Integrating machine learning and multiscale modeling—perspectives, challenges, and opportunities in the biological, biomedical, and behavioral sciences

M Alber, A Buganza Tepole, WR Cannon, S De… - NPJ digital …, 2019‏ - nature.com
Fueled by breakthrough technology developments, the biological, biomedical, and
behavioral sciences are now collecting more data than ever before. There is a critical need …

An audit of uncertainty in multi-scale cardiac electrophysiology models

RH Clayton, Y Aboelkassem… - … of the Royal …, 2020‏ - royalsocietypublishing.org
Models of electrical activation and recovery in cardiac cells and tissue have become
valuable research tools, and are beginning to be used in safety-critical applications …

[HTML][HTML] A machine learning method for real-time numerical simulations of cardiac electromechanics

F Regazzoni, M Salvador, L Dede… - Computer methods in …, 2022‏ - Elsevier
We propose a machine learning-based method to build a system of differential equations
that approximates the dynamics of 3D electromechanical models for the human heart …

Deep learning-based reduced order models in cardiac electrophysiology

S Fresca, A Manzoni, L Dedè, A Quarteroni - PloS one, 2020‏ - journals.plos.org
Predicting the electrical behavior of the heart, from the cellular scale to the tissue level, relies
on the numerical approximation of coupled nonlinear dynamical systems. These systems …

Multiscale modeling of lung mechanics: from alveolar microstructure to pulmonary function

DE Hurtado, N Avilés-Rojas, F Concha - … of the Mechanics and Physics of …, 2023‏ - Elsevier
The mechanical behavior of the lungs has long been associated with the structural
properties of alveoli in pulmonary medicine. However, this structure-function relationship …

[HTML][HTML] Sensitivity analysis of a strongly-coupled human-based electromechanical cardiac model: Effect of mechanical parameters on physiologically relevant …

F Levrero-Florencio, F Margara, E Zacur… - Computer methods in …, 2020‏ - Elsevier
The human heart beats as a result of multiscale nonlinear dynamics coupling subcellular to
whole organ processes, achieving electrophysiologically-driven mechanical contraction …

Multi-fidelity classification using Gaussian processes: accelerating the prediction of large-scale computational models

FS Costabal, P Perdikaris, E Kuhl… - Computer Methods in …, 2019‏ - Elsevier
Abstract Machine learning techniques typically rely on large datasets to create accurate
classifiers. However, there are situations when data is scarce and expensive to acquire. This …

Uncertainty quantification and sensitivity analysis of left ventricular function during the full cardiac cycle

JO Campos, J Sundnes… - … Transactions of the …, 2020‏ - royalsocietypublishing.org
Patient-specific computer simulations can be a powerful tool in clinical applications, hel**
in diagnostics and the development of new treatments. However, its practical use depends …

Numerical approximation of parametrized problems in cardiac electrophysiology by a local reduced basis method

S Pagani, A Manzoni, A Quarteroni - Computer Methods in Applied …, 2018‏ - Elsevier
The efficient solution of coupled PDEs/ODEs problems arising in cardiac electrophysiology
is of key importance whenever interested to study the electrical behavior of the tissue for …

Enabling forward uncertainty quantification and sensitivity analysis in cardiac electrophysiology by reduced order modeling and machine learning

S Pagani, A Manzoni - International Journal for Numerical …, 2021‏ - Wiley Online Library
We present a new, computationally efficient framework to perform forward uncertainty
quantification (UQ) in cardiac electrophysiology. We consider the monodomain model to …