Low-cost Unsupervised Outlier Detection by Autoencoders with Robust Estimation.
Yoshinao IshiiMasaki TakanashiPublished in: J. Inf. Process. (2019)
Keyphrases
- robust estimation
- outlier detection
- low cost
- least squares
- robust estimator
- density ratio estimation
- detection algorithm
- denoising
- fraud detection
- motion field
- knowledge discovery
- detecting outliers
- semi supervised
- unsupervised learning
- data streams
- credit card fraud detection
- density estimation
- high dimensional datasets
- data mining
- detect outliers
- high breakdown
- supervised learning
- image processing
- computer vision
- databases
- data clustering
- feature selection
- robust estimators
- spatial outliers