Hybrid model of tensor sparse representation and total variation regularization for image denoising.
Kai DengYou-Wei WenKexin LiJuan ZhangPublished in: Signal Process. (2024)
Keyphrases
- sparse representation
- total variation regularization
- image denoising
- total variation
- dimensionality reduction
- denoising
- natural images
- high order
- sparse coding
- support vector regression
- noisy images
- partial differential equations
- face recognition
- higher order
- image deblurring
- image processing
- image classification
- image representation
- piecewise smooth
- wavelet coefficients
- high dimensional data
- diffusion tensor
- augmented lagrangian
- image patches
- signal processing
- convex optimization
- denoising algorithm
- denoising methods
- nonlinear diffusion
- pattern recognition
- neural network
- feature space
- object recognition