Hyperspectral Image Denoising via Group Sparsity Regularized Hybrid Spatio-Spectral Total Variation.
Pengdan ZhangJifeng NingPublished in: Remote. Sens. (2022)
Keyphrases
- hyperspectral
- image denoising
- total variation
- regularization methods
- structured sparsity
- denoising
- remote sensing
- natural images
- noisy images
- image data
- image processing
- convex optimization
- image deblurring
- regularization term
- partial differential equations
- augmented lagrangian
- sparse coding
- wavelet coefficients
- wavelet domain
- nonlinear diffusion
- image restoration
- least squares
- machine learning
- frequency domain
- computer vision