Applied Mathematics
icteam | Louvain-la-Neuve

The Applied Mathematics group gathers 10 professors and more than twenty researchers who are working on several subfields.
Principal Investigators :
Pierre-Antoine Absil, Gianluca Bianchin, Vincent Blondel, Jean-Charles Delvenne, François Glineur, Geovani Grapiglia, Laurent Jacques, Raphaël Jungers, Benoît Legat, Estelle Massart
Research Lab :
Research Areas :
Most recent publications
Below are listed the 10 most recent journal articles and conference papers produced in this research area. You also can access all publications by following this link : see all applied mathematics publications.
Journal Articles
1. Mataigne, Simon; Zimmermann, Ralf; Miolane, Nina. An Efficient Algorithm for the Riemannian Logarithm on the Stiefel Manifold for a Family of Riemannian Metrics. In: SIAM Journal on Matrix Analysis and Applications, Vol. 46, no.2, p. 879-905 (2025). doi:10.1137/24M1647801. http://hdl.handle.net/2078.1/300362
2. Queguiner, Anne; Tignol, Jean-Pierre. Witt groups of Severi-Brauer varieties and of function fields of conics. In: Epijournal de géométrie algébrique, Vol. 9, no.4, p. 1-27 (2025). doi:10.46298/epiga.2024.11171. http://hdl.handle.net/2078.1/299385
3. Pinon, Brieuc; Jungers, Raphaël M.; Delvenne, Jean-Charles. A limitation on black-box dynamics approaches to Reinforcement Learning. In: Transactions on Machine Learning Research, (2025). (Accepté/Sous presse). http://hdl.handle.net/2078.1/297039
4. Nabou, Yassine; Glineur, François; Necoara, Ion. Proximal gradient methods with inexact oracle of degree q for composite optimization. In: Optimization Letters, Vol. 19, no. 2, p. 285-306 (March 2025). doi:10.1007/s11590-024-02118-9. http://hdl.handle.net/2078.1/293801
5. Singh, Somya; Jungers, Raphaël M. Using Symbolic Dynamics to Compare Path-Complete Lyapunov Functions. In: I E E E Conference on Decision and Control. Proceedings, , p. 5598-5603 (2024). http://hdl.handle.net/2078.1/299669
6. Ablin, Pierre; Vary, Simon; Gao, Bin; Absil, Pierre-Antoine. Infeasible Deterministic, Stochastic, and Variance-Reduction Algorithms for Optimization under Orthogonality Constraints. In: Journal of Machine Learning Research, Vol. 25, no.389, p. 1-38 (2023). doi:10.48550/arXiv.2303.16510. http://hdl.handle.net/2078.1/298490
7. Samari, Behrad; Rossa, Matteo Della; Lavaei, Abolfazl; Soudjani, Sadegh; Jungers, Raphaël M. Multiplicative Barrier Certificates for Probabilistic Safety of Markov Jump Systems. In: IFAC-PapersOnLine, Vol. 58, no.11, p. 63-68 (2024). doi:10.1016/j.ifacol.2024.07.426. http://hdl.handle.net/2078.1/297035
8. de Walque, Jean-Marc; de Terwangne, Christophe; Jungers, Raphaël M.; Piérard, Sophie F.; Beauloye, Christophe; Laarbaui, Fatima; Dechamps, Mélanie; Jacquet, Luc-Marie. Potential for recovery after extremely prolonged VV-ECMO support in well-selected severe COVID-19 patients: a retrospective cohort study. In: BMC pulmonary medicine, Vol. 24, no. 1, p. 19 [1-9] (2024). doi:10.1186/s12890-023-02836-3. http://hdl.handle.net/2078.1/297033
