A new weighted approach to imbalanced data classification problem via support vector machine with quadratic cost function.
Jae Pil HwangSeongkeun ParkEuntai KimPublished in: Expert Syst. Appl. (2011)
Keyphrases
- imbalanced data classification
- support vector machine
- feature selection
- svm classifier
- multi class
- quadratic cost function
- support vector machine svm
- cost function
- support vector
- feature space
- feature vectors
- machine learning
- training data
- hyperplane
- generalization ability
- kernel function
- minority class
- k nearest neighbor
- classification algorithm
- closed form
- cost sensitive
- support vectors
- objective function