Combined Effects of Class Imbalance and Class Overlap on Instance-Based Classification.
Vicente GarcíaRoberto AlejoJosé Salvador SánchezJosé Martínez SotocaRamón Alberto MollinedaPublished in: IDEAL (2006)
Keyphrases
- class imbalance
- majority class
- imbalanced datasets
- binary classification problems
- minority class
- multi class problems
- class distribution
- class imbalanced
- cost sensitive
- cost sensitive learning
- active learning
- high dimensionality
- class labels
- multi class classification
- class noise
- sampling methods
- imbalanced data sets
- feature selection
- nearest neighbour
- rare class
- classification accuracy
- concept drift
- pattern classification
- multi class
- imbalanced data
- pattern recognition
- decision rules
- training set
- attribute selection
- feature extraction
- misclassification costs
- knn
- decision trees
- classification algorithm
- imbalanced class distribution
- machine learning