Results 31 to 40 of about 2,102,930 (373)

Smoothed projections over manifolds in finite element exterior calculus [PDF]

open access: yesarXiv, 2023
We develop commuting finite element projections over smooth Riemannian manifolds. This extension of finite element exterior calculus establishes the stability and convergence of finite element methods for the Hodge-Laplace equation on manifolds. The commuting projections use localized mollification operators, building upon a classical construction by ...
arxiv  

Finite Element Analysis for the Buckling Load of Corrugated Tubes [PDF]

open access: yes, 2016
The buckling behavior of the geometry subjected to static loading (compression) is presented. The columns under consideration were made with corrugation perpendicular to the line of action which coincides exactly with the unstrained axis of the column ...
Akhtar, S. (Shagil)   +2 more
core  

Chemoresistome mapping in individual breast cancer patients unravels diversity in dynamic transcriptional adaptation

open access: yesMolecular Oncology, EarlyView.
This study used longitudinal transcriptomics and gene‐pattern classification to uncover patient‐specific mechanisms of chemotherapy resistance in breast cancer. Findings reveal preexisting drug‐tolerant states in primary tumors and diverse gene rewiring patterns across patients, converging on a few dysregulated functional modules. Despite receiving the
Maya Dadiani   +14 more
wiley   +1 more source

An interactive graphics system to facilitate finite element structural analysis [PDF]

open access: yes, 1973
The characteristics of an interactive graphics systems to facilitate the finite element method of structural analysis are described. The finite element model analysis consists of three phases: (1) preprocessing (model generation), (2) problem solution ...
Burk, R. C., Held, F. H.
core   +1 more source

IMPACT OF NUMBER OF IMPLANTS ON OVERDENTURE STRESS – A FINITE ELEMENT ANALYSIS

open access: yesRomanian Journal of Oral Rehabilitation, 2020
Aim of the study The purpose of our study was to analyze the influence of the number of implants used in IOD on the stress developed in the overdenture, through finite element analysis.
Butnaru Moldoveanu   +3 more
doaj  

Design analysis of ductile failure in dovetail connections [PDF]

open access: yes, 2008
The static plastic collapse of ductile dovetail structures is investigated by three analysis methods: slip-line field (SLF) theory based on a sheet drawing model, finite element limit analysis, and linear elastic finite element analysis with adapted ...
Calladine C. R., Johnson W., Kitagawa H.
core   +1 more source

Data‐driven forecasting of ship motions in waves using machine learning and dynamic mode decomposition

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
Summary Data‐driven forecasting of ship motions in waves is investigated through feedforward and recurrent neural networks as well as dynamic mode decomposition. The goal is to predict future ship motion variables based on past data collected on the field, using equation‐free approaches.
Matteo Diez   +2 more
wiley   +1 more source

Finite element analysis of photonic crystal fibers [PDF]

open access: yes, 2005
A finite-element-based vectorial optical mode solver, furnished with Bayliss-Gunzburger-Turkel-like transparent boundary conditions, is used to rigorously analyze photonic crystal fibers (PCFs).
Groesen, E. van   +2 more
core   +2 more sources

Stress concentration analysis of plate with circular hole : elasticity theory and finite element comparison [PDF]

open access: yes, 2014
Stress concentration factor for a plate with circular free stress hole subjected to a uniform far field tension in single was investigated in this study.
Masrol, S.R., Siswanto, W.A.
core   +1 more source

Random Learning Leads to Faster Convergence in ‘Model‐Free’ ILC: With Application to MIMO Feedforward in Industrial Printing

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
The cost as a function of the number of experiments for a non‐symmetric 21×21$$ 21\times 21 $$ system. Four approaches are shown: the proposed stochastic conjugate gradient ILC (SCGILC) method (), deterministic conjugate gradient ILC (), stochastic gradient descent ILC () and deterministic gradient descent ILC ().
Leontine Aarnoudse, Tom Oomen
wiley   +1 more source

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