Outlier Detection Ensemble with Embedded Feature Selection.
Li ChengYijie WangXinwang LiuBin LiPublished in: AAAI (2020)
Keyphrases
- outlier detection
- feature selection
- fraud detection
- knowledge discovery
- ensemble learning
- text categorization
- detecting outliers
- data streams
- detection algorithm
- credit card fraud detection
- detect outliers
- text classification
- density ratio estimation
- ensemble classifier
- feature set
- multi class
- high dimensional datasets
- density estimation
- support vector
- dimensionality reduction
- machine learning
- feature extraction
- high dimensionality
- feature subset
- support vector machine
- data mining
- model selection
- classification accuracy
- data sets
- training data
- feature space
- ensemble methods
- database
- training set
- knn
- change point detection
- unsupervised learning
- nearest neighbor