Tikhonov regularization and the L-curve for large discrete ill-posed problems D Calvetti, S Morigi, L Reichel, F Sgallari Journal of computational and applied mathematics 123 (1-2), 423-446, 2000 | 654 | 2000 |

Convex image denoising via non-convex regularization with parameter selection A Lanza, S Morigi, F Sgallari Journal of Mathematical Imaging and Vision 56, 195-220, 2016 | 88 | 2016 |

An adaptive strategy for the restoration of textured images using fractional order regularization RH Chan, A Lanza, S Morigi, F Sgallari Numerical Mathematics: Theory, Methods and Applications 6 (1), 276-296, 2013 | 85 | 2013 |

A Generalized Krylov Subspace Method for - Minimization A Lanza, S Morigi, L Reichel, F Sgallari SIAM Journal on Scientific Computing 37 (5), S30-S50, 2015 | 77 | 2015 |

Non-convex total variation regularization for convex denoising of signals I Selesnick, A Lanza, S Morigi, F Sgallari Journal of Mathematical Imaging and Vision 62 (6), 825-841, 2020 | 75 | 2020 |

Majorization–minimization generalized Krylov subspace methods for – optimization applied to image restoration G Huang, A Lanza, S Morigi, L Reichel, F Sgallari BIT Numerical Mathematics 57 (2), 351-378, 2017 | 74 | 2017 |

Shape preserving surface reconstruction using locally anisotropic radial basis function interpolants G Casciola, D Lazzaro, LB Montefusco, S Morigi Computers & Mathematics with Applications 51 (8), 1185-1198, 2006 | 68 | 2006 |

Constrained TV- Model for Image Restoration A Lanza, S Morigi, F Sgallari Journal of Scientific Computing 68 (1), 64-91, 2016 | 63 | 2016 |

Nonconvex nonsmooth optimization via convex–nonconvex majorization–minimization A Lanza, S Morigi, I Selesnick, F Sgallari Numerische Mathematik 136, 343-381, 2017 | 61 | 2017 |

Fast surface reconstruction and hole filling using positive definite radial basis functions G Casciola, D Lazzaro, LB Montefusco, S Morigi Numerical Algorithms 39, 289-305, 2005 | 49 | 2005 |

A fast interactive reverse-engineering system CV Beccari, E Farella, A Liverani, S Morigi, M Rucci Computer-Aided Design 42 (10), 860-873, 2010 | 48 | 2010 |

Sparsity-inducing nonconvex nonseparable regularization for convex image processing A Lanza, S Morigi, IW Selesnick, F Sgallari SIAM Journal on Imaging Sciences 12 (2), 1099-1134, 2019 | 47 | 2019 |

A truncated projected SVD method for linear discrete ill-posed problems S Morigi, L Reichel, F Sgallari Numerical Algorithms 43, 197-213, 2006 | 46 | 2006 |

Cascadic multiresolution methods for image deblurring S Morigi, L Reichel, F Sgallari, A Shyshkov SIAM Journal on Imaging Sciences 1 (1), 51-74, 2008 | 45 | 2008 |

Orthogonal projection regularization operators S Morigi, L Reichel, F Sgallari Numerical Algorithms 44, 99-114, 2007 | 42 | 2007 |

Computable error bounds and estimates for the conjugate gradient method D Calvetti, S Morigi, L Reichel, F Sgallari Numerical Algorithms 25, 75-88, 2000 | 42 | 2000 |

An iterative method for linear discrete ill-posed problems with box constraints S Morigi, L Reichel, F Sgallari, F Zama Journal of Computational and Applied Mathematics 198 (2), 505-520, 2007 | 40 | 2007 |

Convex image denoising via non-convex regularization A Lanza, S Morigi, F Sgallari Scale Space and Variational Methods in Computer Vision: 5th International …, 2015 | 39 | 2015 |

Image restoration with Poisson–Gaussian mixed noise A Lanza, S Morigi, F Sgallari, YW Wen Computer Methods in Biomechanics and Biomedical Engineering: Imaging …, 2014 | 39 | 2014 |

A robust group-sparse representation variational method with applications to face recognition F Keinert, D Lazzaro, S Morigi IEEE Transactions on Image Processing 28 (6), 2785-2798, 2019 | 38 | 2019 |