Workshop STOP 2026 STructured OPtimization for Inverse and Learning Problems

Workshop on STructured OPtimization for Inverse and Learning Problems

September 29 – October 1, 2026 | Lyon, France

Three-day workshop on structured and large scale optimization at ENS Lyon.

Scope and Topics

The workshop aims to bring together experts working on algorithms for structured and large-scale optimization, including their theoretical analysis, implementation, and applications.

Topics include (but are not limited to):

Inverse problems
Multilevel optimization
Stochastic optimization
Scientific machine learning
Matrix decomposition
Reduced and mixed precision algorithms

The workshop is free of registration.

Call for Presentations

The official call for presentations will be announced in March 2026. Confirmed speakers will be listed on this page as they are announced.

Confirmed speakers

Luca Calatroni
Marco Donatelli
Nicolas Gillis
Geovani Nunes Grapiglia
Alena Kopanicakova
Rolf Krause
Jean-Michel Muller
Jean-Christophe Pesquet
Margherita Porcelli
Clement Royer
Emmanuel Soubies
Silvia Villa

Practical Information

Location: ENS Lyon, site Monod, 46 allée d'Italie, France
Detailed venue information will be announced soon.

For inquiries regarding participation or speaking opportunities, please contact:

Elisa Riccietti
elisa.riccietti@ens-lyon.fr

Habilitation Defense

On September 28th, 2026, Elisa Riccietti will defend her Habilitation à Diriger des Recherches (HDR) in Lyon.

Defense Committee

Jérôme Bolte
Coralia Cartis
Nicolas Gillis
Rolf Krause
Jean-Michel Muller
Jean-Christophe Pesquet
Silvia Villa

The habilitation defense is open to the public.