Results 81 to 90 of about 1,028,789 (292)

The impact of chest compression rates on quality of chest compressions : a manikin study [PDF]

open access: yes, 2011
Purpose Chest compressions are often performed at a variable rate during cardiopulmonary resuscitation (CPR). The effect of compression rate on other chest compression quality variables (compression depth, duty-cycle, leaning, performance decay over ...
Field, Richard A.   +17 more
core   +1 more source

Numerical Schemes Based on Splines for Two-Dimensional Singularly Perturbed Elliptic Partial Differential Equations With Mixed Shifts

open access: yesInternational Journal of Differential Equations
In this study, we considered a singular perturbation problem of two-dimensional, linear elliptic partial differential equations having both positive and negative shifts in both directions of the reaction terms, whose solution exhibits characteristic ...
Vivek K., R. Nageshwar Rao
doaj   +1 more source

A Self-Adaptive Compression Method for Ship Trajectories without Threshold Setting

open access: yesJournal of Marine Science and Engineering
Addressing the shortcomings of existing ship trajectory compression methods that rely on the empirical setting of a fixed threshold and face challenges in controlling the spatial similarity before and after compression, this paper proposes a self ...
Lihua Zhang   +4 more
doaj   +1 more source

Fuzzy maximum capacity and occupancy time rate measurements in urban railway lines

open access: yesEuropean Transport Research Review, 2018
Nowadays, railway transport capacity is an important bottleneck for many railway operators that face its ever-increasing demand. This poses a challenge to existing lines as operation under conditions close to saturation tends be unstable.
L. M. Navarro   +2 more
doaj   +1 more source

Predictive Ability of Plasma p‐tau217 for β‐Amyloid Status: A Prospective Multicenter Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Plasma tau phosphorylated at threonine 217 (p‐tau217) measured with fully automated platforms has shown high accuracy for Alzheimer's disease (AD) diagnosis, but real‐world multicenter data remain limited. We aimed to validate the diagnostic performance of p‐tau217 for identifying AD pathology in a real‐world multicenter cohort ...
Miquel Massons   +33 more
wiley   +1 more source

Folder 3: Model engine data sheets and operating instructions, C - D, 1946, 1950, 1960

open access: yes, 1946
Instructions for fueling and starting a Compression Ignition Engines model ...
Compression Ignition Engines
core  

Quantum stochastic operator cocycles via associated semigroups. [PDF]

open access: yes, 2007
A recent characterisation of Fock-adapted contraction operator stochastic cocycles on a Hilbert space, in terms of their associated semigroups, yields a general principle for the construction of such cocycles by approximation of their stochastic ...
Wills, S. J., Lindsay, J. Martin
core   +3 more sources

Semantics-Guided and Saliency-Focused Learning of Perceptual Video Compression

open access: yesIEEE Access
In recent years, video compression has emerged as a focal point of considerable interest. Nevertheless, the predominant focus of existing methods lies in the meticulous reconstruction of videos with high fidelity, often at the expense of prioritizing the
Bingyao Li
doaj   +1 more source

Peripheral Neutrophil Activation and Extracellular Trap Formation in Amyotrophic Lateral Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
Markers of neutrophil activation are increased in plasma during ALS, and markers of NET formation associate with ALS survival. ABSTRACT Objectives Peripheral neutrophil levels in amyotrophic lateral sclerosis (ALS) inversely correlate with survival, suggesting a role for neutrophils in disease progression.
Lillia A. Baird   +9 more
wiley   +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

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