Results 1 to 10 of about 3,075,672 (409)

Virtual Enriching Operators [PDF]

open access: yesarXiv, 2019
We construct bounded linear operators that map $H^1$ conforming Lagrange finite element spaces to $H^2$ conforming virtual element spaces in two and three dimensions. These operators are useful for the analysis of nonstandard finite element methods.
Brenner, Susanne C., Sung, Li-yeng
arxiv   +5 more sources

Infinite to finite: An overview of finite element analysis

open access: yesIndian Journal of Dental Research, 2010
The method of finite elements was developed at perfectly right times; growing computer capacities, growing human skills and industry demands for ever faster and cost effective product development providing unlimited possibilities for the researching ...
Srirekha A, Bashetty Kusum
doaj   +3 more sources

Analysis of a high order Trace Finite Element Method for PDEs on level set surfaces [PDF]

open access: yesSIAM Journal on Numerical Analysis, 2016
We present a new high order finite element method for the discretization of partial differential equations on stationary smooth surfaces which are implicitly described as the zero level of a level set function.
Grande, Jörg   +2 more
core   +2 more sources

Finite element analysis: A boon to dentistry

open access: yesJournal of Oral Biology and Craniofacial Research, 2014
The finite element analysis (FEA) is an upcoming and significant research tool for biomechanical analyses in biological research. It is an ultimate method for modeling complex structures and analyzing their mechanical properties. In Implantology, FEA has
Shilpa Trivedi
doaj   +2 more sources

Finite Element Analysis of Fixed Orthodontic Retainers [PDF]

open access: yesBioengineering
The efficacy of retainers is a pivotal concern in orthodontic care. This study examined the biomechanical behaviour of retainers, particularly the influence of retainer stiffness and tooth resilience on force transmission and stress distribution.
Sebastian Hetzler   +5 more
doaj   +2 more sources

Peri-implant bone resorption risk of anterior maxilla narrow single implants: a finite-element analysis

open access: yesBiomaterial Investigations in Dentistry, 2022
Statement of the problem: Narrow implants have been recommended in high esthetic demand regions to ensure greater buccal bone thickness (BBT) and minimize soft-tissue recession due to insufficient bone support.
Ivan Onone Gialain   +5 more
doaj   +1 more source

Volume staging for arteriovenous malformation SRS treatment using VMAT

open access: yesJournal of Applied Clinical Medical Physics, Volume 23, Issue 12, December 2022., 2022
Abstract Volume staging involves dividing the target volume into smaller parts and treating each part separately. In this study, the feasibility of volume‐staged stereotactic radiosurgery (VS‐SRS) on a linear accelerator using volumetric modulated arc therapy (VMAT) and a frameless patient positioning system is investigated.
Claudia Mendez, Ermias Gete
wiley   +1 more source

Data‐driven performance metrics for neural network learning

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView., 2023
Summary Effectiveness of data‐driven neural learning in terms of both local mimima trapping and convergence rate is addressed. Such issues are investigated in a case study involving the training of one‐hidden‐layer feedforward neural networks with the extended Kalman filter, which reduces the search for the optimal network parameters to a state ...
Angelo Alessandri   +2 more
wiley   +1 more source

Performance analysis of control allocation using data‐driven integral quadratic constraints

open access: yesAdvanced Control for Applications, Volume 4, Issue 4, December 2022., 2022
Abstract A new method is presented for evaluating the performance of a nonlinear control allocation system within a linear control loop. To that end, a worst‐case gain analysis problem is formulated that can be readily solved by means of well‐established methods from robustness analysis using integral quadratic constraints (IQCs).
Manuel Pusch   +2 more
wiley   +1 more source

Tailored Torsion and Bending‐Resistant Avian‐Inspired Structures

open access: yesAdvanced Engineering Materials, Volume 24, Issue 12, December 2022., 2022
Avian bones are prominent candidates for addressing the torsional and bending issue. They present a unique intertwining of simple components: helicoidal ridges and criss‐crossing struts, bearing flexural and twisting actions of winds. Here, it is set how to harmonically move from the natural to the engineering level to formalize and analyze the ...
Federica Buccino   +4 more
wiley   +1 more source

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