Results 71 to 80 of about 648,541 (281)

A Stress/Displacement Virtual Element Method for Plane Elasticity Problems

open access: yes, 2017
The numerical approximation of 2D elasticity problems is considered, in the framework of the small strain theory and in connection with the mixed Hellinger-Reissner variational formulation. A low-order Virtual Element Method (VEM) with a-priori symmetric
Artioli, E.   +3 more
core   +1 more source

Virtual Element Method for Piezoelasticity

open access: yesInternational Journal for Numerical Methods in Engineering
ABSTRACT This paper presents a Virtual Element Method (VEM) for the simulation of 2D and 3D piezoelectric problems. Piezoelectric materials exhibit strong multiphysics coupling behavior and have the ability to convert mechanical energy into electrical energy.
Yi Yang   +4 more
openaire   +1 more source

A Fractional PDE-Based Model for Nerve Impulse Transport Solved Using a Conforming Virtual Element Method: Application to Prosthetic Implants

open access: yesAxioms
The main objective of this study is to present a fundamental mathematical model for nerve impulse transport, based on the underlying physical phenomena, with a straightforward application in describing the functionality of prosthetic devices.
Zaffar Mehdi Dar   +2 more
doaj   +1 more source

Development of a Prediction Model for Progression Risk in High‐Grade Gliomas Based on Habitat Radiomics and Pathomics

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To investigate the value of constructing models based on habitat radiomics and pathomics for predicting the risk of progression in high‐grade gliomas. Methods This study conducted a retrospective analysis of preoperative magnetic resonance (MR) images and pathological sections from 72 patients diagnosed with high‐grade gliomas (52 ...
Yuchen Zhu   +14 more
wiley   +1 more source

PEMBELAJARAN KIMIA BERBASIS KOOPERATIF THINK PAIR SHARE (TPS) DENGAN BERBANTUAN VIRTUAL LABORATORIUM UNTUK MENINGKATKAN HASIL BELAJAR SISWA

open access: yesJurnal Inovasi Pendidikan Kimia, 2021
Element Chemistry is one of the materials given to class XII students. Studying the chemical elements of the substance cause a sense of saturation because of the broad scope of the material and is memorized. To help and facilitate students learning in an
Kusumawati Dwiningsih   +1 more
doaj   +1 more source

A Scoping Review on Artificial Intelligence–Supported Interventions for Nonpharmacologic Management of Chronic Rheumatic Diseases

open access: yesArthritis Care &Research, EarlyView.
This review summarizes artificial intelligence (AI)‐supported nonpharmacological interventions for adults with chronic rheumatic diseases, detailing their components, purpose, and current evidence base. We searched Embase, PubMed, Cochrane, and Scopus databases for studies describing AI‐supported interventions for adults with chronic rheumatic diseases.
Nirali Shah   +5 more
wiley   +1 more source

Virtual or In‐Person: Does It Matter? Comparing Pain, Function, Quality of Life, Self‐Efficacy, and Physical Function Outcomes of Virtual, Hybrid, and In‐Person Education and Exercise Program Participants

open access: yesArthritis Care &Research, EarlyView.
Objective This study aimed to determine if program format (in‐person, virtual, or hybrid) results in differences in 3‐month outcomes of pain, function, quality of life, self‐efficacy, and chair stands in a hip/knee osteoarthritis‐management program. Methods A secondary analysis of the Good Life with osteoArthritis in Denmark (GLA:D) Canada database was
Jill Van Damme   +7 more
wiley   +1 more source

Virtual Element Method for fourth order problems: $L^2-$estimates

open access: yes, 2016
We analyse the family of $C^1$-Virtual Elements introduced in \cite{Brezzi:Marini:plates} for fourth-order problems and prove optimal estimates in $L^2$ and in $H^1$ via classical duality ...
Chinosi, Claudia, Marini, L. Donatella
core   +1 more source

Interior estimates for the virtual element method

open access: yesNumerische Mathematik
AbstractWe analyze the local accuracy of the virtual element method. More precisely, we prove an error bound similar to the one holding for the finite element method, namely, that the local $$H^1$$ H 1 error in a interior subdomain is bounded by a term ...
Silvia Bertoluzza   +2 more
openaire   +3 more sources

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