Efficient Biased Sampling for Approximate Clustering and Outlier Detection in Large Data Sets.
George KolliosDimitrios GunopulosNick KoudasStefan BerchtoldPublished in: IEEE Trans. Knowl. Data Eng. (2003)
Keyphrases
- outlier detection
- detecting outliers
- high dimensional datasets
- fraud detection
- distance based outlier detection
- density estimation
- knowledge discovery
- data streams
- detection algorithm
- density ratio estimation
- data sets
- density based clustering
- detect outliers
- data mining
- credit card fraud detection
- least squares
- data analysis
- clustering algorithm
- machine learning
- outlier mining