Hierarchical Region Learning for Nested Named Entity Recognition.
Xinwei LongShuzi NiuYucheng LiPublished in: EMNLP (Findings) (2020)
Keyphrases
- named entity recognition
- hand coded
- learning algorithm
- information extraction
- named entities
- prior knowledge
- maximum entropy
- reinforcement learning
- semi supervised
- text summarization
- active learning
- relation extraction
- input image
- co occurrence
- unsupervised learning
- conditional random fields
- weakly supervised
- data mining