arrow
返回

Coupling-informed operator inference: Structure-preserving reduced-order modeling for multi-physics equations

delete2026-06-18
delete0
PRE
AI
T
Tengfei Zhang
W
Wei Xiao
S
Sicheng Wang
J
Jianhua Zu
X
Xiaojing Liu *
DOI:10.1016/j.jcp.2026.115145delete
delete原文链接
delete原文求助
delete分享
delete收藏
摘要

摘要

En 中文
• 提出耦合信息感知算子推理方法,将控制方程的结构/稀疏性嵌入约束条件中构建结构保持的多物理场降阶模型。• 对每个物理场实施多基POD,以显式地从控制方程构造场间相互作用。• 采用掩码来约束回归到非零项,并引入主导分量截断以降低复杂度。• 在三个具有非线性及时变参数特征的多物理场基准测试中,展示了相较于传统算子推理方法显著提高的精度和鲁棒性。
Keyword:
Coupling-informed operator inference
Structure-preserving reduced-order model
Physics-informed learning
Multi-physics dynamical system

期刊

Journal of Computational Physics 封面图
Journal of Computational Physics
IF:
3.8
论文数:
1.6W
被引数:
7.4W

机构

S
shanghai jiao tong university
学者数:
15.7W
论文数: 11.7W
被引数: 159
引用论文

引用论文

err分享
err收藏
Lift & Learn: Physics-informed machine learning for large-scale nonlinear dynamical systems
err2020-05-01
err0
errOAAI
errElizabeth Qian; Boris Kramer; Benjamin Peherstorfer; Karen Willcox
err分享
err收藏
Doppler broadening of neutron elastic scattering kernel in Tripoli-4®
err2013-04-01
err0
PREAI
errAndrea Zoia; Emeric Brun; Cédric Jouanne; Fausto Malvagi
err分享
err收藏
Constructing a probability digital twin for reactor core with Bayesian network and reduced-order model
err2023-12-01
err0
PREAI
errWenhuai Li; Jiejin Cai; Haoliang Lu; Junling Wang; Li Cai; Zhihong Tang; Jinggang Li; Chao Wang
err分享
err收藏
学者 查看更多内容