Impact of Dimensionality Reduction on Outlier Detection: an Empirical Study.
Vivek VaidyaJaideep VaidyaPublished in: TPS-ISA (2022)
Keyphrases
- outlier detection
- dimensionality reduction
- detection algorithm
- fraud detection
- density ratio estimation
- high dimensional datasets
- low dimensional
- credit card fraud detection
- data streams
- density estimation
- knowledge discovery
- principal component analysis
- high dimensional data
- high dimensionality
- high dimensional
- detecting outliers
- detect outliers
- data mining
- feature extraction
- data points
- pattern recognition
- outlier mining
- distance based outlier detection
- density based clustering
- high dimensional spaces
- change point detection
- feature space
- spatial outliers