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Survey on Extraction Methods of Transition Region

Liu Suolan,Yang Jingyu

Strategic Study of CAE 2007, Volume 9, Issue 9,   Pages 89-96

Abstract:  Two kinds of methods have been introduced: methods based on gradient and methods based on non-gradient

Keywords： transition region     extraction     image segmentation     gradient method     non-gradient method    

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A three-dimensional two-level gradient smoothing meshfree method for rainfall induced landslide simulations

Dongdong WANG, Jiarui WANG, Junchao WU, Junjun DENG, Ming SUN

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 2,   Pages 337-352 doi: 10.1007/s11709-018-0467-5

Abstract: A three-dimensional two-level gradient smoothing meshfree method is presented for rainfall induced landslideIt is shown that due to the successive gradient smoothing operation without the requirement of derivativecomputation in the present formulation, the two-level smoothed gradient of meshfree shape function iscapable of achieving a given influence domain more efficiently than the standard gradient of meshfreeThe effectiveness of the present three-dimensional two-level gradient smoothing meshfree method is demonstrated

Keywords： meshfree method     landslide     rainfall     three-dimensional two-level gradient smoothing     nodal integration    

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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: undertake two models to capture the nanostructure nonlocal size effects: the strain and the velocity gradientWe use a reduced-order model based on the differential quadrature method (DQM) to discretize the governingThe 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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A new method for boring of non-circular holes

ZHANG Kai, HU De-jin

Frontiers of Mechanical Engineering 2006, Volume 1, Issue 4,   Pages 456-460 doi: 10.1007/s11465-006-0058-3

Abstract: mechanism composed of an electromagnetic stator and an electromagnetic rotor has been developed for boring non-circularbetween the control current and the actuation force was established, and the synchronizing control method

Keywords： electromagnetic actuation     control method     displacement     flexible body     revolving electromagnetic    

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prediction and optimization design of sustainable concrete based on squirrel search algorithm-extreme gradient

Frontiers of Structural and Civil Engineering   Pages 1310-1325 doi: 10.1007/s11709-023-0997-3

Abstract: traditional compressive strength test, this study combines five novel metaheuristic algorithms with extreme gradientThe results indicated that the squirrel search algorithm-extreme gradient boosting (SSA-XGB) yielded

Keywords： sustainable concrete     fly ash     slay     extreme gradient boosting technique     squirrel search algorithm    

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Vibration analysis of nano-structure multilayered graphene sheets using modified strain gradient theory

Amir ALLAHBAKHSHI,Masih ALLAHBAKHSHI

Frontiers of Mechanical Engineering 2015, Volume 10, Issue 2,   Pages 187-197 doi: 10.1007/s11465-015-0339-9

Abstract:

In this paper, for the first time, the modified strain gradient theory is used as a new size-dependentAfter obtaining the governing equations based on modified strain gradient theory via principle of minimum

Keywords： graphene     van der Waals (vdW) force     modi- fied strain gradient elasticity theory     size effect parameter    

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A novel method for generating distillation configurations

Hongzhe Hou, Yiqing Luo

Frontiers of Chemical Science and Engineering 2020, Volume 14, Issue 5,   Pages 834-846 doi: 10.1007/s11705-019-1855-7

Abstract: An improved matrix method for generating distillation configurations with ( −1) and less than ( −1) columnsIn contrast with the matrix method developed by Agrawal, the present method removes the intermediateFurthermore, certain configurations that cannot be generated directly and that are missing in the matrix method

Keywords： non-sharp separation     multicomponent distillation     distillation configurations    

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Flow behavior of non-spherical particle flowing in hopper

He TAO,Wenqi ZHONG,Baosheng JIN

Frontiers in Energy 2014, Volume 8, Issue 3,   Pages 315-321 doi: 10.1007/s11708-014-0331-9

Abstract: Ellipsoidal particles flowing in the hopper were simulated by using the discrete element method (DEM), and described by the multi-element method.

Keywords： discrete element method     ellipsoidal particle     flow behavior     hopper    

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Development of an axial-type fan with an optimization method

Chong-hyun CHO, Soo-yong CHO, Chaesil KIM,

Frontiers in Energy 2009, Volume 3, Issue 4,   Pages 414-422 doi: 10.1007/s11708-009-0038-5

Abstract: ;Pa with a flowrate of 416.6m/min is developed using an optimization technique based on the gradientmethod.optimization of the fan blade, a three-dimensional axial-type fan blade is designed based on the free-vortex methodThrough these procedures, an initial axial-fan blade designed by the free vortex method is modified toThe experimental and numerical tests show that this optimization method can improve the efficiency and

Keywords： axial-type fan     gradient method     free-vortex method     design variable     total pressure     static pressure     operating    

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A systematic graph-based method for the kinematic synthesis of non-anthropomorphic wearable robots for

Fabrizio SERGI, Dino ACCOTO, Nevio L. TAGLIAMONTE, Giorgio CARPINO, Eugenio GUGLIELMELLI

Frontiers of Mechanical Engineering 2011, Volume 6, Issue 1,   Pages 61-70 doi: 10.1007/s11465-011-0206-2

Abstract:

The choice of non-anthropomorphic kinematic solutions for wearable robots is motivated both by theHowever, the process of kinematic synthesis of non-anthropomorphic wearable robots can be too complexIn this perspective, this paper presents a method, which allows to generalize the problem of kinematicsynthesis of a non-anthropomorphic wearable robot for the assistance of a specified set of contiguousThis method has been implemented to derive the atlas of independent kinematic solutions suitable to be

Keywords： assistive robotics     non-anthropomorphic wearable robots     topology     kinematic synthesis     HR-isomorphism test    

