Benedetta MORINI

Ruolo attuale:: Professore Ordinario
SSD:: MATH-05/A - Analisi numerica
Afferenza organizzativa:: Dipartimento di Ingegneria Industriale

Recapiti

	0552758684
	benedetta.morini(AT)unifi.it

Benedetta MORINI

Orario di ricevimento (aggiornato al 11/09/2024)

MERCOLEDI 10.30-12.30

È possibile fissare un ricevimento in altro giorno o orario scrivendo all′indirizzo benedetta.morini@unifi.it

Benedetta MORINI

Curriculum

Laureata in Matematica nel 1992 presso l'Università degli Studi di Firenze, ha conseguito il titolo di Dottore di Ricerca in Matematica Computazionale ed Informatica Matematica presso l'Università degli Studi di Padova.

All'Università di Firenze ha coperto il ruolo di ricercatore universitario (1999--2002), professore associato (2002--2017) ed infine professore ordinario (2017-- ) nel settore MAT/08 Ana salva lisi Numerica.

Ha svolto attività di ricerca nell'ambito della risoluzione numerica di problemi di ottimizzazione con o senza vincoli, sistemi di equazioni e disequazioni non lineari, minimizzazione di somme finite con applicazioni al machine-learning, sistemi lineari e successioni di sistemi lineari di grandi dimensioni in problemi di ottimizzazione.

È autore di circa 60 lavori ISI/Scopus e di software disponibile in rete gratuitamente.

È responsabile di unità in un progetto PRIN 2022. È stata responsabile di progetti di ricerca nazionali (INDAM/GNCS) e partecipante a progetti di ricerca nazionale (PRIN, INDAM/GNCS, POR FESR). Ha svolto attivita' di valutazione per progetti di ricerca nazionali e internazionali, e per riviste ISI/SCOPUS.

È membro del Collegio dei Docenti del Dottorato di Ricerca in Informatica e Matematica del Calcolo, Università dell'Insubria.

È membro del Collegio Editoriale della rivista Numerical Algorithms, Springer.

Membro della Commissione Scientifica dell’Unione Matematica Italiana U.M.I., Triennio 2018--2021 e Triennio 2021-2024

Curriculum esteso

Benedetta MORINI

Interessi

Sviluppo, analisi ed implementazione di metodi numerici di per la risoluzione di sistemi di equazioni e disequazioni non lineari problemi non lineari ai minimi quadrati con e senza vincoli. Metodi di Newton e metodi del residuo spettrale, applicazioni.

Sviluppo, analisi ed implementazione di metodi numerici per problemi di ottimizzazione, anche con valutazione di funzioni e derivate affetta da rumore. Procedimenti numerici basati su modelli inesatti o random, analisi della complessità computazionale, applicazioni nell'apprendimento automatico.

Risoluzione iterativa e precondizionamento di sistemi lineari e sequenze di sistemi lineari di grandi dimensioni in problemi di ottimizzazione.

Software sviluppato.

Benedetta MORINI

Note

APPELLI DI ESAME visibili nel sistema esami GCS

Benedetta MORINI

Pubblicazioni

Legenda

Contributo su rivista |

Articolo su libro |

Libro |

Contributo in atti di convegno (proceeding) |

Brevetto |

Curatela | Altro

Altro |

Tesi di Dottorato

Stefania Bellavia, Benedetta Morini, Simone Rebegoldi (2024). An investigation of stochastic trust-region based algorithms for finite-sum minimization. OPTIMIZATION METHODS & SOFTWARE, vol. ..., pp. 0-0, ISSN:1055-6788 DOI

Stefania Bellavia, Natasa Krejic, Benedetta Morini, Simone Rebegoldi (2023). A stochastic first-order trust-region method with inexact restoration for finite-sum minimization. COMPUTATIONAL OPTIMIZATION AND APPLICATIONS, vol. 84, pp. 53-84, ISSN:1573-2894 DOI Accesso ONLINE all'editore

Aurelio Mauri, Benedetta Morini, Simona, Perotto, Fiorella Sgallari (2023). Grid generation and algebraic solvers. In: Massimo Rudan, Rossella Brunetti, Susanna Reggiani. Springer Handbook of Semiconductor Devices, pp. 1383-1411 Springer Nature Switzerland AG.

