Margherita Porcelli

40 papers Journal 38Unranked 2

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	Quantum block encoding for semiseparable matrices. CoRR Giacomo Antonioli, Paola Boito, Gianna M. Del Corso, Margherita Porcelli
2026	J	`jnl`	prunAdag: an adaptive pruning-aware gradient method. Comput. Optim. Appl. Margherita Porcelli, Giovanni Seraghiti, Philippe L. Toint
2025	J	`jnl`	An extrapolated and provably convergent algorithm for nonlinear matrix decomposition with the ReLU function. CoRR Nicolas Gillis, Margherita Porcelli, Giovanni Seraghiti
2025	J	`jnl`	Correction: Regularized methods via cubic model subspace minimization for nonconvex optimization. Comput. Optim. Appl. Stefania Bellavia, Davide Palitta, Margherita Porcelli, Valeria Simoncini
2025	J	`jnl`	Fast and Simple Multiclass Data Segmentation: An Eigendecomposition and Projection-Free Approach. CoRR Chiara Faccio, Margherita Porcelli, Francesco Rinaldi, Martin Stoll
2025	J	`jnl`	Regularized methods via cubic model subspace minimization for nonconvex optimization. Comput. Optim. Appl. Stefania Bellavia, Davide Palitta, Margherita Porcelli, Valeria Simoncini
2024	J	`jnl`	A multilevel stochastic regularized first-order method with application to training. CoRR Filippo Marini, Margherita Porcelli, Elisa Riccietti
2024	—	`conf`	Dictionary Learning for data compression within a Digital Twin Framework. Ital-IA Laura Cavalli, Domitilla Brandoni, Margherita Porcelli, Eric Pascolo
2023	—	`conf`	Accelerated Algorithms For Nonlinear Matrix Decomposition With The Relu Function. MLSP Giovanni Seraghiti, Atharva Awari, Arnaud Vandaele, Margherita Porcelli, Nicolas Gillis
2023	J	`jnl`	Accelerated Algorithms for Nonlinear Matrix Decomposition with the ReLU function. CoRR Giovanni Seraghiti, Atharva Awari, Arnaud Vandaele, Margherita Porcelli, Nicolas Gillis
2023	J	`jnl`	An improved penalty algorithm using model order reduction for MIPDECO problems with partial observations. Comput. Optim. Appl. Dominik Garmatter, Margherita Porcelli, Francesco Rinaldi, Martin Stoll
2023	J	`jnl`	Regularized methods via cubic subspace minimization for nonconvex optimization. CoRR Stefania Bellavia, Davide Palitta, Margherita Porcelli, Valeria Simoncini
2022	J	`jnl`	A semidefinite programming approach for the projection onto the cone of negative semidefinite symmetric tensors with applications to solid mechanics. CoRR Cristina Padovani, Margherita Porcelli
2022	J	`jnl`	Exploiting Problem Structure in Derivative Free Optimization. ACM Trans. Math. Softw. Margherita Porcelli, Philippe L. Toint
2022	J	`jnl`	Improved penalty algorithm for mixed integer PDE constrained optimization problems. Comput. Math. Appl. Dominik Garmatter, Margherita Porcelli, Francesco Rinaldi, Martin Stoll
2022	J	`jnl`	Numerical solution of a class of quasi-linear matrix equations. CoRR Margherita Porcelli, Valeria Simoncini
2022	J	`jnl`	Solving Nonlinear Systems of Equations Via Spectral Residual Methods: Stepsize Selection and Applications. J. Sci. Comput. Enrico Meli, Benedetta Morini, Margherita Porcelli, Cristina Sgattoni
2021	J	`jnl`	A Relaxed Interior Point Method for Low-Rank Semidefinite Programming Problems with Applications to Matrix Completion. J. Sci. Comput. Stefania Bellavia, Jacek Gondzio, Margherita Porcelli
2021	J	`jnl`	A Tensor-Train Dictionary Learning algorithm based on Spectral Proximal Alternating Linearized Minimization. CoRR Domitilla Brandoni, Margherita Porcelli, Valeria Simoncini
2021	J	`jnl`	An Improved Penalty Algorithm using Model Order Reduction for MIPDECO problems with partial observations. CoRR Dominik Garmatter, Margherita Porcelli, Francesco Rinaldi, Martin Stoll
