Active Learning using Dirichlet Processes for Rare Class Discovery and Classification.
Tom S. F. HainesTao XiangPublished in: BMVC (2011)
Keyphrases
- rare class
- active learning
- imbalanced datasets
- emerging patterns
- rare events
- dirichlet processes
- imbalanced class distribution
- data mining
- knowledge discovery
- cost sensitive
- majority class
- cost sensitive learning
- unsupervised learning
- model selection
- text classification
- training set
- feature selection
- machine learning