Results 21 to 30 of about 14,700,185 (245)

A Comparison of Data‐Driven Approaches to Build Low‐Dimensional Ocean Models

open access: yesJournal of Advances in Modeling Earth Systems, 2021
We present a comprehensive inter‐comparison of linear regression (LR), stochastic, and deep‐learning approaches for reduced‐order statistical emulation of ocean circulation.
Niraj Agarwal   +4 more
doaj   +1 more source

Neural Network-Based Model Reduction of Hydrodynamics Forces on an Airfoil

open access: yesFluids, 2021
In this paper, an artificial neural network (ANN)-based reduced order model (ROM) is developed for the hydrodynamics forces on an airfoil immersed in the flow field at different angles of attack.
Hamayun Farooq   +3 more
doaj   +1 more source

Reduced-Order Modeling of Gust Responses [PDF]

open access: yesJournal of Aircraft, 2017
This paper describes two approaches to the construction of reduced-order models from computational fluid dynamics to predict the gust response of airfoils and wings.
Wales, Christopher   +2 more
openaire   +2 more sources

Verification of Reduced Order Modeling based Uncertainty/Sensitivity Estimator (ROMUSE)

open access: yesNuclear Engineering and Technology, 2019
This paper presents a number of verification case studies for a recently developed sensitivity/uncertainty code package. The code package, ROMUSE (Reduced Order Modeling based Uncertainty/Sensitivity Estimator) is an effort to provide an analysis tool to
Bassam Khuwaileh   +3 more
doaj   +1 more source

Pressure Stabilization Strategies for a LES Filtering Reduced Order Model

open access: yesFluids, 2021
We present a stabilized POD–Galerkin reduced order method (ROM) for a Leray model. For the implementation of the model, we combine a two-step algorithm called Evolve-Filter (EF) with a computationally efficient finite volume method.
Michele Girfoglio   +2 more
doaj   +1 more source

Predictive and stochastic reduced-order modeling of wind turbine wake dynamics [PDF]

open access: yesWind Energy Science, 2022
This article presents a reduced-order model of the highly turbulent wind turbine wake dynamics. The model is derived using a large eddy simulation (LES) database, which cover a range of different wind speeds. The model consists of several sub-models: (1) 
S. J. Andersen, J. P. Murcia Leon
doaj   +1 more source

Modern methods of mathematical modeling of blood flow using reduced order methods [PDF]

open access: yesКомпьютерные исследования и моделирование, 2018
The study of the physiological and pathophysiological processes in the cardiovascular system is one of the important contemporary issues, which is addressed in many works.
Sergey Sergeevich Simakov
doaj   +1 more source

Reduced Order Modeling for Linearized Representations of Microphysical Process Rates

open access: yes, 2022
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Lamb, Kara   +3 more
core   +1 more source

Reduced order method for finite difference modeling of cardiac propagation

open access: yesCurrent Directions in Biomedical Engineering, 2020
Efficient numerical simulation of cardiac electrophysiology is crucial for studying the electrical properties of the heart tissue. The cardiac bidomain model is the most widely accepted representation of the electrical behaviour of the heart muscle.
Khan Riasat   +2 more
doaj   +1 more source

Reduced order modeling of non-linear monopile dynamics via an AE-LSTM scheme

open access: yesFrontiers in Energy Research, 2023
Non-linear analysis is of increasing importance in wind energy engineering as a result of their exposure in extreme conditions and the ever-increasing size and slenderness of wind turbines.
Thomas Simpson   +4 more
doaj   +1 more source

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