Image denoising using nonsubsampled shearlet transform and twin support vector machines.
Hong-Ying YangXiangyang WangPan-Pan NiuYang-Cheng LiuPublished in: Neural Networks (2014)
Keyphrases
- support vector
- learning machines
- large margin classifiers
- translation invariant
- shift invariant
- wavelet domain
- support vector machine
- logistic regression
- classification accuracy
- multi class
- kernel function
- generalization ability
- feature selection
- total variation
- maximum margin
- loss function
- support vectors
- multiscale
- multi class classification
- contourlet transform
- decision function
- machine learning
- neural network
- hyperplane
- rotation invariant
- feature extraction
- face recognition
- learning algorithm
- soft margin