驾驭不确定性建立对数字孪生的信任.pdf

1、Navigating uncertainty to build trust in digital twinsSeptember 2024September 2024Anirban Chaudhuri Research Associate,The University of Texas at AustinNYSDS 2024Digital twin definitionDigital twin definition2“A Digital Twin is a set of virtual information constructs that mimics the structure,contex

2、t,and behavior of an individual/unique physical asset,is dynamically updated with data from its physical twin throughout its lifecycle and informs decisions that realize value.”-AIAA Institute Position Paper,2020“A digital twin is a set of virtual information constructs that mimics the structure,con

3、text,and behavior of a natural,engineered,or social system(or system-of-systems),is dynamically updated with data from its physical twin,has a predictive capability,and informs decisions that realize value.The bidirectional interaction between the virtual and the physical is central to the digital t

4、win.”-NASEM report,2023National Academies of Sciences,Engineering,and Medicine,2023.Foundational Research Gaps and Future Directions for Digital TwinsDigital twinsDigital twins-figure from“National Academies of Sciences,Engineering,and Medicine,2023.Foundational Research Gaps and Future Directions f

5、or Digital Twins”3Karen Willcox(UT Austin)Tom Yankeelov(CCO,UT Austin)David Hormuth(CCO,UT Austin)Michael Kapteyn(Willcox Research Group,UT Austin)Graham Pash(Willcox Research Group,UT Austin)Ernesto Lima(CCO,UT Austin)Chengyue Wu(MDACC)Guillermo Lorenzo(CCO,UT Austin;University of Pavia,Italy)4Inte

6、rdisciplinary teamInterdisciplinary teamBuilding trust in digital twins Building trust in digital twins is key for safety critical applications5A digital twin should be able to provide interpretable decisions through explainable underlying models with uncertain parameters quantify the effects of mul