Results 81 to 90 of about 22,098 (307)

Gravity and magnetism of southern Africa in relation to Craton structures and belts

open access: yesHeliyon
The general tectonic structural architecture of southern Africa is an ensemble comprised of Kalahari Craton, a vast range of mosaics of the best-preserved geological Belts, and exposed crustal blocks.
Zenzele Osborne kubeka
doaj   +1 more source

White Matter Hyperintensity Burden and Short‐Interval Change Associated With Sleep Apnoea in the UK Biobank

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background and Purpose White matter hyperintensities (WMH) are a core neuroimaging marker of cerebral small vessel disease (CSVD). Sleep apnoea (SA) is a recognized vascular risk factor, but its associations with regional WMH burden, short‐interval WMH change and cognitive performance in population‐based cohorts remain incompletely defined. We
Peng Cheng   +4 more
wiley   +1 more source

Neurovascular Contacts in the Pathophysiology of Neuralgic Amyotrophy: An Observational Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Neuralgic amyotrophy (NA) is a prevalent, monophasic, multifocal immune‐mediated neuropathy. A distinctive characteristic of the disease is the occurrence of nerve or fascicle constrictions and torsions (NA‐associated focal nerve lesions, NAFL). The pathophysiology underlying this phenomenon remains to be fully elucidated.
Johannes Fabian Holle   +4 more
wiley   +1 more source

A new approach to the directional derivative of fractional order

open access: yes
<p>The fractional derivative approximations offer many approaches to understanding real-world problems. The conformable fractional derivative operator that is one of the fractional derivative operators has recently attracted a lot of interesting ...
Toplama, Aykut
core   +1 more source

Plasma EV Proteomics Identifies ECM Remodeling and Inflammatory Proteins LUM and C7 as Candidate Biomarkers in FSHD

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Facioscapulohumeral muscular dystrophy (FSHD) is one of the most debilitating and common muscular dystrophies. Despite its severity, no approved therapy exists for FSHD patients. However, several therapeutic candidates are currently under development, and some have recently entered clinical trials, marking the need for reliable ...
Mustafa Bilal Bayazit   +11 more
wiley   +1 more source

A Nonlinear Directional Derivative Scheme for Edge Detection

open access: yes, 2012
In this paper, a new one-stage nonlinear directional derivative scheme has been proposed for edge detection. The directional edge detection method was applied to gray and color images.
Catak, Muammer
core  

The Multiple Sclerosis Severity Allele rs10191329A and Cognitive Function: A UK Biobank Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT The genome‐wide association study of Multiple Sclerosis severity linked the genetic variant rs10191329A to long‐term disability and implicated brain resilience as a determinant of outcome. We hypothesised that rs10191329A might influence cognition in other neurological diseases and healthy controls.
Ioanna Zimianiti   +5 more
wiley   +1 more source

Differentiability Via One Sided Directional Derivatives [PDF]

open access: yesProceedings of the American Mathematical Society, 1981
Let F F be a continuous mapping from an open subset
openaire   +1 more source

Directional derivative using the grad operator (MathsCasts)

open access: yes, 2016
We write the directional derivative on a surface z=z(x,y) in terms of the grad operator acting on z as a dot product with a unit vector in the direction ...
Stephen Bedding
core  

Some Minimax Type Results Of Clarke\u27s Generalized Directional Derivative And Point-Coderivative Of Multifunctions

open access: yes, 2002
In this paper, we will apply some results which are associated with the techniques of KKM mapping and Fan-KKM Theorem to prove a fixed point theorem and to reprove a theorem of variational inequalities (Theorem 2 [3]) which relates with Clarke s ...
Li, Jinlu, Isac, G
core   +1 more source

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