New trends on the systems approach to modeling SARS-CoV-2 pandemics in a globally connected planet

G Bertaglia, A Bondesan, D Burini, R Eftimie… - arxiv preprint arxiv …, 2024 - arxiv.org
This paper presents a critical analysis of the literature and perspective research ideas for
modeling the epidemics caused by the SARS-CoV-2 virus. It goes beyond deterministic …

Bi-fidelity stochastic collocation methods for epidemic transport models with uncertainties

G Bertaglia, L Liu, L Pareschi, X Zhu - arxiv preprint arxiv:2110.14579, 2021 - arxiv.org
Uncertainty in data is certainly one of the main problems in epidemiology, as shown by the
recent COVID-19 pandemic. The need for efficient methods capable of quantifying …

Micro-macro stochastic Galerkin methods for nonlinear Fokker–Planck equations with random inputs

G Dimarco, L Pareschi, M Zanella - Multiscale Modeling & Simulation, 2024 - SIAM
Nonlinear Fokker–Planck equations play a major role in modeling large systems of
interacting particles with a proved effectiveness in describing real world phenomena ranging …

[HTML][HTML] Multifidelity Monte Carlo estimation for efficient uncertainty quantification in climate-related modeling

A Gruber, M Gunzburger, L Ju, R Lan… - Geoscientific Model …, 2023 - gmd.copernicus.org
Uncertainties in an output of interest that depends on the solution of a complex system (eg,
of partial differential equations with random inputs) are often, if not nearly ubiquitously …

Multi-fidelity and multi-level Monte Carlo methods for kinetic models of traffic flow

E Iacomini, L Pareschi - arxiv preprint arxiv:2501.15967, 2025 - arxiv.org
In traffic flow modeling, incorporating uncertainty is crucial for accurately capturing the
complexities of real-world scenarios. In this work we focus on kinetic models of traffic flow …

Multifidelity Monte Carlo estimation for efficient uncertainty quantification in climate-related modeling

A Gruber, M Gunzburger, L Ju, R Lan… - EGUsphere, 2022 - egusphere.copernicus.org
Uncertainties in an output of interest that depends on the solution of a complex system (eg,
of partial differential equations with random inputs) are often, if not nearly ubiquitously …

Multigroup-like MC resolution of generalised Polynomial Chaos reduced models of the uncertain linear Boltzmann equation (+ discussion on hybrid intrusive/non …

G Poëtte - Journal of Computational Physics, 2023 - Elsevier
In this paper, we are interested in propagating uncertainties through the linear Boltzmann
equation. Such model is intensively used in neutronics, photonics, socio-economics …