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Margherita Porcelli

Senior assistant professor (fixed-term)

Department of Mathematics

Academic discipline: MAT/08 Numerical Analysis

Publications

Porcelli, Margherita; Simoncini, Valeria; Stoll, Martin, Preconditioning PDE-constrained optimization with L1-sparsity and control constraints, «COMPUTERS & MATHEMATICS WITH APPLICATIONS», 2017, 74, pp. 1059 - 1075 [Scientific article]

Carcasci, C.; Marini, L.; Morini, B.; Porcelli, M., A new modular procedure for industrial plant simulations and its reliable implementation,, «ENERGY», 2016, 94, pp. 380 - 390 [Scientific article]

Margherita Porcelli;Vincenzo Binante;Maria Girardi;Cristina Padovani;Giuseppe Pasquinelli, A solution procedure for constrained eigenvalue problems and its application within the structural finite-element code NOSA-ITACA, «CALCOLO», 2015, 52, pp. 565 - 589 [Scientific article]

Porcelli, M.; Simoncini, V.; Tani, M., Preconditioning of active-set Newton methods for PDE-Constrained optimal control problems, «SIAM JOURNAL ON SCIENTIFIC COMPUTING», 2015, 37, pp. 472 - 502 [Scientific article]

Margherita Porcelli;Francesco Rinaldi, A variable fixing version of the two-block nonlinear constrained Gauss-Seidel algorithm for l1 -regularized least-squares, «COMPUTATIONAL OPTIMIZATION AND APPLICATIONS», 2014, 59, pp. 565 - 589 [Scientific article]

Stefania Bellavia;Benedetta Morini;Margherita Porcelli, New updates of incomplete LU factorizations and applications to large nonlinear systems, «OPTIMIZATION METHODS & SOFTWARE», 2014, 29, pp. 321 - 340 [Scientific article]

Stefania Bellavia;Margherita Porcelli, PRECONDITIONING ISSUES IN THE NUMERICAL SOLUTION OF NONLINEAR EQUATIONS AND NONLINEAR LEAST SQUARES, «PESQUISA OPERACIONAL», 2014, 34, pp. 421 - 445 [Scientific article]

Margherita Porcelli, On the convergence of an inexact Gauss-Newton trust-region method for nonlinear least-squares problems with simple bounds, «OPTIMIZATION LETTERS», 2013, 7, pp. 447 - 465 [Scientific article]

Benedetta Morini; Margherita Porcelli, TRESNEI, a Matlab trust-region solver for systems of nonlinear equalities and inequalities, «COMPUTATIONAL OPTIMIZATION AND APPLICATIONS», 2012, 51, pp. 27 - 49 [Scientific article]

Nicholas I. M. Gould; Margherita Porcelli; Philippe L. Toint, Updating the regularization parameter in the adaptive cubic regularization algorithm, «COMPUTATIONAL OPTIMIZATION AND APPLICATIONS», 2012, 53, pp. 1 - 22 [Scientific article]

Margherita Porcelli, Metodi trust-region a convergenza quadratica per problemi ai minimi quadrati non lineari con vincoli semplici e problemi di ammissibilità non lineari, «LA MATEMATICA NELLA SOCIETÀ E NELLA CULTURA», 2011, IV, pp. 67 - 70 [Scientific article]

Benedetta Morini;Margherita Porcelli;Raymond H. Chan, A reduced Newton method for constrained linear least-squares problems, «JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS», 2010, 233, pp. 2200 - 2212 [Scientific article]

Raymond H. Chan;Benedetta Morini;Margherita Porcelli, Affine Scaling Methods for Image Deblurring Problems, in: NUMERICAL ANALYSIS AND APPLIED MATHEMATICS, VOLS I-III, Psihoyios, G; Tsitouras, C, 2010, 1281, pp. 1043 - 1046 (atti di: ICNAAM 2010, Numerical Analysis and Applied Mathematics, International Conference 2010, Rhodes, Greece, 19-25 September 2010) [Contribution to conference proceedings]

Maria Macconi;Benedetta Morini;Margherita Porcelli, A Gauss–Newton method for solving bound-constrained underdetermined nonlinear systems, «OPTIMIZATION METHODS & SOFTWARE», 2009, 24, pp. 219 - 235 [Scientific article]

Maria Macconi;Benedetta Morini;Margherita Porcelli, Trust-region quadratic methods for nonlinear systems of mixed equalities and inequalities, «APPLIED NUMERICAL MATHEMATICS», 2009, 59, pp. 859 - 876 [Scientific article]

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