Results 1 to 10 of about 537,671 (190)

Efficient musculoskeletal annotation using free-form deformation [PDF]

open access: yesScientific Reports
Traditionally, constructing training datasets for automatic muscle segmentation from medical images involved skilled operators, leading to high labor costs and limited scalability.
Norio Fukuda   +3 more
doaj   +4 more sources

Free Form Deformation-Based Image Registration Improves Accuracy of Traction Force Microscopy. [PDF]

open access: yesPLoS ONE, 2015
Traction Force Microscopy (TFM) is a widespread method used to recover cellular tractions from the deformation that they cause in their surrounding substrate. Particle Image Velocimetry (PIV) is commonly used to quantify the substrate's deformations, due
Alvaro Jorge-Peñas   +8 more
doaj   +2 more sources

Free-Form Deformation Approach for Registration of Visible and Infrared Facial Images in Fever Screening [PDF]

open access: yesSensors, 2018
Fever screening based on infrared (IR) thermographs (IRTs) is an approach that has been implemented during infectious disease pandemics, such as Ebola and Severe Acute Respiratory Syndrome.
Yedukondala Narendra Dwith Chenna   +4 more
doaj   +2 more sources

Parameterization adaption for 3D shape optimization in aerodynamics [PDF]

open access: yesInternational Journal of Science and Engineering, 2014
When solving a PDE problem numerically, a certain mesh-refinement process is always implicit, and very classically, mesh adaptivity is a very effective means to accelerate grid convergence.
Badr Abou El Majd
doaj   +5 more sources

A ∞ algebras from slightly broken higher spin symmetries

open access: yesJournal of High Energy Physics, 2019
We define a class of A ∞-algebras that are obtained by deformations of higher spin symmetries. While higher spin symmetries of a free CFT form an associative algebra, the slightly broken higher spin symmetries give rise to a minimal A ∞-algebra extending
Alexey Sharapov, Evgeny Skvortsov
doaj   +3 more sources

Hull form optimization with a new three-dimensional deformation strategy [PDF]

open access: yesScientific Reports
As a variant of the Lackenby method, the shifting method is widely used for global geometric deformation in hull form optimization. However, similar to the traditional approach, it is confined to longitudinal transformations, limiting adjustments in beam
Dezhi Wei   +5 more
doaj   +2 more sources

3D facial attractiveness enhancement using free form deformation

open access: yesJournal of King Saud University: Computer and Information Sciences, 2022
Physical attractiveness has an important and great influence in human social life as it was widely linked to the possession of a variety of positive qualities that makes an individual better than the others, as well as offering many advantages to the ...
El Rhazi Manal   +3 more
doaj   +1 more source

Entrance and run angle variations of hull form preserving the prismatic coefficient

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2023
There are several methods of hull form variation that can be used in initial ship design, such as offset variation, line variation, and hull form variable variation.
Eun-Young Son   +4 more
doaj   +1 more source

CYFFD Parameterization Method for Cylindrical Components of Aircrafts [PDF]

open access: yesXibei Gongye Daxue Xuebao, 2018
This paper proposes a parameterization method using cylindrical coordinates based free-form deformation(CYFFD) technique by introducing a coordinate transformation method and a virtual lattice method.

doaj   +1 more source

Free-Form Deformation Parameterization on the Aerodynamic Optimization of Morphing Trailing Edge

open access: yesApplied Mechanics, 2023
Every aerodynamic optimization is proceeded by a parameterization of the studied aerial object, and due to its influence on the final optimization process, careful attention should be made in choosing the appropriate parameterization method.
Mir Hossein Negahban   +2 more
doaj   +1 more source

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