Clinical Named Entity Recognition using Contextualized Token Representations.
Yichao ZhouChelsea JuJ. Harry CaufieldKevin ShihCalvin Yu-Chian ChenYizhou SunKai-Wei ChangPeipei PingWei WangPublished in: CoRR (2021)
Keyphrases
- named entities
- named entity recognition
- named entity extraction
- information extraction
- co occurrence
- text mining
- relation extraction
- natural language processing
- question answering
- weakly supervised
- linguistic features
- person names
- annotated corpus
- unsupervised learning
- global context
- maximum entropy model
- web news
- proper names
- machine learning
- clustering algorithm
- computer vision
- noun phrases
- expert systems