Physics-informed neural networks for parameter estimation in blood flow models

J Garay, J Dunstan, S Uribe, FS Costabal - Computers in Biology and …, 2024 - Elsevier
Background: Physics-informed neural networks (PINNs) have emerged as a powerful tool for
solving inverse problems, especially in cases where no complete information about the …

On the Bingham flow in a thin Y-like shaped structure

R Bunoiu, A Gaudiello - Journal of Mathematical Fluid Mechanics, 2022 - Springer
We consider the steady Bingham flow in a two-dimensional thin Y-like shaped structure, with
no-slip boundary conditions and under the action of given external forces. After passage to …

[HTML][HTML] ADI scheme for partially dimension reduced heat conduction models

R Čiegis, G Panasenko, K Pileckas… - Computers & Mathematics …, 2020 - Elsevier
The ADI type finite volume scheme is constructed to solve the non-classical heat conduction
equation. The original 3D model in a tube is reduced to a hybrid dimension model in a large …

Time periodic Navier–Stokes equations in a thin tube structure

R Juodagalvytė, G Panasenko, K Pileckas - Boundary Value Problems, 2020 - Springer
Abstract The time periodic Navier–Stokes equations are considered in the three-
dimensional and two-dimensional settings with Dirichlet boundary conditions in thin tube …

Finite volume ADI scheme for hybrid dimension heat conduction problems set in a cross-shaped domain

V Šumskas, R Čiegis - Lithuanian Mathematical Journal, 2022 - Springer
In this paper, we construct an alternating direction implicit (ADI) type finite volume numerical
scheme to solve a nonclassical nonstationary heat conduction problem set in a 2D cross …

Reconstruction of the pressure in the method of asymptotic partial decomposition for the flows in tube structures

C Bertoglio, D Nolte, G Panasenko, K Pileckas - SIAM Journal on Applied …, 2021 - SIAM
The method of asymptotic partial decomposition of a domain (MAPDD) proposed and
justified earlier for thin domains (rod structures, tube structures consisting of a set of thin …

Bibliographical Remarks

G Panasenko, K Pileckas - Multiscale Analysis of Viscous Flows in Thin …, 2024 - Springer
In this chapter we briefly describe the state of the art of the works on partial differential
equations set in thin domains. Such domains depend on the small parameter ε, which is the …

Multiscale Modeling of Viscous Flows in Domains of Complex Geometry

R Juodagalvytė - 2022 - theses.hal.science
The dissertation is dedicated to the simplified theoretical models for fluid flow in the network
of thin cylinders. The time-periodic Stokes system was considered in an unbounded domain …

Modelo hidrodinámico de la marea roja en la Bahía Quellón

RA Zelada Mancini - 2020 - repositorio.uchile.cl
El fenómeno de las mareas rojas ha afectado en las últimas décadas las costas del sur de
Chile, la región de los Lagos, la región de Aysén y la de Magallanes. En particular Chiloé se …

Hemodynamic analysis based on biofluid models and MRI velocity measurements

DJ Nolte - 2019 - repositorio.uchile.cl
For the diagnosis, treatment planning and post-surgical monitoring of cardiovascular
disease (CVD), hemodynamic markers have proven to be of great utility. However, non …