Facial Feature Selection Based on SVMs by Regularized Risk Minimization.
Weihong LiWeiguo GongLiping YangWeimin ChenXiaohua GuPublished in: ICPR (3) (2006)
Keyphrases
- risk minimization
- feature selection
- support vector
- loss function
- hinge loss
- empirical risk
- microarray classification
- generalization error
- multi class
- text categorization
- feature set
- uniform convergence
- selected features
- support vector machine
- face recognition
- feature space
- model selection
- machine learning
- line search
- face images
- text classification
- facial expressions
- feature selection algorithms
- cross validation
- feature extraction
- generalization ability
- kernel function
- feature ranking
- knn
- dimensionality reduction
- support vectors
- multi task
- support vector machine svm
- binary classification
- multiple kernel learning
- linear svm
- transaction costs
- feature subset
- kernel methods
- high dimensional