Search Results for author: Anthony Frion

Found 4 papers, 3 papers with code

Koopman Ensembles for Probabilistic Time Series Forecasting

1 code implementation11 Mar 2024 Anthony Frion, Lucas Drumetz, Guillaume Tochon, Mauro Dalla Mura, Albdeldjalil Aïssa El Bey

In the context of an increasing popularity of data-driven models to represent dynamical systems, many machine learning-based implementations of the Koopman operator have recently been proposed.

Probabilistic Time Series Forecasting Time Series +1

Neural Koopman prior for data assimilation

1 code implementation11 Sep 2023 Anthony Frion, Lucas Drumetz, Mauro Dalla Mura, Guillaume Tochon, Abdeldjalil Aïssa El Bey

With the increasing availability of large scale datasets, computational power and tools like automatic differentiation and expressive neural network architectures, sequential data are now often treated in a data-driven way, with a dynamical model trained from the observation data.

Self-Supervised Learning Time Series

Learning Sentinel-2 reflectance dynamics for data-driven assimilation and forecasting

1 code implementation5 May 2023 Anthony Frion, Lucas Drumetz, Guillaume Tochon, Mauro Dalla Mura, Abdeldjalil Aïssa El Bey

Over the last few years, massive amounts of satellite multispectral and hyperspectral images covering the Earth's surface have been made publicly available for scientific purpose, for example through the European Copernicus project.

Self-Supervised Learning Time Series

Leveraging Neural Koopman Operators to Learn Continuous Representations of Dynamical Systems from Scarce Data

no code implementations13 Mar 2023 Anthony Frion, Lucas Drumetz, Mauro Dalla Mura, Guillaume Tochon, Abdeldjalil Aissa El Bey

Over the last few years, several works have proposed deep learning architectures to learn dynamical systems from observation data with no or little knowledge of the underlying physics.

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