Results 11 to 20 of about 23,882 (260)

Parametric resonance in the dynamics of an elliptic vortex in a periodically strained environment [PDF]

open access: yesNonlinear Processes in Geophysics, 2017
The model of an elliptic vortex evolving in a periodically strained background flow is studied in order to establish the possible unbounded regimes.
K. V. Koshel, E. A. Ryzhov
doaj   +1 more source

Local refinement for 3D deformable parametric surfaces [PDF]

open access: yes2016 IEEE International Conference on Image Processing (ICIP), 2016
Biomedical image segmentation is an active field of research where deformable models have proved to be efficient. The geometric representation of such models determines their ability to approximate the shape of interest as well as the speed of convergence of related optimization algorithms.
Badoual, A., Schmitter, D., Unser, M.
openaire   +1 more source

NPMs: Neural Parametric Models for 3D Deformable Shapes [PDF]

open access: yes2021 IEEE/CVF International Conference on Computer Vision (ICCV), 2021
Video: https://youtu.be ...
Palafox, P.   +4 more
openaire   +3 more sources

Parametric estimation of affine deformations of planar shapes [PDF]

open access: yesPattern Recognition, 2010
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Csaba Domokos, Zoltan Kato
openaire   +1 more source

Isogeometric parametrization inspired by large elastic deformation [PDF]

open access: yesComputer Methods in Applied Mechanics and Engineering, 2020
The construction of volumetric parametrizations for computational domains is a key step in the pipeline of isogeometric analysis. Here, we investigate a solution to this problem based on the mesh deformation approach. The desired domain is modeled as a deformed configuration of an initial simple geometry.
Shamanskiy, Alexander   +3 more
openaire   +2 more sources

Finite Element Framework for Efficient Design of Three Dimensional Multicomponent Composite Helicopter Rotor Blade System

open access: yesEng, 2021
In the present study, a three-dimensional finite element framework has been developed to model a full-scale multilaminate composite helicopter rotor blade. Tip deformation and stress behavior have been analyzed for external aerodynamic loading conditions
Arunabha M. Roy
doaj   +1 more source

Solid Model Bridge Static Damage Monitoring Based on GBSAR [PDF]

open access: yesJournal of Geodesy and Geoinformation Science, 2022
Bridge deformation monitoring usually adopts contact sensors, and the implementation process is often limited by the environment and observation conditions, resulting in unsatisfactory monitoring accuracy and effect. Ground-Based Synthetic Aperture Radar
Sichun LONG,Xiaoqin YUAN,Shide LU,Wenting LIU,Jinyu MA,Wenhao WU,Chuanguang ZHU
doaj   +1 more source

Deformation of an Encapsulated Leukemia HL60 Cell through Sudden Contractions of a Microfluidic Channel

open access: yesMicromachines, 2021
Migration of an encapsulated leukemia HL60 cell through sudden contractions in a capillary tube is investigated. An HL60 cell is initially encapsulated in a viscoelastic shell fluid.
Mohammad Nooranidoost, Ranganathan Kumar
doaj   +1 more source

Non-parametric and light-field deformable models [PDF]

open access: yesComputer Vision and Image Understanding, 2006
Statistical shape-and-texture appearance models use image morphing to define a rich, compact representation of object appearance. They are useful in a variety of applications including object recognition, tracking and segmentation. These techniques, however, have been limited to objects with Lambertian surface reflectance, simple geometry and topology.
C. Mario Christoudias   +2 more
openaire   +1 more source

Parameterized Modeling of Blended Wing Body Aircraft Based on Multi-Scale CST Method [PDF]

open access: yesHangkong bingqi
In the parameterized modeling of blended wing body aircraft, the commonly used CST method has weak local deformation control capability, while the Non-Uniform Rational B-Splines(NURBS)method has the problem of too many global parameters.
Wang Kangjun, Wang Wenkai, Zheng Xiaolin
doaj   +1 more source

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