Index Based Hidden Outlier Detection in Metric Space.
Honglong XuRui MaoHao LiaoHe ZhangMinhua LuGuoliang ChenPublished in: Sci. Program. (2016)
Keyphrases
- outlier detection
- metric space
- similarity search in metric spaces
- similarity queries
- similarity search
- indexing techniques
- access structure
- multidimensional index
- high dimensional datasets
- distance function
- range queries
- high dimensional
- similarity searching
- detection algorithm
- knowledge discovery
- density ratio estimation
- credit card fraud detection
- point sets
- data streams
- fraud detection
- detecting outliers
- access methods
- index structure
- nearest neighbor queries
- high dimensional data
- detect outliers
- neural network
- outlier mining
- searching in metric spaces
- indexing method
- vector space
- pattern recognition
- data mining
- indexing structure
- least squares
- feature extraction
- three dimensional
- feature selection