Cascading Classifiers for Named Entity Recognition in Clinical Notes.
Yefeng WangJon D. PatrickPublished in: BiomedicalIE@RANLP (2009)
Keyphrases
- named entity recognition
- classifier ensemble
- information extraction
- named entities
- natural language processing
- text summarization
- conditional random fields
- semi supervised
- maximum entropy
- relation extraction
- sequence labeling
- annotated corpus
- training data
- decision trees
- classification algorithm
- naive bayes
- training samples
- information retrieval
- ensemble learning
- maximum likelihood
- relevance feedback
- proper names
- maximum entropy classifier