Publications
Preprint
Inexact Restoration via random models for unconstrained noisy optimization, B. Morini, S. Rebegoldi, arXiv:2402.12069, 2024
Alternate Training of Shared and Task-Specific Parameters for Multi-Task Neural Networks, S. Bellavia, F. Della Santa, A. Papini, arXiv:2312.16340, 2023
An optimally fast objective-function-free minimization algorithm using random subspaces, S. Bellavia, S. Gratton, B. Morini, P. L. Toint, arXiv:2310.16580, 2023
Inexact Newton methods with matrix approximation by sampling for nonlinear least-squares and systems, S. Bellavia, G. Malaspina, B. Morini, arXiv:2310.05501, 2023
Regularized methods via cubic subspace minimization for nonconvex optimization, S. Bellavia, D. Palitta, M. Porcelli, V. Simoncini, arXiv:2306.14290, 2023
Parallel Inexact Levenberg-Marquardt Method for Nearly-Separable Nonlinear Least Squares, L. Fodor, D. Jakovetić, N. Krejić, G. Malaspina, arXiv:2312.09064, 2023
Distributed Inexact Newton Method with Adaptive Step Sizes, D. Jakovetic, N. Krejic, G. Malaspina, arXiv:2305.13985, 2023
A non-monotone trust-region method with noisy oracles and additional sampling, N. Krejic, N. Krklec Jerinkic, A. Martinez, M. Yousefi, arXiv:2307.10038 , 2023
Majorization-Minimization for sparse SVMs, A. Benfenati, E. Chouzenoux, G. Franchini, S. Latva-Aijo, D. Narnhofer, J. Pesquet, S. J. Scott, M. Yousefi, arXiv:2308.16858, 2023
2023
SLiSeS: Subsampled Line Search Spectral Gradient Method for Finite Sums, N. K. Jerinkic, S. Bellavia, N. Krejic, M. Raydan, Numerical Computations: Theory and Algorithms NUMTA 2023, 129, 2023
Subsampled first-order optimization methods with applications in imaging, S. Bellavia, T. Bianconcini, N. Krejić, B. Morini, Handbook of Mathematical Models and Algorithms in Computer Vision and Imaging, 5, 2023
Recovering Corrupted Data in Wind Farm Measurements: A Matrix Completion Approach, M. Silei, S. Bellavia, F. Superchi, A. Bianchini, Energies 16 (4), 1674
The impact of noise on evaluation complexity: the deterministic trust-region case, S. Bellavia, G. Gurioli, B. Morini, P. L. Toint, Journal of Optimization Theory and Applications 196 (2), 2023
A stochastic first-order trust-region method with inexact restoration for finite-sum minimization, S. Bellavia, N. Krejić, B. Morini, S. Rebegoldi, Computational Optimization and Applications 84 (1), 2023
Numerical solution of a class of quasi-linear matrix equations, M. Porcelli, V. Simoncini, Linear Algebra and its Applications 664, 2023
A degraded adhesion model for creep force calculation based on the CONTACT algorithm, Z. Shi, M. Meacci, M. Porcelli, E. Meli, A. Rindi, Proceedings of the Institution of Mechanical Engineers, Part F: Journal of Journal of Rail and Rapid Transit, 2023
An improved penalty algorithm using model order reduction for MIPDECO problems with partial observations, D. Garmatter, M. Porcelli, F. Rinaldi, M. Stoll, Computational Optimization and Applications 84 (1), 2023
A hybrid compartmental model with a case study of COVID-19 in Great Britain and Israel, G. Malaspina, S. Racković, F. Valdeira, Journal of Mathematics in Industry 13 (1), 2023
Linear convergence rate analysis of a class of exact first-order distributed methods for weight-balanced time-varying networks and uncoordinated step sizes, G. Malaspina, D. Jakovetić, N. Krejić, Optimization Letters, 2023
A Split Levenberg-Marquardt Method for Large-Scale Sparse Problems, N. Krejic, G. Malaspina, L. Swaenen, Computational Optimization and Applications 85 (1), 2023
Accelerated Algorithms for Nonlinear Matrix Decomposition with the ReLU function, G. Seraghiti, A. Awari, A. Vandaele, M. Porcelli, N. Gillis, MLSP 2023, 17-20 September, 2023, Rome. [arXiv] [code]