Applying active learning to assertion classification of concepts in clinical text.
Yukun ChenSubramani ManiHua XuPublished in: J. Biomed. Informatics (2012)
Keyphrases
- active learning
- supervised machine learning
- machine learning
- selective sampling
- pattern recognition
- training set
- batch mode active learning
- classification accuracy
- key concepts
- feature selection
- semantic network
- class labels
- rare class
- decision trees
- information retrieval
- disease diagnosis
- annotation effort
- bladder cancer
- imbalanced data classification
- clinical data
- image classification
- supervised learning
- feature vectors
- feature space
- text retrieval
- clinical trials
- decision rules
- training examples
- training samples
- clinical pathway
- learning process
- conceptual retrieval