Bellavia S.; Morini B.; Rebegoldi S. (2023). On the Convergence Properties of a Stochastic Trust-Region Method with Inexact Restoration. AXIOMS, vol. 12, pp. 38-38, ISSN:2075-1680 DOI

Stefania Bellavia, Tommaso Bianconcini, Natasa Krejic, Benedetta Morini (2023). Subsampled first-order optimization methods with applications in imaging. In: Ke Chen, Laurent Younes, Carola-Bibiane Schönlieb. Handbook of Mathematical Models and Algorithms in Computer, pp. 1-35 Springer Nature Switzerland AG. DOI Accesso ONLINE all'editore

Bellavia S.; Gurioli G.; Morini B.; Toint P.L. (2023). The Impact of Noise on Evaluation Complexity: The Deterministic Trust-Region Case. JOURNAL OF OPTIMIZATION THEORY AND APPLICATIONS, vol. 196, pp. 700-729, ISSN:1573-2878 DOI

Stefania Bellavia; Serge Gratton; Benedetta Morini; Philippe Toint (2023). An optimally fast objective-function-free minimization algorithm using random subspaces. pp. 0-0 Accesso ONLINE all'editore

Stefania Bellavia; Eugenio Fabrizi; Benedetta Morini (2022). Linesearch Newton-CG methods for convex optimization with noise. ANNALI DELL'UNIVERSITÀ DI FERRARA. SCIENZE MATEMATICHE, vol. 68, pp. 0-0, ISSN:1827-1510 DOI Accesso ONLINE all'editore

Stefania Bellavia, Gianmarco Gurioli, Benedetta Morini, Philippe L. Toint (2022). Trust-region algorithms: probabilistic complexity and intrinsic noise with applications to subsampling techniques. EURO JOURNAL ON COMPUTATIONAL OPTIMIZATION, vol. 10, pp. 0-0, ISSN:2192-4406 DOI Accesso ONLINE all'editore

Bellavia S.; Gurioli G.; Morini B.; Toint P.L. (2022). Adaptive regularization for nonconvex optimization using inexact function values and randomly perturbed derivatives. JOURNAL OF COMPLEXITY, vol. 68, pp. 0-0, ISSN:0885-064X DOI Accesso ONLINE all'editore

Enrico Meli, Benedetta Morini, Margherita Porcelli, Cristina Sgattoni (2022). Solving Nonlinear Systems of Equations Via Spectral Residual Methods: Stepsize Selection and Applications. JOURNAL OF SCIENTIFIC COMPUTING, vol. 90, pp. 1-41, ISSN:0885-7474 DOI Accesso ONLINE all'editore

Bellavia S.; Gurioli G.; Morini B.; Toint P.L. (2021). Quadratic and Cubic Regularisation Methods with Inexact function and Random Derivatives for Finite-Sum Minimisation. In: 21st International Conference on Computational Science and Its Applications, ICCSA 2021, ita, 2021, Institute of Electrical and Electronics Engineers Inc., pp. 258-267, ISBN:978-1-6654-5843-6 DOI

Stefania Bellavia, Gianmarco Gurioli, Benedetta Morini (2021). Adaptive cubic regularization methods with dynamic inexact Hessian information and applications to finite-sum minimization. IMA JOURNAL OF NUMERICAL ANALYSIS, vol. 41, pp. 764-799, ISSN:0272-4979 DOI

STEFANIA BELLAVIA, Natasa Krejic, Benedetta Morini (2020). Inexact restoration with subsampled trust‑region methods for finite‑sum minimization. COMPUTATIONAL OPTIMIZATION AND APPLICATIONS, vol. 73, pp. 701-736, ISSN:0926-6003 DOI Accesso ONLINE all'editore

Stefania Bellavia, Gianmarco Gurioli, Benedetta Morini, Philippe L. Toint (2019). Adaptive Regularization Algorithms with Inexact Evaluations for Nonconvex Optimization. SIAM JOURNAL ON OPTIMIZATION, vol. 29, pp. 2881-2915, ISSN:1052-6234 DOI Accesso ONLINE all'editore

Morini, Benedetta (2019). On conditioning of KKT systems in inexact interior point methods. In: INTERNATIONAL CONFERENCE OF NUMERICAL ANALYSIS AND APPLIED MATHEMATICS (ICNAAM 2018), Rodi, 13-18 Settembre, AIP publishing, vol. 2116, pp. 1-4. DOI Accesso ONLINE all'editore

