Subspace-based outlier detection using linear programming and heuristic techniques.
Mahboobeh Riahi-MadvarAhmad Akbari AziraniBabak NasersharifBijan RaahemiPublished in: Expert Syst. Appl. (2022)
Keyphrases
- outlier detection
- linear programming
- optimal solution
- dynamic programming
- fraud detection
- detection algorithm
- high dimensional datasets
- detecting outliers
- knowledge discovery
- density ratio estimation
- density estimation
- data streams
- credit card fraud detection
- data mining
- np hard
- detect outliers
- outlier mining
- distance based outlier detection
- objective function
- low dimensional
- dimensionality reduction
- density based clustering
- feature space
- principal component analysis
- high dimensional
- learning algorithm
- data sets
- database