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Time-variant uncertainty modeling with limited samples: Interval process model dimension reduction construction method

delete2025-12-16
delete0
PRE
AI
Y
Yuxiang Yang
F
Feng Wu *
X
Xindi Wei
W
Weipeng Hu
C
Chen Li
S
Shizhong Liang
DOI：10.1016/j.engstruct.2025.121932delete
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摘要

摘要

En 中文
• 研究了基于有限样本的时间变异性不确定性模型的构建方法。 • 所提出的方法通过基于最小半径的椭球体来描述所有样本的外包络不确定性。 • 通过奇异值分解（SVD）降低样本维度，以高效构建基于有限样本的不确定性模型。 • 利用样本信息提升了所提模型的构建效率。 • 通过系统的数值研究验证了所提方法的有效性和准确性。

期刊

Engineering Structures 封面图
Engineering Structures
IF:
6.4
论文数:
2.1W
被引数:
8.7W

机构

D
Dalian University of Technology
学者数:
6.0W
论文数: 4.4W
被引数: 5.5W
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