Identification and quantification of multivariate interval uncertainty in finite element models

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• 作者：M. Faes^a ; ^{matthias.faes@kuleuven.be} ; J. Cerneels^a ; D. Vandepitte^b ; ^c ; D. Moens^a
• 关键词：Finite element modelling ; Multivariate uncertainty ; Possibilistic ; Uncertainty quantification ; Interval field
• 刊名：Computer Methods in Applied Mechanics and Engineering
• 出版年：2017
• 出版时间：1 March 2017
• 年：2017
• 卷：315
• 期：Complete
• 页码：896-920
• 全文大小：621 K
• 卷排序：315

文摘

A novel methodology for the identification of multivariate interval uncertainty is proposed. This method is built on the convex hull concept for uncertainty representation. Highly accurate identification of multivariate interval uncertainty and interval fields is obtained following this method.