Class imbalance and the curse of minority hubs.
Nenad TomasevDunja MladenicPublished in: Knowl. Based Syst. (2013)
Keyphrases
- class imbalance
- majority class
- minority class
- high dimensionality
- class distribution
- class imbalanced
- high dimensional
- high dimensional data
- active learning
- cost sensitive
- cost sensitive learning
- imbalanced datasets
- dimensionality reduction
- imbalanced data
- imbalanced class distribution
- concept drift
- sampling methods
- imbalanced data sets
- feature space
- misclassification costs
- small disjuncts
- feature selection
- data sets
- original data
- training data
- training set
- microarray
- test set
- decision boundary
- error rate
- multi class
- supervised learning
- decision trees
- feature extraction
- attribute selection
- nearest neighbor
- text classification
- index structure
- test data