Found 35 Documents (Results 1–35)
A stochastic ADMM algorithm for large-scale ptychography with weighted difference of anisotropic and isotropic total variation. (English) Zbl 07867319
Convex non-convex variational models. (English) Zbl 07914334
Chen, Ke (ed.) et al., Handbook of mathematical models and algorithms in computer vision and imaging. Mathematical imaging and vision. Springer Reference. Cham: Springer. 3-59 (2023).
Parameters identification for a nonlinear partial differential equation in image denoising. (English) Zbl 07863565
Variable selection in saturated and supersaturated designs via \(\ell_p\)-\(\ell_q\) minimization. (English) Zbl 07773967
MSC:
62-XX
On and beyond total variation regularization in imaging: the role of space variance. (English) Zbl 07725064
A convergent iterative support shrinking algorithm for non-Lipschitz multi-phase image labeling model. (English) Zbl 07708324
An optimal bilevel optimization model for the generalized total variation and anisotropic tensor parameters selection. (English) Zbl 1510.49030
A general non-Lipschitz infimal convolution regularized model: Lower bound theory and algorithm. (English) Zbl 1519.49011
Automatic fidelity and regularization terms selection in variational image restoration. (English) Zbl 07569613
Two-stage image segmentation based on nonconvex \(\ell_2-\ell_p\) approximation and thresholding. (English) Zbl 1510.94030
On a general smoothly truncated regularization for variational piecewise constant image restoration: construction and convergent algorithms. (English) Zbl 1471.94001
A globally convergent algorithm for a class of gradient compounded non-Lipschitz models applied to non-additive noise removal. (English) Zbl 1461.94030
Modulus-based iterative methods for constrained \(\ell_p\)-\(\ell_q\) minimization. (English) Zbl 1451.65072
A globally convergent algorithm for a constrained non-Lipschitz image restoration model. (English) Zbl 1455.94037
An \(\ell^p\)-\(\ell^q\) minimization method with cross-validation for the restoration of impulse noise contaminated images. (English) Zbl 1524.94008
Sparsity-inducing nonconvex nonseparable regularization for convex image processing. (English) Zbl 1524.94023
A flexible space-variant anisotropic regularization for image restoration with automated parameter selection. (English) Zbl 1524.94009
An iterative support shrinking algorithm for non-Lipschitz optimization in image restoration. (English) Zbl 1487.94034
A general truncated regularization framework for contrast-preserving variational signal and image restoration: motivation and implementation. (English) Zbl 1411.94011
Whiteness constraints in a unified variational framework for image restoration. (English) Zbl 1433.94014
Convex non-convex image segmentation. (English) Zbl 1453.65141
Reviewer: Hang Lau (Montréal)
Majorization-minimization generalized Krylov subspace methods for \({\ell _p}\)-\({\ell _q}\) optimization applied to image restoration. (English) Zbl 1369.65073
Reviewer: Hang Lau (Montréal)
Nonconvex nonsmooth optimization via convex-nonconvex majorization-minimization. (English) Zbl 1368.65087
Reviewer: Hans Benker (Merseburg)
Convex image denoising via non-convex regularization. (English) Zbl 1444.94015
Aujol, Jean-François (ed.) et al., Scale space and variational methods in computer vision. 5th international conference, SSVM 2015, Lège-Cap Ferret, France, May 31 – June 4, 2015. Proceedings. Cham: Springer. Lect. Notes Comput. Sci. 9087, 666-677 (2015).
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