Results 61 to 70 of about 1,569,981 (315)

The cluster bootstrap consistency in generalized estimating equations

open access: yesJournal of Multivariate Analysis, 2013
The cluster bootstrap resamples clusters or subjects instead of individual observations in order to preserve the dependence within each cluster or subject. In this paper, we provide a theoretical justification of using the cluster bootstrap for the inferences of the generalized estimating equations (GEE) for clustered/longitudinal data.
Cheng, Guang   +2 more
openaire   +3 more sources

General Equation to Estimate the Physicochemical Properties of Aliphatic Amines

open access: yesACS Omega, 2023
Changes in various physicochemical properties (P(n)) of aliphatic amines (including primary, secondary, and tertiary amines) can be roughly divided into nonlinear (P(n)) and linear (PLC(n)) changes. In our previous paper, nonlinear and linear change properties of noncyclic alkanes all were correlated with four parameters, n, SCNE, ΔAOEI, and ΔAIMPI ...
Chao-Tun Cao, Shurui Chen, Chenzhong Cao
openaire   +3 more sources

Model Regresi Logistik untuk Respons Biner Multivariate dengan Generalized Estimating Equation [PDF]

open access: yes, 2006
Dalam makalah ini akan dibahas model regresi untuk data kategorik multivariate, khususnya respon biner (dikotomis). Untuk mengestimasi parameter pada model marginal, akan digunakan pendekatan Independent Estimating Equation (IEE) dan pendekatan ...
Jaka, Nugraha   +2 more
core  

Simulation‐free workflow for lattice radiation therapy using deep learning predicted synthetic computed tomography: A feasibility study

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose Lattice radiation therapy (LRT) is a form of spatially fractionated radiation therapy that allows increased total dose delivery aiming for improved treatment response without an increase in toxicities, commonly utilized for palliation of bulky tumors.
Libing Zhu   +9 more
wiley   +1 more source

Three-year outcomes of vitrectomy combined with intraoperative dexamethasone implantation for non-tractional refractory diabetic macular edema

open access: yesScientific Reports, 2021
This retrospective, consecutive interventional study investigated the long-term clinical outcomes of combined vitrectomy with intraoperative dexamethasone implants for non-tractional refractory diabetic macular edema (DME).
Sungsoon Hwang   +4 more
doaj   +1 more source

A second order estimate for general complex Hessian equations [PDF]

open access: yesAnalysis & PDE, 2016
We derive a priori $C^2$ estimates for the $ $-plurisubharmonic solutions of general complex Hessian equations with right-hand side depending on gradients.
Phong, Duong   +2 more
openaire   +4 more sources

A new solid particle erosion model for oriented fiber composite materials [PDF]

open access: yes, 2014
The work describes a new model of erosion estimation equation which factors in both the impingement angle α and the fiber orientation angle β. Two examples of particular erosion equations are presented, for carbon fiber as well as for glass fiber in ...
Danuta GRAD, Valeriu DRAGAN
core   +1 more source

Serotonergic and Dopaminergic Function in Neuropsychiatrically Asymptomatic People With HIV on Antiretroviral Therapy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective People with HIV (PWH) on antiretroviral therapy (ART) still experience neurocognitive dysfunction and accelerated brain volume loss. To assess whether the serotonergic and dopaminergic systems are affected, we used [11C]DASB positron emission tomography (PET) to assess presynaptic serotonergic function and [18F]FDOPA PET to measure ...
Chuen‐Yen Lau   +12 more
wiley   +1 more source

Teriparatide treatment shows faster healing than sacroplasty for postmenopausal women with sacral insufficiency fracture

open access: yesOsteoporosis and Sarcopenia, 2023
Objectives: Sacral insufficiency fracture (SIF) is not an uncommon osteoporosis fracture among the elderly. Aside from traditional treatments, sacroplasty and teriparatide (TPTD) injection have been introduced.
Yao-Chun Yang   +4 more
doaj  

Liouville theorems and Harnack inequalities for Allen-Cahn type equation [PDF]

open access: yesarXiv, 2023
We first give a logarithmic gradient estimate for positive solutions of Allen-Cahn equation on Riemannian manifolds with Ricci curvature bounded below. As its natural corallary, Harnack inequality and a Liouville theorem for classical positive solutions are obtained.
arxiv  

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