Covariance based outlier detection with feature selection.
Chris E. ZwillingMichelle Y. WangPublished in: EMBC (2016)
Keyphrases
- outlier detection
- feature selection
- fraud detection
- text categorization
- detection algorithm
- density estimation
- credit card fraud detection
- data mining
- data streams
- density ratio estimation
- detect outliers
- high dimensional datasets
- feature set
- detecting outliers
- feature extraction
- machine learning
- knowledge discovery
- feature subset
- model selection
- change point detection
- distance based outlier detection
- high dimensionality
- text classification
- multi class
- classification accuracy
- unsupervised learning
- feature space
- database
- knn
- support vector
- data sets