Variational data assimilation for transient blood flow simulations: Cerebral aneurysms as an illustrative example
Several cardiovascular diseases are caused from localised abnormal blood flow such as in
the case of stenosis or aneurysms. Prevailing theories propose that the development is …
the case of stenosis or aneurysms. Prevailing theories propose that the development is …
Boundary control in computational haemodynamics
TS Koltukluoğlu, PJ Blanco - Journal of Fluid Mechanics, 2018 - cambridge.org
In this work, a data assimilation method is proposed following an optimise-then-discretise
approach, and is applied in the context of computational haemodynamics. The methodology …
approach, and is applied in the context of computational haemodynamics. The methodology …
[PDF][PDF] Multigoal-oriented a posteriori error control for heated material processing using a generalized Boussinesq model
S Beuchler, B Endtmayer… - Comptes …, 2023 - comptes-rendus.academie-sciences …
In this work, we develop a posteriori error control for a generalized Boussinesq model in
which thermal conductivity and viscosity are temperature-dependent. Therein, the stationary …
which thermal conductivity and viscosity are temperature-dependent. Therein, the stationary …
A velocity tracking approach for the data assimilation problem in blood flow simulations
Several advances have been made in data assimilation techniques applied to blood flow
modeling. Typically, idealized boundary conditions, only verified in straight parts of the …
modeling. Typically, idealized boundary conditions, only verified in straight parts of the …
A data assimilation approach for non-Newtonian blood flow simulations in 3D geometries
Blood flow simulations can play an important role in medical training and diagnostic
predictions associated to several pathologies of the cardiovascular system. The main …
predictions associated to several pathologies of the cardiovascular system. The main …
Fourier spectral dynamic data assimilation: interlacing CFD with 4D flow MRI
TS Koltukluoğlu - Medical Image Computing and Computer Assisted …, 2019 - Springer
Most data assimilation studies, incorporating observations into computational blood flow
simulations, have approached the problem exploiting the traditional mathematical …
simulations, have approached the problem exploiting the traditional mathematical …
A saddle point approach to an optimal boundary control problem for steady Navier-Stokes equations
In this paper we propose a saddle point approach to solve boundary control problems for the
steady Navier-Stokes equations with mixed Dirichlet-Neumann boundary conditions, both in …
steady Navier-Stokes equations with mixed Dirichlet-Neumann boundary conditions, both in …
An optimal boundary control problem related to the time dependent Navier-Stokes equations
In this work, we study a boundary control problem for the evolutionary Navier-Stokes
equations, under mixed boundary conditions, in two dimensions. The cost functional here …
equations, under mixed boundary conditions, in two dimensions. The cost functional here …
Optimal Boundary Control Problem for the Stokes Equation in Cardiovascular Applications
I Marín-Gayte - 2024 - preprints.org
In this work, we study a boundary control problem for the evolutionary Stokes equations,
under mixed boundary conditions, in two and three dimensions. The Stokes equation is a …
under mixed boundary conditions, in two and three dimensions. The Stokes equation is a …
[PDF][PDF] Comptes Rendus Mécanique
In this work, we develop a posteriori error control for a generalized Boussinesq model in
which thermal conductivity and viscosity are temperature-dependent. Therein, the stationary …
which thermal conductivity and viscosity are temperature-dependent. Therein, the stationary …