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Analogue Difference Balanced Function and Its Applications

Zhang Wenying,Li Shiqu

Strategic Study of CAE 2004, Volume 6, Issue 3, Pages 45-52

Abstract:

This paper presents the concept of analogous difference of Boolean function, and call the Booleanfunction an analogue difference balanced function if whose analogous difference is balanced at any nonzeroof analogue bent functions, the paper proposes an efficient and sufficient condition for a logical functiondefined on 〓 to be perfect nonlinear, and get all perfect nonlinear functions defined on 〓.

Keywords： Bent function perfect nonlinear function 2-radical expansion analogue difference analogue auto-correlationfunction analogue difference balanced function

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The study of hybrid model identification, computation analysis and fault location for nonlinear dynamic

XIE Hong, HE Yi-gang, ZENG Guan-da

Frontiers of Mechanical Engineering 2006, Volume 1, Issue 2, Pages 233-237 doi: 10.1007/s11465-006-0003-5

Abstract: This paper presents the hybrid model identification for a class of nonlinear circuits and systems viaa combination of the block-pulse function transform with the Volterra series.formulas are derived for calculating the hybrid model and computing the Volterra series solution of nonlinearResults show that the method has high accuracy and efficiency for fault location of nonlinear dynamic

Keywords： block-pulse function nonlinear multiple diagnosis combination

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Nonlinear analysis of pre-tensioned glass wall facade by stability function with initial imperfection

Siu-Lai CHAN, Yaopeng LIU, Andy LEE,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 3, Pages 376-382 doi: 10.1007/s11709-010-0086-2

Abstract: The stability function with initial curvature is used in place of the cubic function, which is only accurate

Keywords： tension system glass wall nonlinear analysis pre-tensioning second-order analysis

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The Method of Calculating the Value of Perfect Information Based on the Influence Diagram

Liu Yanqiong,Chen Yingwu

Strategic Study of CAE 2006, Volume 8, Issue 8, Pages 45-49

Abstract:

The problem of calculating the value of perfect information based on the decision tree is analyzedThen, the article presents that the value of perfect information could be described by the informationLast, how to calculate the value of perfect information based on the influence diagram is analyzed systematically

Keywords： value of perfect information influence diagram Howard canonical form

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Hierarchical fractal structure of perfect single-layer graphene

T. Zhang, K. Ding

Frontiers of Mechanical Engineering 2013, Volume 8, Issue 4, Pages 371-382 doi: 10.1007/s11465-013-0279-1

Abstract:

The atomic lattice structure of perfect single-layer graphene that can actually be regarded as a kind

Keywords： hierarchical fractal structure fractal dimension the fifth space-filling curve multi-fractal structure

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Pulse Transiently Chaotic Neural Network for Nonlinear Constrained Optimization

Li Ying,Cao Hongzhao,Hu Yunchang,Shang Xiuming

Strategic Study of CAE 2004, Volume 6, Issue 5, Pages 45-48

Abstract: including the part optima and the global with its abundance dynamical characteristic, when is used in nonlinearThe optimization problem is first unconstrained by virtue of non-differentiable exact penalty function

Keywords： PTCNN penalty function nonlinear constrained optimization

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On the Core Essence of Engineering Management Theory

Ji-shan He

Frontiers of Engineering Management 2014, Volume 1, Issue 3, Pages 260-269 doi: 10.15302/J-FEM-2014035

Abstract: preliminarily sums up the core essence of the engineering management theory in China as: “establishing a perfect

Keywords： engineering management theoretical system people-oriented concept perfect harmony between human and nature

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Outliers detection algorithm based on nonlinear data transformation

Xu Xuesong,Zhang Xu,Song Dongming,Zhang Hong,Liu Fnegyu

Strategic Study of CAE 2008, Volume 10, Issue 9, Pages 74-78

Abstract: disadvantages of the classical outlier mining algorithm in the paper.In this paper, we can transform nonlinearlarge-scale data into linear data in the feature space,and introduce a nonlinear data transformationthat the algorithm is not only used to detect linear separable outlier data,but also used to detect nonlinear

