[Dottorcomp] Seminari di Matematica Applicata, 17/03/2026, Laura Rinaldi - correzione orario

[Lorenzo Tamellini]

Buongiorno,

l'orario nell'avviso appena inviato (vedi anche mail qui sotto) è
sbagliato. Il seminario è programmato ***alle ore 14***  di martedì 17
Marzo 2026, presso la sala conferenze di IMATI

Mi scuso per l'errore.

Un saluto,
Lorenzo Tamellini

Il giorno gio 12 mar 2026 alle ore 14:54 Lorenzo Tamellini <
tamellini a imati.cnr.it> ha scritto:

> Seminari di Matematica Applicata - Dipartimento di Matematica
> "F. Casorati" e Istituto CNR-IMATI "E. Magenes" di Pavia.
>
> Martedì 17 Marzo 2026, alle ore 15 precise, presso la sala conferenze di
> IMATI
>
> *Laura Rinaldi, CNR-IMATI Pavia*
>
> terrà il seguente seminario
>
> *Titolo: *The role of surrogate models in applied problems: bread
> leavening and fluid dynamics
>
> *Abstract:* The demand for efficient surrogate models has become central
> to addressing complex problems across scientific and technological domains,
> including inverse problems, data assimilation, and real‑time monitoring. In
> this seminar, I will discuss the role of surrogate models in different
> applied contexts, focusing in particular on *Variationally Mimetic
> Operator Networks* (VarMiON) for predicting the solutions of PDEs
> governing each case study. This approach leverages the underlying
> physical–mathematical model—specifically its weak space‑time formulation—to
> define the network architecture and thus construct physics‑informed
> surrogates.
>
> The first application concerns the development of a digital twin for bread
> leavening. A digital twin is an integrated multiphysics simulation that
> mirrors the evolution of a real system. Incorporating a surrogate model
> enables real‑time monitoring and interaction with the physical process
> through indirect measurements.
>
> The second case study addresses surrogate modeling in fluid dynamics. I
> will illustrate the surrogate's performance in predicting solutions to the
> Navier–Stokes equations at low Reynolds numbers, considering paradigmatic
> configurations such as cavity flow, flow past a cylinder, and contraction
> flow.
>
> Finally, I will conclude by outlining my future work during my stay at
> CNR-IMATI, particularly the use of surrogate models in cancer‑on‑chip
> systems, where the underlying dynamic is governed by Keller–Segel–type
> equations.
>