9. Brudermüller, Lara; Berger, Guillaume; Jankowski, Julius; Bhattacharyya, Raunak; Jungers, Raphaël M.; Hawes, Nick. CC-VPSTO: Chance-Constrained Via-Point-based Stochastic Trajectory Optimisation for Safe and Efficient Online Robot Motion Planning. In: arXiv preprint, (2024). doi:10.48550/arXiv.2402.01370. http://hdl.handle.net/2078.1/297027
10. Calbert, Julien; Banse, Adrien; legat benoit; Jungers, Raphaël M. Dionysos.jl: a Modular Platform for Smart Symbolic Control. In: JuliaCon Proceedings, Vol. 6, no.66, p. 160 (2024). doi:10.21105/jcon.00160. http://hdl.handle.net/2078.1/297024
Conference Papers
1. Van Brandt, Léopold; Delvenne, Jean-Charles; Flandre, Denis. Variability-Aware Noise-Induced Dynamic Instability of Ultra-Low-Voltage SRAM Bitcells. In: IEEE Xplore, 2024, 979-8-3503-8122-1 xxx. doi:10.1109/lascas60203.2024.10506179. http://hdl.handle.net/2078.1/294779
2. Van Brandt, Léopold; Flandre, Denis; Delvenne, Jean-Charles. Stochastic Nonlinear Dynamical Modelling of SRAM Bitcells in Retention Mode. In: IEEE Xplore, 2024, 979-8-3503-7152-9 xxx. doi:10.1109/edtm58488.2024.10512067. http://hdl.handle.net/2078.1/294774
3. Loucheur, Benoît; Absil, Pierre-Antoine; Journée, Michel. Weather Data Imputation Using Graph-Based Low-Rank Matrix Completion with Variable Projection. In: Proceedings of BNAIC/BeNeLearn 2024, 2024, n/A, p. 1-16 xxx. http://hdl.handle.net/2078.1/294771
4. Bianchin, Gianluca; Delvenne, Jean-Charles. Cycle families and Resilience of Dynamical Networks. In: IEEE Xplore, 2024, 979-8-3503-8265-5 xxx. doi:10.23919/acc60939.2024.10644385. http://hdl.handle.net/2078.1/294749
5. Bousselmi, Nizar; Pustelnik, Nelly; Hendrickx, Julien; Glineur, François. Comparison of Proximal First-Order Primal and Primal-Dual Algorithms via Performance Estimation. In: Eusipco 2024, 2024, 978-9-4645-9361-7, p. 2647-2651 xxx. doi:10.23919/EUSIPCO63174.2024.10715388. http://hdl.handle.net/2078.1/293043
6. Vernimmen, Pierre; Glineur, François. Convergence analysis of an inexact gradient method on smooth convex functions. In: ESANN 2024 proceedings, 2024, 978-2-87587-090-2 xxx. doi:10.14428/esann/2024.es2024-171. http://hdl.handle.net/2078.1/293029
7. Sechaud, Victor; Jacques, Laurent; Tachella, Julián. Equivariance-based self-supervised learning for audio signal recovery from clipped measurements. In: Proc of 32nd European Signal Processing Conference (EUSIPCO). Vol. 1, no.1, p. 852 (2024). 2024 xxx. http://hdl.handle.net/2078.1/292968
8. Vary, Simon; Ablin, Pierre; Gao, Bin; Absil, Pierre-Antoine. Optimization without Retraction on the Random Generalized Stiefel Manifold. In: Proceedings of Machine Learning Research. Vol. 235, p. 49226-49248 (2024). MLResearchPress, 2024 xxx. http://hdl.handle.net/2078.1/290550
9. Jungers, Raphaël M.; Calbert, Julien; Mattenet, Sébastien; Girard, Antoine. Memoryless concretization relation. In: Proceedings of the 27th ACM International Conference on Hybrid Systems: Computation and Control. Vol. 1, no.1, p. 147-155 (2024). Proceedings of the 27th International Conference on Hybrid Systems: Computation and Control, 2024 xxx. doi:10.1145/3641513.3650132. http://hdl.handle.net/2078.1/287973
10. Jungers, Raphaël M.. Statistical comparison of Path-Complete Lyapunov Functions: a Discrete-Event Systems perspective. In: In Proc. of IFAC-WODES'24. (2024). 2024 xxx. http://hdl.handle.net/2078.1/285977