Results 91 to 100 of about 1,605,869 (375)

Functional Connectivity Associations With Markers of Disease Progression in GRN Pathogenic Variant Carriers

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Autosomal dominant progranulin (GRN) pathogenic variants are a genetic cause of frontotemporal lobar degeneration. Though clinical trials for GRN‐related therapies are underway, there is an unmet need for biomarkers that can predict symptom onset and track disease progression.
Taru M. Flagan   +46 more
wiley   +1 more source

Combination Actuator of the Linear Coordinate System of Technological Equipment with Control Propulsive Force

open access: yesМеханика машин, механизмов и материалов, 2013
The problems of constructing of linear drives with traditional toothed belt transmissions for coordinate systems of technological equipment, used for cutting semiconductor wafers with diamond wheel are discussed.
V.L. Basinyuk   +3 more
doaj  

Contactless object manipulation using multiple air jets on planar surface (Experimental case studies for small control range with continuous air jets)

open access: yesNihon Kikai Gakkai ronbunshu, 2014
We propose a technology for manipulating the position and attitude of an object on a planar surface in a contactless manner. This technology involves multiple ejectors that stream jets of compressed air onto an object from various directions.
Tsubasa MATSUSHITA   +8 more
doaj   +1 more source

Method of Selecting the Operation Parameters of Electric Spindle with Aerostatic Supports for Separation of Semiconductor Plates to Crystals. Part 1. Development of a Mathematical Model of Axial Oscillations of the Electric Spindle

open access: yesМеханика машин, механизмов и материалов, 2020
The article presents the results of studies of the mechanism of the occurrence of axial vibrations in the mechanical system “electrospindle shaft with aerostatic bearings – cutting diamond disk – cuttable semiconductor wafer”. A mathematical model of the
Alexander E. Kovensky   +2 more
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

Bar 1-Visibility Graphs and their relation to other Nearly Planar Graphs [PDF]

open access: yes, 2013
A graph is called a strong (resp. weak) bar 1-visibility graph if its vertices can be represented as horizontal segments (bars) in the plane so that its edges are all (resp.
Evans, William   +5 more
core  

On Planar Greedy Drawings of 3-Connected Planar Graphs [PDF]

open access: yesDiscrete & Computational Geometry, 2018
A graph drawing is $\textit{greedy}$ if, for every ordered pair of vertices $(x,y)$, there is a path from $x$ to $y$ such that the Euclidean distance to $y$ decreases monotonically at every vertex of the path. Greedy drawings support a simple geometric routing scheme, in which any node that has to send a packet to a destination "greedily" forwards the ...
Da Lozzo, Giordano   +2 more
openaire   +7 more sources

Altered Dynamic Functional Network Connectivity in Post‐Stroke Aphasia

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Previous studies examining post‐stroke aphasia (PSA) patients via resting‐state functional magnetic resonance imaging (rs‐fMRI) have predominantly focused on static functional connectivity. In contrast, the current investigation aims to elucidate the alterations in dynamic functional network connectivity (dFNC) among PSA patients ...
Guihua Xu   +6 more
wiley   +1 more source

A QPTAS for the Base of the Number of Triangulations of a Planar Point Set [PDF]

open access: yes, 2014
The number of triangulations of a planar n point set is known to be $c^n$, where the base $c$ lies between $2.43$ and $30.$ The fastest known algorithm for counting triangulations of a planar n point set runs in $O^*(2^n)$ time.
Karpinski, Marek   +2 more
core   +1 more source

Quantitative Assessment of Upper Limb Ataxia Using a Virtual Reality‐Based Evaluation System

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Cerebellar ataxia impairs coordination and balance, reducing quality of life. Conventional clinical scales, including the Scale for the Assessment and Rating of Ataxia (SARA) and the International Cooperative Ataxia Rating Scale (ICARS), are widely used to assess ataxia but are limited by subjectivity and inter‐rater variability ...
Masayuki Sato   +5 more
wiley   +1 more source

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