Robust Contextual Outlier Detection: Where Context Meets Sparsity.
Jiongqian LiangSrinivasan ParthasarathyPublished in: CIKM (2016)
Keyphrases
- outlier detection
- contextual information
- parameter free
- detection algorithm
- fraud detection
- density ratio estimation
- knowledge discovery
- detecting outliers
- high dimensional datasets
- detect outliers
- credit card fraud detection
- data streams
- density estimation
- distance based outlier detection
- data mining
- databases
- outlier mining
- social network analysis
- high dimensional
- three dimensional
- change point detection
- data sets
- database