Isotropic and anisotropic total variation regularization in electrical impedance tomography.
Gerardo GonzálezVille KolehmainenAku SeppänenPublished in: Comput. Math. Appl. (2017)
Keyphrases
- total variation regularization
- transmission line
- total variation
- image denoising
- matrix valued
- image deblurring
- denoising
- locally adaptive
- image reconstruction
- regularization parameter
- augmented lagrangian
- dt mri
- image restoration
- anisotropic diffusion
- parameter selection
- valued data
- diffusion equation
- regularization term
- vector valued
- convex optimization
- tensor field
- noisy images
- differential equations
- structure tensor
- linear programming problems
- filter bank
- cross validation
- natural images