Keyphrases
- outlier detection
- semi supervised
- semi supervised learning
- fraud detection
- detection algorithm
- unlabeled data
- labeled data
- knowledge discovery
- detecting outliers
- density ratio estimation
- data mining
- supervised learning
- pairwise
- unsupervised learning
- data streams
- density estimation
- credit card fraud detection
- high dimensional datasets
- active learning
- metric learning
- co training
- distance based outlier detection
- detect outliers
- change point detection
- machine learning
- training data
- database
- multiple instance learning