Results 71 to 80 of about 1,054,196 (331)

Cognitive Impairment in Multiple Sclerosis: The Role of Clinical and Sociodemographic Factors ‐ A Systematic Review and Meta‐Analysis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Cognitive impairment (CI) affects the quality of life in multiple sclerosis (MS). Identifying influencing factors is key to improving CI monitoring. This systematic review and meta‐analysis examines clinical and sociodemographic variables impacting the cognitive screening Symbol Digit Modalities Test (SDMT) performance across MS ...
Katalin Lugosi   +8 more
wiley   +1 more source

Estimating multivariate ecological variables at high spatial resolution using a cost‐effective matching algorithm

open access: yesEcosphere
Simulation models are valuable tools for estimating ecosystem response to environmental conditions and are particularly relevant for investigating climate change impacts.
Rachel R. Renne   +4 more
doaj   +1 more source

The Representation of D-Invariant Polynomial Subspaces Based on Symmetric Cartesian Tensors

open access: yesAxioms, 2021
Multivariate polynomial interpolation plays a crucial role both in scientific computation and engineering application. Exploring the structure of the D-invariant (closed under differentiation) polynomial subspaces has significant meaning for multivariate
Xue Jiang, Kai Cui
doaj   +1 more source

Exploring Nasal Structural‐Microbial Interactions in Multiple Sclerosis‐Associated Olfactory Impairment

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Olfactory dysfunction is frequently observed in patients with multiple sclerosis (MS); however, its underlying mechanisms remain poorly understood. To date, no studies have directly examined the nasal mucosal microbiota in MS. This study aimed to explore potential relationships among olfactory function, nasal microbiota composition,
Zidan Gao   +5 more
wiley   +1 more source

Impact of Stress‐Induced Hyperglycemia on In‐Hospital Medical Complications in Patients With Acute Stroke: From a Large‐Scale Nationwide Longitudinal Registry

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Aims This study aimed to explore the relationship between stress‐induced hyperglycemia (SIH) and in‐hospital medical complications in patients with acute stroke. Methods We enrolled 865,765 patients with acute stroke from the Chinese Stroke Center Alliance cohort.
Xintong Song   +6 more
wiley   +1 more source

Convergence and error estimates for pseudo-polyharmonic div-curl and elastic interpolation on a bounded domain

open access: yesJournal of Numerical Analysis and Approximation Theory, 2023
This paper establishes convergence rates and error estimates for the pseudo-polyharmonic div-curl and elastic interpolation. This type of interpolation is based on a combination of the divergence and the curl of a multivariate vector field and ...
Mohammed-Najib Benbourhim   +2 more
doaj   +1 more source

Multivariate refinable Hermite interpolant [PDF]

open access: yesMathematics of Computation, 2003
We introduce a general definition of refinable Hermite interpolants and investigate their general properties. We also study a notion of symmetry of these refinable interpolants. Results and ideas from the extensive theory of general refinement equations are applied to obtain results on refinable Hermite interpolants.
Thomas P.-Y. Yu, Bin Han, Bruce Piper
openaire   +2 more sources

Serum soluble mediator signatures of lupus nephritis: histological features and response to treatment

open access: yesArthritis Care &Research, Accepted Article.
Objective Lupus nephritis (LN) management remains challenging, and novel noninvasive biomarkers are needed. This study quantified serum soluble mediators in the Accelerating Medicines Partnership (AMP) LN cohort to identify biomarkers of histological features and treatment response.
Andrea Fava   +26 more
wiley   +1 more source

A comparative study between kriging and adaptive sparse tensor-product methods for multi-dimensional approximation problems in aerodynamics design*

open access: yesESAIM: Proceedings and Surveys, 2015
The performances of two multivariate interpolation procedures are compared using functions that are either synthetic or coming from a shape optimization problem in aerodynamics. The aim is to evaluate the efficiency of adaptive sparse
Chkifa Abdellah   +3 more
doaj   +1 more source

Domain-of-Attraction Estimation for Uncertain Non-polynomial Systems

open access: yes, 2013
In this paper, we consider the problem of computing estimates of the domain-of-attraction for non-polynomial systems. A polynomial approximation technique, based on multivariate polynomial interpolation and error analysis for remaining functions, is ...
Lin, Wang, Wu, Min, Yang, Zhengfeng
core   +1 more source

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