Results 1 to 10 of about 754,985 (219)

Optimization of 3D printer settings for recycled PET filament using analysis of variance (ANOVA) [PDF]

open access: yesHeliyon
Fused Deposition Modeling (FDM) 3D printing creates components by layering extruded material. Printer parameters such as layer height and infill density can greatly impact the mechanical properties and quality of the printed parts. One critical factor to
Ciara O'Driscoll   +2 more
doaj   +2 more sources

"Sinopharm", "Oxford-AstraZeneca", and "Pfizer-BioNTech" COVID-19 vaccinations: testing efficacy using lung CT-volumetry with comparative analysis of variance (ANOVA) [PDF]

open access: yesThe Egyptian Journal of Radiology and Nuclear Medicine, 2023
Background Several clinical studies tested the efficacy of the different COVID-19 vaccinations while very few radiological researches targeted this issue before.
Ahmed Samir   +3 more
doaj   +2 more sources

Assessment of the Tribological Performance of Bio-Based Lubricants Using Analysis of Variance

open access: yesAdvances in Mechanical and Materials Engineering, 2023
The purpose of this article is to determine the coefficient of friction of the DC04 steel sheet using a specially designed flat die strip drawing test.
Marek Szewczyk, Krzysztof Szwajka
doaj   +1 more source

F-Value Time-Frequency Analysis: Between-Within Variance Analysis

open access: yesFrontiers in Neuroscience, 2021
Studies on brain mechanisms enable us to treat various brain diseases and develop diverse technologies for daily life. Therefore, an analysis method of neural signals is critical, as it provides the basis for many brain studies.
Hong Gi Yeom, Hyundoo Jeong
doaj   +1 more source

Application of the Analysis of Variance (ANOVA) in the Interpretation of Power Transformer Faults

open access: yesEnergies, 2022
Electrical power transformers are the most exorbitant and tactically prominent components of the South African electrical power grid. In contrast, they are burdened by internal winding faults predominantly on account of insulation system failure.
Bonginkosi A. Thango
doaj   +1 more source

Oat hulls as addition to high density panels production [PDF]

open access: yesMaterials Research, 2013
Wood-based panels have been widely used around the world in various segments of timber industry. Thus, alternative raw-materials have been systematically researched in order to reduce of wood demand in particleboard production.
Luciano Donizeti Varanda   +4 more
doaj   +1 more source

Application of applied statistical methods in the study of the labor market of IT-specialist

open access: yesСистемный анализ и прикладная информатика, 2022
The methods of applied statistics are reliable mathematical tool for processing and analyzing collected statistical data. As the number and variety of devices allowing to accumulate a variety of data types increase and the spheres of human activity in ...
V. A. Livinskaya, M. A. Shaluchova
doaj   +1 more source

Experimental Design of Oxidative Desulfurization of Kerosene Through Response Surface Methodology (RSM)

open access: yesTikrit Journal of Engineering Sciences, 2023
Sulfur compound content in fuels is one of the most undesirable pollutions regarding standard environmental regulations that demand to reduce sulfur concentration limit to 5-10% in fuels. Hence, kerosene’s oxidative desulfurization (ODS) as a model fuel
Aysar Jarullah, Hamin J. Mohammed
doaj   +1 more source

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