Dimensionality-reduced Secure Outlier Detection on Union of Subspaces.
Kunzan LiuYuchen JiaoYe JinXu XiangYuantao GuPublished in: CSP (2021)
Keyphrases
- outlier detection
- high dimensional
- arbitrarily oriented
- feature space
- density ratio estimation
- knowledge discovery
- detection algorithm
- high dimensional data
- dimensionality reduction
- detecting outliers
- fraud detection
- density estimation
- high dimensional datasets
- data streams
- density based clustering
- data mining
- change point detection
- credit card fraud detection
- low dimensional
- detect outliers
- high dimensionality
- principal component analysis
- outlier mining
- distance based outlier detection
- least squares
- nearest neighbor
- data points