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A multiscale-contour-based interpolation framework for generating a time-varying quasi-dense point cloud

Chu-hua HUANG,Dong-ming LU,Chang-yu DIAO

Frontiers of Information Technology & Electronic Engineering 2016, Volume 17, Issue 5,   Pages 422-434 doi: 10.1631/FITEE.1500316

Abstract: ordinary hardware platform, we propose an efficient framework to reconstruct 3D dynamic objects using a multiscale-contour-basedinterpolation from multi-view videos.Our framework takes full advantage of spatio-temporal-contour consistency.model, and two contours which belong to the same view at different times, corresponding to point-, contourThe framework formulates the interpolation of two models as point cloud transport rather than non-rigid

Keywords： Multi-view video     Free-viewpoint video     Point-pair     Multiscale-contour-based interpolation     Spatio-temporal-contour    

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Image automatic mosaics based on contour phase correlation

ZHANG Jing, HU Zhiping, OU Zongying, LIU Zhitai

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 2,   Pages 228-234 doi: 10.1007/s11465-007-0040-8

Abstract: The image planar mosaics is studied, and an image automatic mosaics algorithm on the basis of contourTo begin with, by taking into account mere translations and rotations between images, a contour phaseThe contour phase correlation is an improvement on the conventional phase correlation in two aspects:

Keywords： function     conventional     multiple     algorithm     correlation algorithm    

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Chord error constraint based integrated control strategy for contour error compensation

Tie ZHANG, Caicheng WU, Yanbiao ZOU

Frontiers of Mechanical Engineering 2020, Volume 15, Issue 4,   Pages 645-658 doi: 10.1007/s11465-020-0601-7

Abstract: the traditional cross-coupling control method cannot meet the requirements for tracking accuracy and contourerror compensation based on chord error constraint, which consists of a cross-coupling controller andanalyzed by using the contour error transfer function.Moreover, a feed rate regulator based on the chord error constraint is proposed, which performs speedcontrol accuracy in biaxial contour following tasks.

Keywords： cross-coupling controller     contour error     tracking error     position error compensator     feed rate regulator    

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Topology optimization based on reduction methods with applications to multiscale design and additive

Emmanuel TROMME, Atsushi KAWAMOTO, James K. GUEST

Frontiers of Mechanical Engineering 2020, Volume 15, Issue 1,   Pages 151-165 doi: 10.1007/s11465-019-0564-8

Abstract: Topology optimization is an ideal tool for navigating this multiscale design problem and leveraging theIn this paper, a method based on reduction techniques is proposed to perform efficiently topology optimization

Keywords： multiscale topology optimization     micro-structure     additive manufacturing     reduction techniques     substructuring    

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Connected morphable components-based multiscale topology optimization

Jiadong DENG, Claus B. W. PEDERSEN, Wei CHEN

Frontiers of Mechanical Engineering 2019, Volume 14, Issue 2,   Pages 129-140 doi: 10.1007/s11465-019-0532-3

Abstract: However, there are still difficulties for the state-of-the-art multiscale topology optimization (TO)This paper attempts to address the disconnectivity issue by extending component-based TO methodologyto multiscale structural design.Associated with the advantages of components-based TO, the number of design variables is greatly reducedin multiscale TO design.

Keywords： multiscale topology optimization     morphable component     material microstructure     homogenization    

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An algorithm of neighbor relationship oriented contour tree building

Guo Peipei,Li Chengming,Yin Yong

Strategic Study of CAE 2013, Volume 15, Issue 5,   Pages 42-46

Abstract:

A contour tree has been found many important applications in extractionA regular contour tree expressing the spatial relationship of contours is difficult to build, even withA new method is proposed in this paper： classify contours into close group and open group; build contourtree for each group respectively; finally amalgamate these two contour trees into one.

Keywords： contour tree     neighbor relationship     elevation value     close contour     unclosed contour    

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Fractal characteristic evaluation and interpolation reconstruction for surface topography of drilled

Frontiers of Mechanical Engineering 2021, Volume 16, Issue 4,   Pages 840-854 doi: 10.1007/s11465-021-0643-5

Abstract: In this paper, an improved fractal interpolation model is proposed to reconstruct the surface topographyBased on the two-dimensional evaluation results, three-dimensional surface topographies in five typical

Keywords： surface topography     fractal evaluation     fractal interpolation     reconstruction     composite    

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Special Column on Multiscale Stochastic Finite Element Method

Frontiers of Structural and Civil Engineering 2015, Volume 9, Issue 2,   Pages 105-106 doi: 10.1007/s11709-015-0297-7

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A multiscale material model for heterogeneous liquid droplets in solid soft composites

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 5,   Pages 1292-1299 doi: 10.1007/s11709-021-0771-3

Abstract: research revisits the available models for liquid droplets in solid soft composites and presents a multiscale

Keywords： liquid in solid     soft composite     computational modeling     multiscale model     heterogeneity    

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Implementation of an adaptive feed speed 3D NURBS interpolation algorithm

LIANG Hong-bin, WANG Yong-zhang, LI Xia

Frontiers of Mechanical Engineering 2006, Volume 1, Issue 4,   Pages 403-408 doi: 10.1007/s11465-006-0047-6

Abstract: NURBS (non-uniform rational B-spline) interpolation algorithms have been provided in modern CNC (computerHowever, most of them focus on a constant feed speed without considering the contour accuracy.In order to deal with this problem, an adaptive feed speed interpolation algorithm for 3D NURBS parametricWhen the instantaneous radius of the curvature is small enough, the proposed interpolation algorithmto obtain a constant feed speed so that the contour accuracy in the CNC system is guaranteed.