Leopoldo Marini, Benedetta Morini, Margherita Porcelli (2018). Quasi-Newton methods for constrained nonlinear systems: complexity analysis and applications. COMPUTATIONAL OPTIMIZATION AND APPLICATIONS, vol. 71, pp. 147-170, ISSN:1573-2894 DOI

Valentina De Simone, ; Daniela di Serafino, ; Benedetta, Morini (2018). On preconditioner updates for sequences of saddle-point linear systems. COMMUNICATIONS IN APPLIED AND INDUSTRIAL MATHEMATICS, vol. 9, pp. 35-41, ISSN:2038-0909 DOI

Morini, Benedetta; Porcelli, Margherita; Toint Philippe, L. (2018). Approximate norm descent methods for constrained nonlinear systems. MATHEMATICS OF COMPUTATION, vol. 87, pp. 1327-1351, ISSN:1088-6842 DOI

Benedetta Morini (2018). On partial Cholesky factorization and a variant of Quasi-Newton preconditioners for symmetric positive definite matrices. AXIOMS, vol. 7, pp. 1-14, ISSN:2075-1680 DOI Accesso ONLINE all'editore

Morini, Benedetta; Simoncini, Valeria (2017). Stability and accuracy of Inexact Interior Point methods for convex quadratic programming. JOURNAL OF OPTIMIZATION THEORY AND APPLICATIONS, vol. 175, pp. 450-477, ISSN:0022-3239 DOI

Morini, Benedetta; Valeria, Simoncini; Mattia, Tani (2017). A comparison of reduced and unreduced symmetric KKT systems arising from Interior Point methods. COMPUTATIONAL OPTIMIZATION AND APPLICATIONS, vol. 68, pp. 1-27, ISSN:1573-2894 DOI

Carcasci, Carlo; Marini, Leopoldo; Morini, Benedetta; Porcelli, Margherita (2016). A new modular procedure for industrial plant simulations and its reliable implementation. ENERGY, vol. 94, pp. 380-390, ISSN:0360-5442 DOI

Bellavia, Stefania; Morini, Benedetta; Riccietti, Elisa (2016). On an adaptive regularization for ill-posed nonlinear systems and its trust-region implementation. COMPUTATIONAL OPTIMIZATION AND APPLICATIONS, vol. 64, pp. 1-30, ISSN:0926-6003 DOI

Benedetta Morini; Mattia Tani; Valeria Simoncini; (2016). Spectral estimates for unreduced symmetric KKT systems arising from Interior Point methods. NUMERICAL LINEAR ALGEBRA WITH APPLICATIONS, vol. 23, pp. 776-800, ISSN:1099-1506 DOI

Bellavia, Stefania.; De Simone, Valentina; di Serafino, Daniela; Morini, Benedetta; (2016). On the update of constraint preconditioners for regularized KKT systems. COMPUTATIONAL OPTIMIZATION AND APPLICATIONS, vol. 65, pp. 339-360, ISSN:0926-6003 DOI

Tommaso Bianconcini; Giampaolo Liuzzi; Benedetta Morini; Marco Sciandrone (2015). On the use of iterative methods in cubic regularization for unconstrained optimization. COMPUTATIONAL OPTIMIZATION AND APPLICATIONS, vol. 60, pp. 35-57, ISSN:0926-6003 DOI

Stefania Bellavia; Benedetta Morini (2015). Strong local convergence properties of adaptive regularized methods for nonlinear least-squares. IMA JOURNAL OF NUMERICAL ANALYSIS, vol. 35, pp. 947-968, ISSN:0272-4979 DOI

Bellavia, Stefania; De Simone, Valentina; di Serafino Daniela; Morini, Benedetta (2015). Updating constraint preconditioners for KKT systems in quadratic programming via low-rank corrections. SIAM JOURNAL ON OPTIMIZATION, vol. 25, pp. 1787-1808, ISSN:1052-6234 DOI

Carcasci, Carlo; Marini, Leopoldo; Morini, Benedetta; Porcelli, Margherita; Micio, Mirko; Di Pillo, Pier Luigi (2015). Modular tool for the simulation of compressor trains for oil and gas applications. In: 70th Conference of the Italian Thermal Machines Engineering Association, ATI2015, Roma, 9-11 Settembre 2015, Elsevier, vol. 82, pp. 546-553.

