Results 41 to 50 of about 44,017 (216)

Numerical Simulation of Dynamic Fluid-Structure Interaction with Elastic Structure–Rigid Obstacle Contact

open access: yesFluids, 2021
An implicit scheme by partitioned procedures is proposed to solve a dynamic fluid–structure interaction problem in the case when the structure displacements are limited by a rigid obstacle. For the fluid equations (Sokes or Navier–Stokes), the fictitious
Othman Yakhlef, Cornel Marius Murea
doaj   +1 more source

On a nonlinear model for tumor growth with drug application

open access: yes, 2015
We investigate the dynamics of a nonlinear system modeling tumor growth with drug application. The tumor is viewed as a mixture consisting of proliferating, quiescent and dead cells as well as a nutrient in the presence of a drug.
Donatelli, Donatella   +1 more
core   +1 more source

Cognitive Status in People With Epilepsy in the Republic of Guinea: A Prospective, Case–Control Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective People with epilepsy (PWE) may experience cognitive deficits but fail to undergo formal evaluation. This study compares cognitive status between PWE and healthy controls in the West African Republic of Guinea. Methods A cross‐sectional, case–control study was conducted in sequential recruitment phases (July 2024–July 2025) at Ignace ...
Maya L. Mastick   +14 more
wiley   +1 more source

The Principle of Proportionality in European Union Law as a Prerequisite for Penalization

open access: yesPrzegląd Prawniczy Uniwersytetu im. Adama Mickiewicza, 2017
The paper analysis the principle of proportionality, which is widely applied in the EU legal order and is therefore one of the fundamental principles of the system of the European Union.
Joanna Długosz
doaj   +1 more source

The Impact of Total Variation Regularized Expectation Maximization Reconstruction on 68Ga-DOTA-TATE PET/CT Images in Patients With Neuroendocrine Tumor

open access: yesFrontiers in Medicine, 2022
ObjectiveThe aim of this study was to investigate the effects of the total variation regularized expectation maximization (TVREM) reconstruction on improving 68Ga-DOTA-TATE PET/CT images compared to the ordered subset expectation maximization (OSEM ...
Lin Liu   +16 more
doaj   +1 more source

Compound Poisson Processes, Latent Shrinkage Priors and Bayesian Nonconvex Penalization

open access: yes, 2015
In this paper we discuss Bayesian nonconvex penalization for sparse learning problems. We explore a nonparametric formulation for latent shrinkage parameters using subordinators which are one-dimensional L\'{e}vy processes. We particularly study a family
Li, Jin, Zhang, Zhihua
core   +1 more source

Impact of Asymptomatic Intracranial Hemorrhage on Outcome After Endovascular Stroke Treatment

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Endovascular treatment (EVT) achieves high rates of recanalization in acute large‐vessel occlusion (LVO) stroke, but functional recovery remains heterogeneous. While symptomatic intracranial hemorrhage (sICH) has been well studied, the prognostic impact of asymptomatic intracranial hemorrhage (aICH) after EVT is less certain ...
Shihai Yang   +22 more
wiley   +1 more source

Existence of stable periodic solutions for quasilinear parabolic problems in the presence of well-ordered lower and upper-solutions

open access: yesElectronic Journal of Differential Equations, 2002
We present existence and stability results for periodic solutions of quasilinear parabolic equation related to Leray-Lions's type operators. To prove existence and localization, we use the penalty method; while for stability we use an approximation ...
Abderrahmane El Hachimi   +1 more
doaj  

Bias Reduction of Modified Maximum Likelihood Estimates for a Three-Parameter Weibull Distribution

open access: yesEntropy
In this work, we investigate the parameter estimation problem based on the three-parameter Weibull models, for which non-finite estimates may be obtained for the log-likelihood function in some regions of the parametric space.
Adriana da Silva   +3 more
doaj   +1 more source

Numerical analysis of a penalization method for the three-dimensional motion of a rigid body in an incompressible viscous fluid

open access: yes, 2009
We present and analyze a penalization method wich extends the the method of [1] to the case of a rigid body moving freely in an incompressible fluid. The fluid-solid system is viewed as a single variable density flow with an interface captured by a level
Bost, Claire   +2 more
core   +3 more sources

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