Cost-Sensitive Semi-supervised Classification for Fraud Applications.
Sulaf ElshaarSamira SadaouiPublished in: ICAART (Revised Selected Papers) (2020)
Keyphrases
- semi supervised classification
- cost sensitive
- fraud detection
- semi supervised
- semi supervised learning
- multi class
- active learning
- misclassification costs
- labeled data
- unlabeled data
- binary classification
- cost sensitive classification
- class distribution
- class imbalance
- naive bayes
- support vector machine
- training data
- unsupervised learning
- base classifiers
- pairwise
- supervised learning
- pairwise constraints
- data distribution
- co training
- data analysis
- similarity measure
- machine learning