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Application of an efficient stochastic calculation method on the seismic analysis of an isolated structure

Wei GUO, Zhiwu YU

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 4,   Pages 379-384 doi: 10.1007/s11709-012-0180-8

Abstract: An isolated structure often possesses distinct non-proportional damping characteristics.method, is introduced.This method is then applied to the seismic analysis of an isolated structure.with the forced decoupling, matrix inversion and iteration methods, it is shown that the presented methodBased on the results of the example presented in this paper, the given method is applicable to the seismic

Keywords： isolated structure     stochastic response     non-proportional damping     efficient     accurate     pseudo-excitationmethod    

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Comparison between linear and non-linear forms of pseudo-first-order and pseudo-second-order adsorption

Junxiong LIN , Lan WANG ,

Frontiers of Environmental Science & Engineering 2009, Volume 3, Issue 3,   Pages 320-324 doi: 10.1007/s11783-009-0030-7

Abstract: The best-fit equations of linear and non-linear forms of the two widely used kinetic models, namely pseudo-first-orderThe results show that the non-linear forms of pseudo-first-order and pseudo-second-order models wereexperimental kinetics may have been distorted by linearization of the linear kinetic equations, and thus, the non-linearIn addition, the Δ(%) method for error analysis may be better to determine the best-fitting model

Keywords： adsorption     pseudo-first order     pseudo-second order     kinetic model     linear method     non-linear method    

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Experimental investigation and ANN modeling on improved performance of an innovative method of usingheave response of a non-floating object for ocean wave energy conversion

Srinivasan CHANDRASEKARAN, Arunachalam AMARKARTHIK, Karuppan SIVAKUMAR, Dhanasekaran SELVAMUTHUKUMARAN, Shaji SIDNEY

Frontiers in Energy 2013, Volume 7, Issue 3,   Pages 279-287 doi: 10.1007/s11708-013-0268-4

Abstract: Up to the present, no studies have been done to harness ocean waves using a non-floating object and toIn the present paper, an innovative heaving body type of wave energy converter with a non-floating objectTo demonstrate the improvements, experiments were conducted with non-floating body for different dimensions

Keywords： ocean wave energy     point absorbers     heaving body     non-floating object     heave response ratio     artificial neural    

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System Non-optimum Analysis Theory and Method

He Ping

Strategic Study of CAE 2003, Volume 5, Issue 7,   Pages 40-46

Abstract:

This paper discusses non-optimum analysis theory of system and points out main problem of exploringThe key is short of the non-optimum analysis to the system.The article establishes symptom covey and empirical analysis based on non-optimum category of the system, and puts forward that system is degree measured along with non-optimum traced up to systematic self-organization

Keywords： the non-optimum category of system     non-optimum symptom covey     non-optimum magnanimity     systematic self-organization    

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Predicting shear strength of slender beams without reinforcement using hybrid gradient boosting trees

Thuy-Anh NGUYEN; Hai-Bang LY; Van Quan TRAN

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 10,   Pages 1267-1286 doi: 10.1007/s11709-022-0842-0

Abstract: this work is to develop machine learning models capable of reliably predicting the shear strength of non-shear-reinforcedGradient Boosting (GB) technique was developed and evaluated in combination with three different optimization

Keywords： slender beam     shear strength     gradient boosting     optimization algorithms    

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Title Author Date Type Operation

Survey on Extraction Methods of Transition Region

Liu Suolan,Yang Jingyu

Journal Article

A three-dimensional two-level gradient smoothing meshfree method for rainfall induced landslide simulations

Dongdong WANG, Jiarui WANG, Junchao WU, Junjun DENG, Ming SUN

Journal Article

Velocity gradient elasticity for nonlinear vibration of carbon nanotube resonators

Hamid M. SEDIGHI, Hassen M. OUAKAD

Journal Article

A new method for boring of non-circular holes

ZHANG Kai, HU De-jin

Journal Article

prediction and optimization design of sustainable concrete based on squirrel search algorithm-extreme gradient

Journal Article

Vibration analysis of nano-structure multilayered graphene sheets using modified strain gradient theory

Amir ALLAHBAKHSHI,Masih ALLAHBAKHSHI

Journal Article

A novel method for generating distillation configurations

Hongzhe Hou, Yiqing Luo

Journal Article

Flow behavior of non-spherical particle flowing in hopper

He TAO,Wenqi ZHONG,Baosheng JIN

Journal Article

Development of an axial-type fan with an optimization method

Chong-hyun CHO, Soo-yong CHO, Chaesil KIM,

Journal Article

A systematic graph-based method for the kinematic synthesis of non-anthropomorphic wearable robots for

Fabrizio SERGI, Dino ACCOTO, Nevio L. TAGLIAMONTE, Giorgio CARPINO, Eugenio GUGLIELMELLI

Journal Article

Application of an efficient stochastic calculation method on the seismic analysis of an isolated structure

Wei GUO, Zhiwu YU

Journal Article

Comparison between linear and non-linear forms of pseudo-first-order and pseudo-second-order adsorption

Junxiong LIN , Lan WANG ,

Journal Article

Experimental investigation and ANN modeling on improved performance of an innovative method of usingheave response of a non-floating object for ocean wave energy conversion

Srinivasan CHANDRASEKARAN, Arunachalam AMARKARTHIK, Karuppan SIVAKUMAR, Dhanasekaran SELVAMUTHUKUMARAN, Shaji SIDNEY

Journal Article

System Non-optimum Analysis Theory and Method

He Ping

Journal Article

Predicting shear strength of slender beams without reinforcement using hybrid gradient boosting trees

Thuy-Anh NGUYEN; Hai-Bang LY; Van Quan TRAN

Journal Article