Subspace Outlier Detection in Linear Time with Randomized Hashing.
Saket SatheCharu C. AggarwalPublished in: ICDM (2016)
Keyphrases
- outlier detection
- linear space
- fraud detection
- density ratio estimation
- low dimensional
- knowledge discovery
- credit card fraud detection
- principal component analysis
- detect outliers
- data structure
- nearest neighbor search
- density estimation
- detection algorithm
- high dimensional datasets
- data mining
- high dimensional data
- similarity search
- feature space
- data streams
- dimensionality reduction
- detecting outliers
- decision forest
- hash functions
- high dimensional
- distance based outlier detection
- feature selection
- mixture model
- feature extraction
- change point detection
- information retrieval
- real world
- databases