A Fast Linearised Augmented Lagrangian Method for a Mean Curvature Based Model
DOI:
https://doi.org/10.4208/eajam.010817.160218Keywords:
Image denoising, mean curvature, linearised augmented Lagrangian method, closed form solution, shrinkage operator.Abstract
A simple and efficient algorithm for solving a mean curvature based model is proposed. It uses linearisation technique and allows to find closed form solutions of all the subproblems involved. The experimental results show that the method is more efficient in terms of CPU time than the augmented Lagrangian methods considered earlier. Numerical examples demonstrate the convergence of the method.
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2018-09-17
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