Cost-sensitive Semi-supervised Classification for Fraud Applications.
Sulaf ElshaarSamira SadaouiPublished in: CoRR (2020)
Keyphrases
- cost sensitive
- semi supervised classification
- fraud detection
- semi supervised
- multi class
- semi supervised learning
- active learning
- misclassification costs
- unlabeled data
- class distribution
- labeled data
- binary classification
- naive bayes
- cost sensitive classification
- class imbalance
- support vector machine
- training data
- pairwise constraints
- pairwise
- co training
- unsupervised learning
- spectral clustering
- text mining
- learning algorithm
- boosting algorithms
- information retrieval
- data sets