
- parse tree
- natural language text
- extraction patterns
- manually annotated
- automatic extraction
- dependency trees
- information extraction
- named entities
- semantic relations
- dependency tree
- domain specific
- semantic features
- broad coverage
- semantic roles
- syntactic structures
- named entity recognition
- question answering
- sentence level
- natural language
- coreference resolution
- machine learning
- named entity recognizer
- structural features
- sentiment classification
- structured data
- information retrieval
- artificial intelligence