Enhancing predictive capabilities in data-driven dynamical modeling with automatic differentiation: Koopman and neural ODE approaches

C Ricardo Constante-Amores, AJ Linot… - … Journal of Nonlinear …, 2024 - pubs.aip.org
Data-driven approximations of the Koopman operator are promising for predicting the time
evolution of systems characterized by complex dynamics. Among these methods, the …

Invariance proximity: Closed-form error bounds for finite-dimensional Koopman-based models

M Haseli, J Cortés - arXiv preprint arXiv:2311.13033, 2023 - arxiv.org
A popular way to approximate the Koopman operator's action on a finite-dimensional
subspace of functions is via orthogonal projections. The quality of the projected model …

[PDF][PDF] Efficient Computation of Invariance Proximity: Closed-Form Error Bounds for Finite-Dimensional Koopman-Based Models

M Haselia, J Cortésa - terrano.ucsd.edu
A popular way to approximate the Koopman operator's action on a finite-dimensional
subspace of functions is via orthogonal projections. The quality of the projected model …