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Mario Ohlberger
Reduced-Order Surrogate Models for PDE-Constrained Optimization and Inverse Problems
Mario Ohlberger
Reduced-Order Surrogate Models for PDE-Constrained Optimization and Inverse Problems
Symposium
Event
Documents and Media Download support Abstract Traditionally, model order reduction for parameterized systems relies on a so-called offline phase, in which reduced approximation spaces are constructed and the reduced parameterized system is built, followed …
16:45 to 17:30
Inheriting the future (2026)
Sustainable Common Future
Inheriting the future (2026)
Sustainable Common Future
Special events
Series
Introduction Inheriting the future: Second Edition As part of its commitment to Avenir Commun Durable, the Collège de France is hosting a series of roundtable discussions bringing together leading figures from academia, business, civil society, and …
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Event
Documents and Media Download the support material Abstract In this presentation, we will discuss recent advances in hybrid twins and their synergies with artificial intelligence informed by biases ranging from physics and geometry to resilience. Examples …
16:00 to 16:45
Event
Documents and Media Download the support material Abstract The simulation and optimization of complex technical systems often require models that are both sufficiently accurate and computationally efficient. In engineering practice, this balance is …
14:45 to 15:30
Event
Documents and Media Download the support material Abstract Recent advances in nonlinear model reduction indicate that overcoming linear Kolmogorov limitations requires principled combinations of projection-based approximation and data-driven modeling [3]. …
14:00 to 14:45
Event
Abstract This talk addresses numerical methods for gradient flows in Hilbert spaces based on neural network approximations. The central idea is to represent the solution on a neural network manifold and evolve its parameters over time. At first glance, …
11:45 to 12:30
Angelo Iollo
Collocated Reduced-Order Models for High-Order Schemes: Analysis and Application
Angelo Iollo
Collocated Reduced-Order Models for High-Order Schemes: Analysis and Application
Symposium
Event
Documents and Media Download the support material Abstract In this talk, I will present Collocated Model Order Reduction (cMOR), a novel hyper-reduction framework specifically designed for high-order discretizations. The method evaluates the governing …
11:00 to 11:45
Event
Abstract After an initial infection, the risk of reinfection by the same infectious agent is often altered. The immunity conferred may be complete or partial, permanent or temporary; it may protect against reinfection or only against the onset of …
11:00 to 12:00
Event
Documents and Media Download the support material Abstract In this talk, we present a reduced-basis method for computing the lowest eigenvalue(s) of a parameterized family of eigenvalue problems motivated by—but not limited to—many-body quantum problems. …
09:45 to 10:30
Virginie Galland Ehrlacher
Neural Network Approximations of Solutions to Schrödinger Equations
Virginie Galland Ehrlacher
Neural Network Approximations of Solutions to Schrödinger Equations
Symposium
Event
Documents and Media Download the support material Abstract Solving eigenvalue problems for high-dimensional Schrödinger operators is a central challenge in numerical analysis, with applications ranging from quantum mechanics to the approximation of …
09:00 to 09:45
Event
Abstract Deciding on the scope and level of detail of what is described by the data is an initial choice that determines the processing capabilities the DBMS will be able to offer. The relational model was established on three conceptual pillars: a …
10:00 to 11:00
Event
15:00 to 16:30
Event
17:30 to 18:30