S. Bellavia; B. Morini; M. Porcelli (2014). New updates of incomplete LU factorizations and applications to large nonlinear systems. OPTIMIZATION METHODS & SOFTWARE, vol. 29, pp. 321-340, ISSN:1029-4937 DOI

S. Bellavia; J. Gondzio; B. Morini (2013). A matrix-free preconditioner for sparse symmetric positive definite systems and least-squares problems. SIAM JOURNAL ON SCIENTIFIC COMPUTING, vol. 35, pp. A192-A211, ISSN:1064-8275 DOI

J.J.Zhang; B.Morini (2013). Solving regularized linear least-squares problems by alternating direction methods with applications to image restoration. ELECTRONIC TRANSACTIONS ON NUMERICAL ANALYSIS, vol. 40, pp. 356-372, ISSN:1068-9613

Morini, Benedetta , Porcelli, Margherita (2012). TRESNEI.

B.Morini; M.Porcelli (2012). TRESNEI, a Matlab trust-region solver for systems of nonlinear equalities and inequalities. COMPUTATIONAL OPTIMIZATION AND APPLICATIONS, vol. 51, pp. 27-49, ISSN:0926-6003 DOI

S. Bellavia; V. De Simone; D. di Serafino; B. Morini; (2012). Building preconditioners for sequences of linear systems arising in optimization. In: APMOD 2012, International Conference on Applied Mathematical Optimization and Modelling, pp. 17-22, ISBN:9783844817942

S. Bellavia; V. De Simone; D. di Serafino; B. Morini (2012). A preconditioning framework for sequences of diagonally modified linear systems arising in optimization. SIAM JOURNAL ON NUMERICAL ANALYSIS, vol. 50, pp. 3280-3302, ISSN:0036-1429 DOI

S. Bellavia; M. Macconi; B. Morini (2012). Diagonally scaled dogleg methods for nonlinear systems with simple bounds,. In: Valentina De Simone, Daniela di Serafino, Gerardo Toraldo. Recent Advances in Nonlinear Optimization and Equilibrium Problems: A Tribute to Marco D'Apuzzo, pp. 17-40 ARACNE EDITRICE, ISBN:9788854856875.

S. Bellavia; D. Bertaccini; B. Morini (2011). Nonsymmetric preconditioner updates in Newton-Krylov methods for nonlinear systems. SIAM JOURNAL ON SCIENTIFIC COMPUTING, vol. 33, pp. 2595-2619, ISSN:1064-8275 DOI

S.Bellavia; J.Gondzio; B.Morini (2011). Computational Experience with Numerical Methods for Nonnegative Least-Squares Problems. NUMERICAL LINEAR ALGEBRA WITH APPLICATIONS, vol. 18, pp. 363-385, ISSN:1070-5325 DOI

S. Bellavia; V. De Simone; D. di Serafino; B. Morini (2011). Efficient preconditioner updates for shifted linear systems. SIAM JOURNAL ON SCIENTIFIC COMPUTING, vol. 33, pp. 1785-1809, ISSN:1064-8275 DOI

B. Morini; M. Porcelli; R.H.F. Chan (2010). A Reduced Newton Method for Constrained Linear Least-Squares Problems. JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, vol. 233, pp. 2200-2212, ISSN:0377-0427 DOI Accesso ONLINE all'editore

R.H.Chan; B.Morini; M.Porcelli (2010). Affine scaling methods for image deblurring problems. In: ICNAAM, Numerical Analysis and Applied Mathematics, International Conference 2010, AMER INST PHYSICS, vol. 1281, pp. 1043-1046, ISBN:9780735408357 DOI

S.Bellavia; D.Bertaccini; B.Morini (2010). Quasi matrix free preconditioners in optimization and nonlinear least-squares. In: ICNAAM, Numerical Analysis and Applied Mathematics, International Conference 2010, AMER INST PHYSICS, pp. 1036-1039. DOI

S. Bellavia; C. Cartis; N. I. M. Gould; B. Morini; Ph. L. Toint; (2010). Convergence of a Regularized Euclidean Residual Algorithm for Nonlinear Least-Squares. SIAM JOURNAL ON NUMERICAL ANALYSIS, vol. 48, pp. 1-29, ISSN:0036-1429 DOI Accesso ONLINE all'editore

S. Bellavia; J. Gondzio; B. Morini (2009). Regularization and Preconditioning of KKT Systems Arising in Nonnegative Least-Squares Problems. NUMERICAL LINEAR ALGEBRA WITH APPLICATIONS, vol. 16, pp. 39-61, ISSN:1070-5325 DOI Accesso ONLINE all'editore

