Recent developments in theories of inhomogeneous and anisotropic turbulence

JB Marston, SM Tobias - Annual Review of Fluid Mechanics, 2023 - annualreviews.org
Understanding inhomogeneous and anisotropic fluid flows requires mathematical and
computational tools that are tailored to such flows and distinct from methods used to …

[图书][B] Random fields for spatial data modeling

DT Hristopulos - 2020 - Springer
The series aims to: present current and emerging innovations in GIScience; describe new
and robust GIScience methods for use in transdisciplinary problem solving and decision …

The turbulent dynamo

SM Tobias - Journal of fluid mechanics, 2021 - cambridge.org
The generation of a magnetic field in an electrically conducting fluid generally involves the
complicated nonlinear interaction of flow turbulence, rotation and field. This dynamo process …

Rank-adaptive tensor methods for high-dimensional nonlinear PDEs

A Dektor, A Rodgers, D Venturi - Journal of Scientific Computing, 2021 - Springer
We present a new rank-adaptive tensor method to compute the numerical solution of high-
dimensional nonlinear PDEs. The method combines functional tensor train (FTT) series …

Data-driven discovery of coarse-grained equations

J Bakarji, DM Tartakovsky - Journal of Computational Physics, 2021 - Elsevier
Statistical (machine learning) tools for equation discovery require large amounts of data that
are typically computer generated rather than experimentally observed. Multiscale modeling …

Tensor approximation of functional differential equations

A Rodgers, D Venturi - Physical Review E, 2024 - APS
Functional differential equations (FDEs) play a fundamental role in many areas of
mathematical physics, including fluid dynamics (Hopf characteristic functional equation) …

Dynamically orthogonal tensor methods for high-dimensional nonlinear PDEs

A Dektor, D Venturi - Journal of Computational Physics, 2020 - Elsevier
We develop new dynamically orthogonal tensor methods to approximate multivariate
functions and the solution of high-dimensional time-dependent nonlinear partial differential …

[HTML][HTML] Collocation methods for nonlinear differential equations on low-rank manifolds

A Dektor - Linear Algebra and its Applications, 2025 - Elsevier
We introduce new methods for integrating nonlinear differential equations on low-rank
manifolds. These methods rely on interpolatory projections onto the tangent space, enabling …

Adaptive integration of nonlinear evolution equations on tensor manifolds

A Rodgers, A Dektor, D Venturi - Journal of Scientific Computing, 2022 - Springer
We develop new adaptive algorithms for temporal integration of nonlinear evolution
equations on tensor manifolds. These algorithms, which we call step-truncation methods …

Data-driven closures for stochastic dynamical systems

C Brennan, D Venturi - Journal of Computational Physics, 2018 - Elsevier
We develop a new data-driven closure approximation method to compute the statistical
properties of quantities of interest in high-dimensional stochastic dynamical systems. The …