A novel symbolization technique for time-series outlier detection.
Gavin SmithJames GouldingPublished in: IEEE BigData (2015)
Keyphrases
- outlier detection
- change point detection
- knowledge discovery
- detection algorithm
- density ratio estimation
- fraud detection
- data streams
- data mining
- detecting outliers
- density estimation
- non stationary
- detect outliers
- high dimensional datasets
- density based clustering
- credit card fraud detection
- sequential data
- outlier mining
- spatial outliers
- data clustering
- computer vision
- information retrieval
- database
- distance based outlier detection