A linearly convergent first-order algorithm for total variation minimisation in image processing.
Cong D. DangKaiyu DaiGuanghui LanPublished in: Int. J. Bioinform. Res. Appl. (2014)
Keyphrases
- total variation
- image processing
- image restoration
- denoising
- augmented lagrangian
- total variation minimization
- dual formulation
- image denoising
- multiplicative noise removal
- minimization problems
- blind deconvolution
- optimal solution
- computational complexity
- convex optimization
- convergence rate
- total variation regularization
- regularization term
- cost function
- regularization methods
- higher order
- similarity measure
- objective function
- alternating minimization
- expectation maximization
- iterative algorithms
- edge preserving
- edge detection
- linear programming