M.Macconi; B.Morini; M.Porcelli (2009). Trust-region quadratic methods for nonlinear systems of mixed equalities and inequalities. APPLIED NUMERICAL MATHEMATICS, vol. 59, pp. 859-876, ISSN:0168-9274 DOI

M.Macconi; B. Morini; M. Porcelli (2009). A Gauss-Newton method for solving bound-constrained underdetermined nonlinear systems.. OPTIMIZATION METHODS & SOFTWARE, vol. 24, pp. 219-235, ISSN:1055-6788 DOI

C.G Windsor; G. Borgioli; P. Falorni; L. Capineri; B. Morini; S. Matucci (2007). A Data Point-labelled Generalised Hough Transform for ExtractingReflections from Buried Objects in Ground Penetrating RadarScans. In: PIERS 2007, Beijing, March 26-30, 2007, The Electromagnetics Academy, pp. 1806-1806. Accesso ONLINE all'editore

BAI Z.-J; B. MORINI; XU S.F (2007). On the Local Convergence of an Iterative Approach for Inverse Singular Value Problems. JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, vol. 198, pp. 344-360, ISSN:0377-0427 DOI

S. Bellavia; M. Macconi; B. Morini (2007). A two-dimensional trust-region method for large scale bound-constrained nonlinear systems. In: 8th SIMAI Conference, World Scientific Publ Co Pte Ltd, Singapore, pp. 137-148, ISBN:9789812709387 DOI

S. BELLAVIA; M. MACCONI; B. MORINI (2006). An interior point Newton-like method for nonnegative least squares problems with degenerate solution. NUMERICAL LINEAR ALGEBRA WITH APPLICATIONS, vol. 13, pp. 825-846, ISSN:1070-5325 DOI

S. Bellavia; S. Lodi; B. Morini (2006). Inferences on Kernel density estimates by solving nonlinear systems. In: 18th International Conference on Scientific and Statistical Database Management, 2006, IEEE Computer Society, pp. 389-397, ISBN:0769525903 DOI

BELLAVIA S; B. MORINI (2006). Subspace trust-region methods for large bound-constrained nonlinear equations. SIAM JOURNAL ON NUMERICAL ANALYSIS, vol. 44, pp. 1535-1555, ISSN:0036-1429 DOI

J.F. Cai; R.H. Chan; B. Morini (2005). Minimization of edge-preserving functional by conjugate gradient type methods. In: Proceedings of the International Conference on PDE-based Image Processing and Related Inverse problems, 2005, X.C. Tai; K.A. Lie; T.F. Chan; S. Osher, pp. 107-120, ISBN:3540332669

Stefania Bellavia; Benedetta Morini (2005). An interior global method for nonlinear systems with simple bounds. OPTIMIZATION METHODS & SOFTWARE, vol. 20, pp. 453-474, ISSN:1055-6788 DOI

S. Bellavia, B. Morini, M. Macconi (2004). STRSCNE.

B. MORINI; S. BELLAVIA; M. MACCONI (2004). STRSCNE: A scaled trust-region solver for constrained nonlinear equations. COMPUTATIONAL OPTIMIZATION AND APPLICATIONS, vol. 28, pp. 31-50, ISSN:0926-6003 DOI

B. MORINI; R. CHAN; Z. BAI (2004). An inexact Cayley-Transform method for inverse eigenvalue problems. INVERSE PROBLEMS, vol. 20, pp. 1675-1689, ISSN:0266-5611 DOI

B. MORINI; S. BELLAVIA (2003). Global convergence enhancement of linesearch Interior Point Methods for MCPs. JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, vol. 151, pp. 171-199, ISSN:0377-0427 DOI

BELLAVIA S.; MACCONI M.; B. MORINI (2003). An affine scaling trust-region approach to bound-constrained nonlinear systems.. APPLIED NUMERICAL MATHEMATICS, vol. 44, pp. 257-280, ISSN:0168-9274 DOI

B. MORINI; Z. BAI; R. CHAN (2003). On the convergence rate of the Cayley-Tranform method for inverse eigenvalue and inverse singular values problems. INTERNATIONAL JOURNAL OF APPLIED MATHEMATICS, vol. 13, pp. 59-69, ISSN:1311-1728

M. Macconi; B. Morini; S. Bellavia (2002). Numerical solution of bound-constrained nonlinear systems in chemical engineering. In: International Conference on Scientific and Engineering Computation, IC-SEC 2002, vol. Recent Advances in Computational Science and Engineering, Proceedings of the International Conference on Scientific and Engineering Computation, IC-SEC 2002, pp. 41-44.

