Enhanced credit card fraud detection based on SVM-recursive feature elimination and hyper-parameters optimization.
Naoufal RtayliNourddine EnneyaPublished in: J. Inf. Secur. Appl. (2020)
Keyphrases
- hyperparameters
- support vector
- recursive feature elimination
- credit card fraud detection
- support vector machine
- cross validation
- ls svm
- model selection
- fraud detection
- feature selection
- support vector machine svm
- outlier detection
- bayesian framework
- closed form
- gene selection
- bayesian inference
- svm classifier
- cancer diagnosis
- prior information
- random sampling
- kernel function
- data sets
- classification accuracy
- maximum likelihood
- maximum a posteriori
- generalization ability
- noise level
- multi class
- em algorithm
- knn
- feature ranking
- sample size