Keywords： dimension reduction kernel function principal component outliers

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New nonlinear stiffness actuator with predefined torque‒deflection profile

Frontiers of Mechanical Engineering 2023, Volume 18, Issue 1, doi: 10.1007/s11465-022-0721-3

Abstract: A nonlinear stiffness actuator (NSA) could achieve high torque/force resolution in low stiffness range

Keywords： compliant actuator nonlinear stiffness actuator nonlinear spring predefined torque−deflection profile

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Mean wind load induced incompatibility in nonlinear aeroelastic simulations of bridge spans

Zhitian ZHANG

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 3, Pages 605-617 doi: 10.1007/s11709-018-0499-x

Abstract: In this paper, two aeroelastic models are presented and discussed, one of indicial-function-denoted (IF-denoted) and another of rational-function-denoted (RF-denoted).

Keywords： bridge aerodynamics nonlinear aeroelastic model Pseudo-steady mean wind loads

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General expression for linear and nonlinear time series models

Ren HUANG, Feiyun XU, Ruwen CHEN

Frontiers of Mechanical Engineering 2009, Volume 4, Issue 1, Pages 15-24 doi: 10.1007/s11465-009-0015-z

Abstract: However, some nonlinear factors are within the practical system; thus, it is difficult to fit the modelThis paper proposes a general expression for linear and nonlinear auto-regressive time series modelsexperiments show that the GNAR model can accurately approximate to the dynamic characteristics of the most nonlinear

Keywords： linear and nonlinear autoregressive model system identification time series analysis

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Evaluation of transmissibility for a class of nonlinear passive vibration isolators

Z. K. PENG, Z. Q. LANG, G. MENG

Frontiers of Mechanical Engineering 2012, Volume 7, Issue 4, Pages 401-409 doi: 10.1007/s11465-012-0349-9

Abstract: concept of Output Frequency Response Functions (OFRFs) is applied to represent the transmissibility of nonlinearcharacteristic parameters is derived for a wide class of nonlinear isolators that have nonlinear anti-symmetricdamping characteristics and a comprehensive pattern about how the nonlinear damping characteristic parametersThese conclusions are of significant importance in the analysis and design of the nonlinear vibrationisolators with nonlinear anti-symmetric damping.

Keywords： nonlinear vibration volterra series Output Frequency Response Functions (OFRFs) nonlinear damping vibration

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Numerical analysis of nonlinear dynamic behavior of earth dams

Babak EBRAHIMIAN

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 1, Pages 24-40 doi: 10.1007/s11709-010-0082-6

Abstract: The numerical investigation employs a fully nonlinear dynamic finite difference analysis incorporating

Keywords： earth dam numerical nonlinear response dynamic analysis earthquake dam height

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Velocity gradient elasticity for nonlinear vibration of carbon nanotube resonators

Hamid M. SEDIGHI, Hassen M. OUAKAD

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 6, Pages 1520-1530 doi: 10.1007/s11709-020-0672-x

Abstract: this study, for the first time, we investigate the nonlocality superimposed to the size effects on the nonlineara reduced-order model based on the differential quadrature method (DQM) to discretize the governing nonlinearequation of motion and acquire a discretized-parameter nonlinear model of the system.The structural nonlinear behavior of the system assuming both strain and velocity gradient theories is

Keywords： velocity gradient elasticity theory nanotube resonators differential-quadrature method nonlinear vibration

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Lung function and air pollution exposure in adults with asthma in Beijing: a 2-year longitudinal panel

Frontiers of Medicine 2022, Volume 16, Issue 4, Pages 574-583 doi: 10.1007/s11684-021-0882-1

Abstract: The effect of air pollution on the lung function of adults with asthma remains unclear to date.The participants were divided into three groups according to their lung function level at every visitA linear mixed-effect model was applied to predict the change in lung function with each unit changeExposure to CO and PM_2.5 was negatively associated with the large airway function of adultsPatients with asthma react differently to air pollutants as evidenced by their lung function levels.

Keywords： lung function asthma air pollution adult