Keywords： NURBS parametric     rational B-spline     second-order     non-uniform rational     precision    

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Three-scale stochastic homogenization of elastic recycled aggregate concrete based on nano-indentation

Chen WANG, Yuching WU, Jianzhuang XIAO

Frontiers of Structural and Civil Engineering 2018, Volume 12, Issue 4,   Pages 461-473 doi: 10.1007/s11709-017-0441-7

Abstract: three-scale stochastic elastic finite element analyses are made for recycled aggregate concrete (RAC) basedBased on homogenization theory, effective stochastic elastic moduli of RAC at three different scalesIt involves the generation of a large number of random realizations of microstructure geometry basedand probability distribution of the effective elastic moduli are computed considering the material multiscale

Keywords： RAC     nano-indentation digital image     multiscale     microscopic randomness     homogenization    

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Multiscale RBF-based central high resolution schemes for simulation of generalized thermoelasticity problems

Hassan YOUSEFI, Alireza TAGHAVI KANI, Iradj MAHMOUDZADEH KANI

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 2,   Pages 429-455 doi: 10.1007/s11709-018-0483-5

Abstract: To have cost effective and accurate simulations, the multiresolution–based grid adaptation approach isthen integrated with the RBF-based central scheme.There, performance of the adaptive RBF-based formulation is compared with that of the adaptive Kurganov-Tadmor

Keywords： central high resolution schemes     RBFs     higher order accuracy     generalized thermoelasticity     multiresolution-based    

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Multiscale computation on feedforward neural network and recurrent neural network

Bin LI, Xiaoying ZHUANG

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 6,   Pages 1285-1298 doi: 10.1007/s11709-020-0691-7

Abstract: Among existing methods for homogenization, computational homogenization is widely used in multiscaleThe neural networks can be used to construct fully decoupled approaches in nonlinear multiscale methodsComputational homogenization methods for nonlinear material and implementation of offline multiscaleThis article intends to model the multiscale constitution using feedforward neural network (FNN) andApplications to two-dimensional multiscale analysis are tested and discussed in detail.

Keywords： multiscale method     constitutive model     feedforward neural network     recurrent neural network    

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3D interpolation-approximation fitting construction method for complex geological surfaces

Li Mingchao,Miao Zhengjian,Liu Fei,Wang Gang

Strategic Study of CAE 2011, Volume 13, Issue 12,   Pages 103-107

Abstract:

Based on multi-source data, a fitting geological surface is requiredAn approach of complex geological surface reconstruction which combines interpolation with approximationbased on NURBS(non-uniform rational B-splines) technique is presented.

Keywords： geological surface     interpolation-approximation fitting     3D construction     multi-source geological data    

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Multiscale mechanical modeling of hydrated cement paste under tensile load using the combined DEM-MD

Yue HOU, Linbing WANG

Frontiers of Structural and Civil Engineering 2017, Volume 11, Issue 3,   Pages 270-278 doi: 10.1007/s11709-017-0408-8

Abstract: A three-dimensional (3D) multiscale mechanical model is established using the combined Discrete Element

Keywords： hydrated cement paste     multiscale     MD simulation     DEM    

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Title Author Date Type Operation

A multiscale-contour-based interpolation framework for generating a time-varying quasi-dense point cloud

Chu-hua HUANG,Dong-ming LU,Chang-yu DIAO

Journal Article

Image automatic mosaics based on contour phase correlation

ZHANG Jing, HU Zhiping, OU Zongying, LIU Zhitai

Journal Article

Chord error constraint based integrated control strategy for contour error compensation

Tie ZHANG, Caicheng WU, Yanbiao ZOU

Journal Article

Topology optimization based on reduction methods with applications to multiscale design and additive

Emmanuel TROMME, Atsushi KAWAMOTO, James K. GUEST

Journal Article

Connected morphable components-based multiscale topology optimization

Jiadong DENG, Claus B. W. PEDERSEN, Wei CHEN

Journal Article

An algorithm of neighbor relationship oriented contour tree building

Guo Peipei,Li Chengming,Yin Yong

Journal Article

Fractal characteristic evaluation and interpolation reconstruction for surface topography of drilled

Journal Article

Special Column on Multiscale Stochastic Finite Element Method

Journal Article

A multiscale material model for heterogeneous liquid droplets in solid soft composites

Journal Article

Implementation of an adaptive feed speed 3D NURBS interpolation algorithm

LIANG Hong-bin, WANG Yong-zhang, LI Xia

Journal Article

Three-scale stochastic homogenization of elastic recycled aggregate concrete based on nano-indentation

Chen WANG, Yuching WU, Jianzhuang XIAO

Journal Article

Multiscale RBF-based central high resolution schemes for simulation of generalized thermoelasticity problems

Hassan YOUSEFI, Alireza TAGHAVI KANI, Iradj MAHMOUDZADEH KANI

Journal Article

Multiscale computation on feedforward neural network and recurrent neural network

Bin LI, Xiaoying ZHUANG

Journal Article

3D interpolation-approximation fitting construction method for complex geological surfaces

Li Mingchao,Miao Zhengjian,Liu Fei,Wang Gang

Journal Article

Multiscale mechanical modeling of hydrated cement paste under tensile load using the combined DEM-MD

Yue HOU, Linbing WANG

Journal Article