S. BELLAVIA; B. MORINI (2001). A globally convergent Newton-GMRES subspace method for systems of nonlinear equations. SIAM JOURNAL ON SCIENTIFIC COMPUTING, vol. 23, pp. 940-960, ISSN:1064-8275 DOI

B. MORINI; S. BELLAVIA (2001). A globalization strategy for Interior Point bound-constrained methods for mixed complementarity problems. In: High Performance Software for Nonlinear Optimization, 1997, Springer Netherlands, vol. 82, pp. 75-94, ISBN:1402075324

B. MORINI; M. MACCONI; S. BELLAVIA (2000). A hybrid Newton-GMRES method for solving nonlinear equations. In: Second Conference on Numerical Analysis and Applications, 2000, Springer-Verlag Berlin Heidelberg, vol. 1988, pp. 68-75, ISBN:3540418148

B. MORINI; M. GASPARO (2000). Inexact methods: forcing terms and conditioning. JOURNAL OF OPTIMIZATION THEORY AND APPLICATIONS, vol. 107, pp. 573-589, ISSN:0022-3239 DOI

B. MORINI (1999). Convergence behaviour of Inexact Newton Methods. MATHEMATICS OF COMPUTATION, vol. 68, pp. 1605-1613, ISSN:0025-5718 DOI

L. DIECI; B. MORINI; A. PAPINI; A. PASQUALI (1999). On real logarithms of nearby matrices and structured matrix interpolation. APPLIED NUMERICAL MATHEMATICS, vol. 29, pp. 145-165, ISSN:0168-9274 DOI

B. MORINI; M. MACCONI (1999). Inexact methods in the numerical solution of stiff initial value problems.. COMPUTING, vol. 63, pp. 265-281, ISSN:0010-485X DOI

S. BELLAVIA; M. MACCONI; B. MORINI (1998). The Switching-method in Multiple Shooting. COMPUTING, vol. 60, pp. 275-283, ISSN:0010-485X DOI

S.BELLAVIA; M. MACCONI; B. MORINI (1997). Parallel performance of the SMS-Method on the Cray T3D. In: M.Voli. Science and Supercomputing at CINECA, pp. 430-435, Bologna: Tecnoprint, ISBN:9788886037037.

S. Bellavia; M. Macconi; B. Morini (1997). Parallel performances of a nonstandard multiple shooting,. SUPERCOMPUTER, vol. 13, pp. 45-56, ISSN:0168-7875

B. MORINI; A. PAPINI; L. DIECI (1996). Computational techniques for real logarithms of matrices. SIAM JOURNAL ON MATRIX ANALYSIS AND APPLICATIONS, vol. 17, pp. 570-593, ISSN:0895-4798 DOI

Benedetta MORINI

Curriculum

Bachelor in Mathematics, University of Firenze
PhD in Matematica Computazionale ed Informatica Matematica, 1998, University of Padova
1999--2002 Assistant professor in Numerical Analysis, Università di Firenze.
2002--2017 Associate Professor in Numerical Analysis, Università di Firenze.
2017-- Full Professor in Numerical Analysis, Università di Firenze.

Associate Editor of Numerical Algorithms, Springer.

Member of the Scientific Committee of Unione Matematica Italiana (UMI), 1/6/2018--31/5/2021.

Member of the INDAM/GNCS Group.

Principal Investigator of INDAM/GNCS projects (years 2010, 2011, 2013, 2018) and partecipants to italian reasearch projects.

Scientific Interests: development, analysis and implementation of algorithms for constrained and unconstrained optimization, finite-sum optimization problems, nonlinear systems of equalities and inequalities, quadratic programming problems, and their application to real problems including machine-learning problems. Iterative solution and preconditioning of large-scale linear systems from optimization.

Publications

Benedetta MORINI

Interest

Development, analysis and implementation of numerical methods for solving systems of nonlinear equalities and inequalities and for nonlinear least-squares problems. Newton-type methods and spectral residual methods, applications.

Development, analysis and implementation of numerical methods for optimization problems, including the case of inexact and noisy function and derivatives evaluations. Numerical method based on inexact and random models, evaluation complexity, applications in machine learning.

Iterative solution of large scale linear systems and sequence of large scale linear systems arising in optimization.

Developed software.