Sfoglia per Autore
Filter factor analysis of scaled gradient methods for linear least squares
2013 Porta, F.; Cornelio, A.; Zanni, L.; Prato, M.
On the filtering effect of iterative regularization algorithms for discrete inverse problems
2013 Cornelio, Anastasia; Porta, Federica; Prato, Marco; Zanni, Luca
A convergent least-squares regularized blind deconvolution approach
2015 Cornelio, Anastasia; Porta, Federica; Prato, Marco
A new steplength selection for scaled gradient methods with application to image deblurring
2015 Porta, Federica; Prato, Marco; Zanni, Luca
Limited-memory scaled gradient projection methods for real-time image deconvolution in microscopy
2015 Porta, Federica; Zanella, R.; Zanghirati, G.; Zanni, Luca
On some steplength approaches for proximal algorithms
2015 Porta, Federica; Loris, Ignace
A Variable Metric Forward-Backward Method with Extrapolation
2016 Bonettini, Silvia; Porta, Federica; Ruggiero, V.
On the constrained minimization of smooth Kurdyka– Lojasiewicz functions with the scaled gradient projection method
2016 Prato, Marco; Bonettini, Silvia; Loris, Ignace; Porta, Federica; Rebegoldi, Simone
Variable metric inexact line-search based methods for nonsmooth optimization
2016 Bonettini, Silvia; Loris, Ignace; Porta, Federica; Prato, Marco
The ROI CT problem: a shearlet-based regularization approach
2016 Bubba, TATIANA ALESSANDRA; Porta, Federica; Zanghirati, Gaetano; Bonettini, Silvia
Runge–Kutta-like scaling techniques for first-order methods in convex optimization
2017 Porta, Federica; Cornelio, Anastasia; Ruggiero, Valeria
On the convergence of a linesearch based proximal-gradient method for nonconvex optimization
2017 Bonettini, Silvia; Loris, Ignace; Porta, Federica; Prato, Marco; Rebegoldi, Simone
A nonsmooth regularization approach based on shearlets for Poisson noise removal in ROI tomography
2018 Bubba, Tatiana Alessandra; Porta, Federica; Zanghirati, Gaetano; Bonettini, Silvia
Serial and parallel approaches for image segmentation by numerical minimization of a second-order functional
2018 Zanella, Riccardo; Porta, F.; Ruggiero, Valeria; Zanetti, M.
Recent advances in variable metric first-order methods
2019 Bonettini, S.; Porta, F.; Prato, M.; Rebegoldi, S.; Ruggiero, V.; Zanni, L.
A Limited Memory Gradient Projection Method for Box-Constrained Quadratic Optimization Problems
2020 Crisci, S.; Porta, F.; Ruggiero, V.; Zanni, L.
Spectral properties of barzilai-borwein rules in solving singly linearly constrained optimization problems subject to lower and upper bounds
2020 Crisci, S.; Porta, F.; Ruggiero, V.; Zanni, L.
Variable metric techniques for forward–backward methods in imaging
2021 Bonettini, S.; Porta, F.; Ruggiero, V.; Zanni, L.
Combining Weighted Total Variation and Deep Image Prior for natural and medical image restoration via ADMM
2021 Cascarano, P.; Sebastiani, A.; Comes, M. C.; Franchini, G.; Porta, F.
On the convergence properties of scaled gradient projection methods with non-monotone Armijo–like line searches
2022 Crisci, S.; Porta, F.; Ruggiero, V.; Zanni, L.
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