Image restoration using L1-norm regularization and a gradient-based neural network with discontinuous activation functions.
Leonardo V. FerreiraEugenius KaszkurewiczAmit BhayaPublished in: IJCNN (2008)
Keyphrases
- image restoration
- activation function
- neural network
- total variation
- regularization methods
- edge preserving
- artificial neural networks
- back propagation
- feed forward
- regularization parameter
- hidden layer
- super resolution
- image processing
- radial basis function
- learning rate
- multilayer perceptron
- markov random field
- convex optimization
- regularization method
- pattern recognition
- regularization term
- rbf neural network
- multi layer perceptron
- higher order
- neural network model
- image denoising
- denoising
- training data
- feature extraction
- face recognition