Foto del docente

Valeria Simoncini

Full Professor

Department of Mathematics

Academic discipline: MATH-05/A Numerical Analysis

Publications

Palitta, Davide; Simoncini, Valeria, $$S^{\top \!}S$$-SVD via sketching and the nearest $$S^{\top \!}S$$-orthogonal matrix, «BIT», 2026, 66, Article number: 7 , pp. 1 - 20 [Scientific article]

Palitta, Davide; Iannacito, Martina; Simoncini, Valeria, A Subspace-Conjugate Gradient Method for Linear Matrix Equations, «SIAM JOURNAL ON MATRIX ANALYSIS AND APPLICATIONS», 2025, 46, pp. 2197 - 2225 [Scientific article]Open Access

Simoncini, V., Algebraic properties of solutions to certain nonlinear matrix equations, «LINEAR ALGEBRA AND ITS APPLICATIONS», 2025, 1, pp. 1 - 22 [Scientific article]

Bellavia, S.; Palitta, D.; Porcelli, M.; Simoncini, V., Correction to: Regularized methods via cubic model subspace minimization for nonconvex optimization (Computational Optimization and Applications, (2025), 90, 3, (801-837), 10.1007/s10589-025-00655-2), «COMPUTATIONAL OPTIMIZATION AND APPLICATIONS», 2025, 91, pp. 1415 - 1416 [Scientific article]

Le Gall, G.; Thebault, M.; Simoncini, V.; Ramousse, J., HIGHER-ORDER MODAL DECOMPOSITION OF URBAN IRRADIANCE VARIABILITY IN SPACE AND TIME, in: Proceedings of the International Symposium on Radiative Transfer, Begell House Inc., 2025, pp. 353 - 360 (atti di: 11th International Symposium on Radiative Transfer, RAD 2025, tur, 2025) [Contribution to conference proceedings]

Zimmerling, J.; Druskin, V.; Simoncini, V., Monotonicity, Bounds and Acceleration of Block Gauss and Gauss–Radau Quadrature for Computing BTϕ(A)B, «JOURNAL OF SCIENTIFIC COMPUTING», 2025, 103, Article number: 5 , pp. 1 - 21 [Scientific article]Open Access

Bellavia, S.; Palitta, D.; Porcelli, M.; Simoncini, V., Regularized methods via cubic model subspace minimization for nonconvex optimization, «COMPUTATIONAL OPTIMIZATION AND APPLICATIONS», 2025, 90, pp. 801 - 837 [Scientific article]Open Access

Palitta, D; Schweitzer, M; Simoncini, V, SKETCHED AND TRUNCATED POLYNOMIAL KRYLOV SUBSPACE METHODS: MATRIX SYLVESTER EQUATIONS, «MATHEMATICS OF COMPUTATION», 2025, 94, pp. 1761 - 1792 [Scientific article]Open Access

Palitta, Davide; Schweitzer, Marcel; Simoncini, Valeria, Sketched and Truncated Polynomial Krylov Methods: Evaluation of Matrix Functions, «NUMERICAL LINEAR ALGEBRA WITH APPLICATIONS», 2025, 32, Article number: e2596 , pp. 1 - 16 [Scientific article]Open Access

Simoncini, V.; Wang, Y., Stabilized Krylov Subspace Recurrences via Randomized Sketching, «NUMERICAL LINEAR ALGEBRA WITH APPLICATIONS», 2025, 32, Article number: e70022 , pp. 1 - 25 [Scientific article]

Piccinini, Lorenzo; Simoncini, Valeria, TT-LSQR for tensor least squares problems and application to data mining, «NUMERICAL ALGORITHMS», 2025, 100, pp. 2069 - 2093 [Scientific article]

Piccinini, Lorenzo; Simoncini, Valeria, Truncated LSQR for matrix least squares problems, «COMPUTATIONAL OPTIMIZATION AND APPLICATIONS», 2025, 91, pp. 905 - 932 [Scientific article]Open Access

Liu, S.; Simoncini, V., Multigrid Preconditioning for Discontinuous Galerkin Discretizations of an Elliptic Optimal Control Problem with a Convection-Dominated State Equation, «JOURNAL OF SCIENTIFIC COMPUTING», 2024, 101, pp. 1 - 26 [Scientific article]

Simoncini, Valeria; Toni, Daniele, On some structural properties of generalized Lyapunov eigenproblems and application to operator preconditioning, «BOLLETTINO DELLA UNIONE MATEMATICA ITALIANA», 2024, 17, pp. 625 - 645 [Scientific article]Open Access

Russo, A.; Lopez, L.; Simoncini, V., Preface, in: Computers & Mathematics with Applications | Journal, THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, ENGLAND, Elsevier Ltd, 2024, pp. 50 - 50 [Preface]