2020	J	`jnl`	Finite element model updating for structural applications. J. Comput. Appl. Math. Maria Girardi, Cristina Padovani, Daniele Pellegrini, Margherita Porcelli, Leonardo Robol
2020	J	`jnl`	Interior-point methods and preconditioning for PDE-constrained optimization problems involving sparsity terms. Numer. Linear Algebra Appl. John W. Pearson, Margherita Porcelli, Martin Stoll
2020	J	`jnl`	Solving nonlinear systems of equations via spectral residual methods: stepsize selection and applications. CoRR Enrico Meli, Benedetta Morini, Margherita Porcelli, Cristina Sgattoni
2019	J	`jnl`	A Note on Using Performance and Data Profiles for Training Algorithms. ACM Trans. Math. Softw. Margherita Porcelli, Philippe L. Toint
2019	J	`jnl`	A relaxed interior point method for low-rank semidefinite programming problems. CoRR Stefania Bellavia, Jacek Gondzio, Margherita Porcelli
2019	J	`jnl`	An inexact dual logarithmic barrier method for solving sparse semidefinite programs. Math. Program. Stefania Bellavia, Jacek Gondzio, Margherita Porcelli
2019	J	`jnl`	Improved Penalty Algorithm for Mixed Integer PDE Constrained Optimization (MIPDECO) Problems. CoRR Dominik Garmatter, Margherita Porcelli, Francesco Rinaldi, Martin Stoll
2018	J	`jnl`	Approximate norm descent methods for constrained nonlinear systems. Math. Comput. Benedetta Morini, Margherita Porcelli, Philippe L. Toint
2018	J	`jnl`	Quasi-Newton methods for constrained nonlinear systems: complexity analysis and applications. Comput. Optim. Appl. Leopoldo Marini, Benedetta Morini, Margherita Porcelli
2017	J	`jnl`	A note on using performance and data profilesfor training algorithms. CoRR Margherita Porcelli, Philippe L. Toint
2017	J	`jnl`	BFO, A Trainable Derivative-free Brute Force Optimizer for Nonlinear Bound-constrained Optimization and Equilibrium Computations with Continuous and Discrete Variables. ACM Trans. Math. Softw. Margherita Porcelli, Philippe L. Toint
2017	J	`jnl`	Preconditioning PDE-constrained optimization with L1-sparsity and control constraints. Comput. Math. Appl. Margherita Porcelli, Valeria Simoncini, Martin Stoll
2015	J	`jnl`	Preconditioning of Active-Set Newton Methods for PDE-constrained Optimal Control Problems. SIAM J. Sci. Comput. Margherita Porcelli, Valeria Simoncini, Mattia Tani
2014	J	`jnl`	A variable fixing version of the two-block nonlinear constrained Gauss-Seidel algorithm for \(\ell _1\) -regularized least-squares. Comput. Optim. Appl. Margherita Porcelli, Francesco Rinaldi
2014	J	`jnl`	New updates of incomplete LU factorizations and applications to large nonlinear systems. Optim. Methods Softw. Stefania Bellavia, Benedetta Morini, Margherita Porcelli
2013	J	`jnl`	On the convergence of an inexact Gauss-Newton trust-region method for nonlinear least-squares problems with simple bounds. Optim. Lett. Margherita Porcelli
2012	J	`jnl`	TRESNEI, a Matlab trust-region solver for systems of nonlinear equalities and inequalities. Comput. Optim. Appl. Benedetta Morini, Margherita Porcelli
2012	J	`jnl`	Updating the regularization parameter in the adaptive cubic regularization algorithm. Comput. Optim. Appl. Nicholas I. M. Gould, Margherita Porcelli, Philippe L. Toint
2010	J	`jnl`	A reduced Newton method for constrained linear least-squares problems. J. Comput. Appl. Math. Benedetta Morini, Margherita Porcelli, Raymond H. Chan
2009	J	`jnl`	A Gauss-Newton method for solving bound-constrained underdetermined nonlinear systems. Optim. Methods Softw. Maria Macconi, Benedetta Morini, Margherita Porcelli