Joint Entity and Relation Extraction Based on Reinforcement Learning.
Xin ZhouLuping LiuXiaodong LuoHaiqiang ChenLinbo QingXiaohai HePublished in: IEEE Access (2019)
Keyphrases
- relation extraction
- named entities
- reinforcement learning
- entity extraction
- coreference resolution
- named entity recognizer
- information extraction
- automatic extraction
- named entity recognition
- semantic role labeling
- dependency tree
- domain specific
- semantic relations
- question answering
- co occurrence
- natural language processing
- text mining
- unsupervised learning
- semantic features
- reference resolution
- tree kernels
- broad coverage
- machine learning
- entity ranking
- dependency trees
- learning algorithm
- noun phrases
- text documents
- general purpose
- artificial intelligence
- parse tree
- knowledge base
- feature selection
- named entity disambiguation