Spectral analysis and structure preserving preconditioners for fractional diffusion equations M Donatelli, M Mazza, S Serra-Capizzano Journal of Computational Physics 307, 262-279, 2016 | 192 | 2016 |
Improved image deblurring with anti-reflective boundary conditions and re-blurring M Donatelli, C Estatico, A Martinelli, S Serra-Capizzano Inverse problems 22 (6), 2035, 2006 | 150 | 2006 |
V-cycle optimal convergence for certain (multilevel) structured linear systems A Arico, M Donatelli, SS Capizzano SIAM Journal on Matrix Analysis and Applications 26 (1), 186-214, 2004 | 134 | 2004 |
Robust and optimal multi-iterative techniques for IgA Galerkin linear systems M Donatelli, C Garoni, C Manni, S Serra-Capizzano, H Speleers Computer Methods in Applied Mechanics and Engineering 284, 230-264, 2015 | 129 | 2015 |
Symbol-based multigrid methods for Galerkin B-spline isogeometric analysis M Donatelli, C Garoni, C Manni, S Serra-Capizzano, H Speleers SIAM Journal on Numerical Analysis 55 (1), 31-62, 2017 | 105 | 2017 |
A V-cycle Multigrid for multilevel matrix algebras: proof of optimality A Aricò, M Donatelli Numerische Mathematik 105 (4), 511-547, 2007 | 85 | 2007 |
Robust and optimal multi-iterative techniques for IgA collocation linear systems M Donatelli, C Garoni, C Manni, S Serra-Capizzano, H Speleers Computer Methods in Applied Mechanics and Engineering 284, 1120-1146, 2015 | 73 | 2015 |
Spectral analysis and multigrid preconditioners for two-dimensional space-fractional diffusion equations H Moghaderi, M Dehghan, M Donatelli, M Mazza Journal of Computational Physics 350, 992-1011, 2017 | 70 | 2017 |
Spectral analysis and multigrid methods for finite volume approximations of space-fractional diffusion equations M Donatelli, M Mazza, S Serra-Capizzano SIAM Journal on Scientific Computing 40 (6), A4007-A4039, 2018 | 69 | 2018 |
Spectral analysis and spectral symbol of matrices in isogeometric collocation methods M Donatelli, C Garoni, C Manni, S Serra-Capizzano, H Speleers Mathematics of Computation 85 (300), 1639-1680, 2016 | 69 | 2016 |
Anti-reflective boundary conditions and re-blurring M Donatelli, S Serra-Capizzano Inverse Problems 21 (1), 169, 2004 | 66 | 2004 |
Iterated Tikhonov regularization with a general penalty term A Buccini, M Donatelli, L Reichel Numerical Linear Algebra with Applications 24 (4), e2089, 2017 | 65 | 2017 |
Iterated fractional Tikhonov regularization D Bianchi, A Buccini, M Donatelli, S Serra-Capizzano Inverse Problems 31 (5), 055005, 2015 | 62 | 2015 |
Fast nonstationary preconditioned iterative methods for ill-posed problems, with application to image deblurring M Donatelli, M Hanke Inverse Problems 29 (9), 095008, 2013 | 54 | 2013 |
Square regularization matrices for large linear discrete ill‐posed problems M Donatelli, A Neuman, L Reichel Numerical Linear Algebra with Applications 19 (6), 896-913, 2012 | 46 | 2012 |
Square smoothing regularization matrices with accurate boundary conditions M Donatelli, L Reichel Journal of Computational and Applied Mathematics 272, 334-349, 2014 | 45 | 2014 |
An algebraic generalization of local Fourier analysis for grid transfer operators in multigrid based on Toeplitz matrices M Donatelli Numerical Linear Algebra with Applications 17 (2‐3), 179-197, 2010 | 44 | 2010 |
On the regularizing power of multigrid-type algorithms M Donatelli, S Serra-Capizzano SIAM Journal on Scientific Computing 27 (6), 2053-2076, 2006 | 44 | 2006 |
A multigrid for image deblurring with Tikhonov regularization M Donatelli Numerical linear algebra with applications 12 (8), 715-729, 2005 | 42 | 2005 |
Regularization preconditioners for frame-based image deblurring with reduced boundary artifacts Y Cai, M Donatelli, D Bianchi, TZ Huang SIAM Journal on Scientific Computing 38 (1), B164-B189, 2016 | 37 | 2016 |