Learning nonlinear reduced models from data with operator inference
B Kramer, B Peherstorfer… - Annual Review of Fluid …, 2024 - annualreviews.org
This review discusses Operator Inference, a nonintrusive reduced modeling approach that
incorporates physical governing equations by defining a structured polynomial form for the …
incorporates physical governing equations by defining a structured polynomial form for the …
Lagrangian ocean analysis: Fundamentals and practices
Lagrangian analysis is a powerful way to analyse the output of ocean circulation models and
other ocean velocity data such as from altimetry. In the Lagrangian approach, large sets of …
other ocean velocity data such as from altimetry. In the Lagrangian approach, large sets of …
Theory of trotter error with commutator scaling
The Lie-Trotter formula, together with its higher-order generalizations, provides a direct
approach to decomposing the exponential of a sum of operators. Despite significant effort …
approach to decomposing the exponential of a sum of operators. Despite significant effort …
The BrainScaleS-2 accelerated neuromorphic system with hybrid plasticity
Since the beginning of information processing by electronic components, the nervous
system has served as a metaphor for the organization of computational primitives. Brain …
system has served as a metaphor for the organization of computational primitives. Brain …
Solver-in-the-loop: Learning from differentiable physics to interact with iterative pde-solvers
Finding accurate solutions to partial differential equations (PDEs) is a crucial task in all
scientific and engineering disciplines. It has recently been shown that machine learning …
scientific and engineering disciplines. It has recently been shown that machine learning …
[HTML][HTML] Octopus, a computational framework for exploring light-driven phenomena and quantum dynamics in extended and finite systems
N Tancogne-Dejean, MJT Oliveira… - The Journal of …, 2020 - pubs.aip.org
Over the last few years, extraordinary advances in experimental and theoretical tools have
allowed us to monitor and control matter at short time and atomic scales with a high degree …
allowed us to monitor and control matter at short time and atomic scales with a high degree …
On the origin of implicit regularization in stochastic gradient descent
For infinitesimal learning rates, stochastic gradient descent (SGD) follows the path of
gradient flow on the full batch loss function. However moderately large learning rates can …
gradient flow on the full batch loss function. However moderately large learning rates can …
Crocoddyl: An efficient and versatile framework for multi-contact optimal control
We introduce Crocoddyl (Contact RObot COntrol by Differential DYnamic Library), an open-
source framework tailored for efficient multi-contact optimal control. Crocoddyl efficiently …
source framework tailored for efficient multi-contact optimal control. Crocoddyl efficiently …
Symplectic recurrent neural networks
We propose Symplectic Recurrent Neural Networks (SRNNs) as learning algorithms that
capture the dynamics of physical systems from observed trajectories. An SRNN models the …
capture the dynamics of physical systems from observed trajectories. An SRNN models the …
Riemannian flow matching on general geometries
We propose Riemannian Flow Matching (RFM), a simple yet powerful framework for training
continuous normalizing flows on manifolds. Existing methods for generative modeling on …
continuous normalizing flows on manifolds. Existing methods for generative modeling on …