Models and modelling for process limits in metal forming
Modelling of metal forming processes is an essential task of production engineering. Due to
the latest technological developments, a huge variety of models is already available and …
the latest technological developments, a huge variety of models is already available and …
[HTML][HTML] Iterative surrogate model optimization (ISMO): An active learning algorithm for PDE constrained optimization with deep neural networks
We present a novel active learning algorithm, termed as iterative surrogate model
optimization (ISMO), for robust and efficient numerical approximation of PDE constrained …
optimization (ISMO), for robust and efficient numerical approximation of PDE constrained …
Enhancing accuracy of deep learning algorithms by training with low-discrepancy sequences
We propose a supervised deep learning algorithm based on low-discrepancy sequences as
the training set. By a combination of theoretical arguments and extensive numerical …
the training set. By a combination of theoretical arguments and extensive numerical …
Deep-learning prediction and uncertainty quantification for scramjet intake flowfields
Scramjet is a promising propulsion technology that provides efficient and flexible access-to-
space and high-speed point-to-point transportation. Since the design process of scramjet …
space and high-speed point-to-point transportation. Since the design process of scramjet …
[PDF][PDF] 航空发动机不确定性设计体系探讨
郑新前, 王钧莹, 黄维娜, 伏宇… - Acta Aeronautica et …, 2023 - turbo.dae.tsinghua.edu.cn
航空发动机全生命周期过程中存在着大量的随机和认知不确定性因素, 往往带来研发迭代周期长
, 制造合格率低, 使用维护困难等一系列问题. 近年来国内外针对不确定性分析已经开展了一系列 …
, 制造合格率低, 使用维护困难等一系列问题. 近年来国内外针对不确定性分析已经开展了一系列 …
Recent advances in uncertainty quantification methods for engineering problems
In the last few decades, uncertainty quantification (UQ) methods have been used widely to
ensure the robustness of engineering designs. This chapter aims to detail recent advances …
ensure the robustness of engineering designs. This chapter aims to detail recent advances …
A multi-level procedure for enhancing accuracy of machine learning algorithms
We propose a multi-level method to increase the accuracy of machine learning algorithms
for approximating observables in scientific computing, particularly those that arise in systems …
for approximating observables in scientific computing, particularly those that arise in systems …
Statistical inference of the equivalent initial flaw size distribution for an anisotropic material with the dual boundary element method
M Zhuang, L Morse, ZS Khodaei… - International Journal of …, 2022 - Elsevier
A methodology to estimate the fatigue life of an anisotropic structure under uncertainty is
established in this work for the first time, utilizing the statistical inference of the Equivalent …
established in this work for the first time, utilizing the statistical inference of the Equivalent …
A sampling criterion for constrained Bayesian optimization with uncertainties
We consider the problem of chance constrained optimization where it is sought to optimize a
function and satisfy constraints, both of which are affected by uncertainties. The real world …
function and satisfy constraints, both of which are affected by uncertainties. The real world …
Uncertainty quantification of separation control with synthetic jet actuator over a NACA0025 airfoil
S Jiang, J Yu, S Yin, Y Yang, F Chen… - Aerospace Science and …, 2023 - Elsevier
A compressed sensing method based on polynomial chaos expansion (CS-PCE) is used to
study separation control over an airfoil with a synthetic jet actuator (SJA). Uncertainty …
study separation control over an airfoil with a synthetic jet actuator (SJA). Uncertainty …