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6篇 您的检索式:作者名="X.Sheldon"
    题名 作者 年代 出处 被引量
1《黄帝内经》阴阳二十五人分型的数学建模显示文摘目的 :应用数学建模的方法探索《黄帝内经》阴阳二十五人分型的相应关系。方法 :根据《黄帝内经》理论对阴阳 (X1)、五行 (X2 )、五音 (X3 )和阴阳二十五人健康状态 (Y)进行量化 ,通过SAS循环程序进行数据模拟 ,建立多元回归模型。结果 :多元线性回归方程为Y =745 2 .2 4162 + 62 5X1+ 2 5X2 + 0 .0 983 2X3 。结论 :方程揭示了阴阳、五行和五音与阴阳二十五人健康状态的理论关系 ,为进一步求证阴阳、五行。高也陶 施鹏 X.Sheldon Lin 2004医学与哲学2004,25,12:10
2The moments of the time of ruin, the surplus before ruin, and the deficit at ruin显示文摘X.Sheldon Lin Gordon E. Willmot 2000Insurance Mathematics and Economics2000,,1:2
3Conditional Residual Lifetimes of(n−k+1)-out-of-n Systems with Mixed Erlang Components显示文摘We consider an(n−k+1)-out-of-n system with component lifetimes being correlated.The main objective of this paper is to study the conditional residual lifetime of an(n−k+1)-out-of-n system,given that at a fixed time a certain number of components have failed,assuming that the component lifetimes follow a multivariate Erlang mixture.Comparison studies of the stochastic ordering of the(n−k+1)-out-ofn system are presented.Several examples are presented to illustrate and confirm our results.Wenyong Gui Rongtan Huang Jianhua Lin X.Sheldon Lin 2017Journal of Mathematical Study2017,50,1:1
4Analysis of a defective renewal equation arising in ruin theory显示文摘X.Sheldon Lin Gordon E. Willmot 1999Insurance Mathematics and Economics1999,,1:1
5Preface:Simulation of Fluid-Structure Interaction Problems显示文摘In recent years,there has been a major surge of interest in the development of simulation techniques and strategies for fluid-structure interaction(FSI)problems,mainly driven by a large spectrum of applications in physiology,medical sciences,material sciences,manufacturing processes,and many other engineering disciplines.Zhilin Li X.Sheldon Wang Lucy T.Zhang 2019Computer Modeling in Engineering & Sciences2019,,4:0
6Model Studies of Fluid-Structure Interaction Problems显示文摘In this work,we employ fluid-structure interaction(FSI)systems with immersed flexible structures with or without free surfaces to explore both Singular Value Decomposition(SVD)-based model reduction methods and mode superposition methods.For acoustoelastic FSI systems,we adopt a three-field mixed finite element formulation with displacement,pressure,and vorticity moment unknowns to effectively enforce the irrotationality constraint.We also propose in this paper a new Inf-Sup test based on the lowest non-zero singular value of the coupling matrix for the selection of reliable sets of finite element discretizations for displacement and pressure as well as vorticity moment.Our numerical examples demonstrate that mixed finite element formulations can be effectively used to predict resonance frequencies of fully coupled FSI systems within different ranges of respective physical motions,namely,acoustic,structural,and slosh motions,without the contamination of spurious(non-physical)modes with nonzero frequencies.Our numerical results also confirm that SVD-based model reduction methods can be effectively used to reconstruct from a few snapshots of transient solutions the dominant principal components with moderate level of signal to noise ratio,which may eventually open doors for simulation of long-term behaviors of both linear and nonlinear FSI systems.X.Sheldon Wang Ye Yang Tao Wu 2019Computer Modeling in Engineering & Sciences2019,,4:0
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