Facial expression recognition using iterative universum twin support vector machine.
Bharat RichhariyaDeepak GuptaPublished in: Appl. Soft Comput. (2019)
Keyphrases
- support vector machine
- binary classification
- maximum margin
- unbalanced data
- semi supervised learning
- support vector
- multi class
- machine learning
- support vector machine svm
- svm classifier
- hyperplane
- learning algorithm
- generalization ability
- training data
- feature selection
- semi definite programming
- kernel function
- semi supervised
- kernel methods
- cost sensitive
- labeled samples
- binary classifiers
- markov networks
- misclassification costs
- ridge regression
- decision boundary
- maximum likelihood
- semidefinite programming
- similarity measure
- support vector regression
- knn
- multiple kernel learning
- labeled data
- training set
- unlabeled samples
- feature vectors
- learning problems
- prediction accuracy