A balanced combination of Tikhonov and total variation regularizations for reconstruction of piecewise-smooth signals.
Ali GholamiSeyed Mohammad HosseiniPublished in: Signal Process. (2013)
Keyphrases
- total variation
- piecewise smooth
- regularization term
- mumford shah
- minimization problems
- mumford shah functional
- regularization methods
- image restoration
- denoising
- gaussian noise
- image denoising
- piecewise constant
- image processing
- sparse representation
- signal processing
- regularization parameter
- image deblurring
- regularization method
- image reconstruction
- noisy images
- natural images
- objective function
- energy functional
- cost function
- smooth regions
- curve evolution
- edge preserving
- multiresolution
- high quality
- image segmentation