Keyphrases
- outlier detection
- training set
- fraud detection
- density ratio estimation
- knowledge discovery
- detection algorithm
- classification accuracy
- data mining
- training examples
- detecting outliers
- credit card fraud detection
- active learning
- detect outliers
- data streams
- high dimensional datasets
- density estimation
- distance based outlier detection
- supervised learning
- feature space
- training data
- outlier mining
- density based clustering
- change point detection
- training samples
- decision trees
- svm classifier
- data sets
- multi class
- face recognition
- learning algorithm
- databases